Class 5 Flashcards

1
Q

Admin Code

A

Answer

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2
Q

A certificate issued by the department to an individual representing that such individual has completed all requirements for the master plumber or master fire suppression piping contractor license but has not obtained a seal or plate; and that such certificate has been renewed as required and is currently in effect. The ________________________________ shall bear the name of the holder and the certificate number. The holder of the _____________ is not a licensed master plumber or licensed master fire suppression piping contractor and may practice the trade for which the certificate is issued only under the direct and continuing supervision of a licensed master plumber or licensed master fire suppression piping contractor or, with respect to a city employee under the direct and continuing supervision of a supervising licensed master plumber or licensed master fire suppression piping contractor (Admin. code 2014 — 87, 28-401.3)

A

Certificate of competence

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3
Q

A standpipe to which a sprinkler system is connected or is being connected (Admin. code 2014 — 87, 28-401.3)

A

Combined standpipe system

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4
Q

(3)Responsible control exercised by a licensed individual, either personally or through one or more but no more than three, levels of competent supervision over individuals performing the actual work of the licensee’s trade who are (i) in the direct employ of an individual who is a licensee, or (ii) in the direct employ of a city agency employing the licensee or (iii) in the direct employ of a business employing the licensee, as allowed by the department, or (iv) where the licensee uses his or her license on behalf of the business, in direct employ of such business provided that such business is disclosed to the department pursuant to this chapter (Admin. Code 2014 — 87, 28-401.3)

A

Direct and continuing supervision

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5
Q

Same as question #3, such control shall be evidenced by such licensee’s ______, and ______ where applicable, upon any required statements, applications and/or permits and by demonstrating involvement of the license in the operations of the business, including hiring of employees, responsibility for financial matters, and oversight of work performance. (Admin. Code 2014 — 87, 28-401.3)

A

Signature, Seal

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6
Q

Direct and continuous supervision includes ____________ of such supervision and such other requirements as the commissioner may prescribe by rule for a particular license type (Adm.code 2014 — 87, 28 - 401.1)

A

Field inspection / Direct employ / Indirect employ

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7
Q

An individual is in the ______ of a licensee or business or city agency when such individual is on the payroll of such licensee or business or city agency and under the common law rules applicable in determining the employer-employee relationship has the status of an employee( Admin. code 2014 — 87, 28-401.3)

A

Direct employ

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8
Q

Direct employee SHALL NOT be evidenced by ( Admin. code 2014 — 87, 28-401.3)

A

Word of mouth, promises, lunches and friendships

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9
Q

The installation, maintenance, repair, modification, extension, or alteration or testing of a fire suppression piping system in any building in the city of New York ( Admin. code 2014 — 87, 28-401.3)

A

Fire suppression piping work

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10
Q

All applications for license or certificate of competence shall be at least 18 years of age, shall be able to read and write the english language, shall be of good moral character, shall be fit to perform work authorized by the particular license or certificate of competence and shall meet additional qualifications that may be prescribed for the particular license or certificate of competence. The department may refuse to qualify an applicant if it has found that the applicant ( Admin. code 2014 — 89, 28-401.3)

A

Violated any law, rule, or regulation of the department resulting in a suspension or revocation of a department issued license

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11
Q

Except as otherwise specified for the particular license type, applicants for a license shall be required to take an examination in accordance with the rules of the department. Every applicant shall commence the license application process with the department within _______ year of passing the examination for licensure and shall furnish the department a completed license application within _______ year of SUBMISSION of the first filing. Failure to provide all requested documents in a timely manner will constitute an incomplete application and will result in denial of the license ( Admin. code 2014 — 89, 28-401.3)

A

1,1

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12
Q

Every applicant for a license or certificate shall submit to investigation as directed by a government entity in order to determine the applicant;s ( Admin. code 2014 — 89, 28-401.8)

A

Character / Fitness

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13
Q

The applicant shall furnish the department with ( Admin. code 2014 — 89, 28-401.8)

A

Payment for the actual cost of conducting the background investigation

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14
Q

Failure of the applicant to provide the department all requested and completed documents or any other information necessary for completion of the investigation in a timely fashion ( Admin. code 2014 — 89, 28-401.8)

A

Will constitute a reason to move on to charge you with a felony

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15
Q

(14) Except as noted otherwise for a particular license, or exempted by the commissioner pursuant to rule, prior to the issuance of a license , or during the renewal thereof,the applicant shall file with the department satisfactory evidence of a commercial general liability insurance policy in the amount of ( Admin. code 2014 — 89, 28-401.9)

A

One-million dollars

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16
Q

Same as question #14 Such other amount as the commissioner may require together with satisfactory evidence of ( Admin. code 2014 — 89, 28-401.9)

A

Compliance with workers’ compensation law and the disability benefits law / Required insurance shall be maintained for the duration of the license / Any changes in coverage, insurance renewals, or policy status shall be provided to the department in accordance with the department rules

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17
Q

For licenses that require a plate and/or the application of a seal, the plate and/or seal shall be issued with the license except as provided otherwise in this chapter. The license, plate and the seal (Adm. Code 2016 — 89, 28-401.10)

A

Are the property of the department and are not transferable by the licensee / to licensee shall make or cause to be made duplicates of a department-issued license, plate or seal / The loss or theft of a license , plate or seal must be reported to the department within FIVE calendar days

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18
Q

All licenses issued by the commissioner for which an examination is required shall expire ______ years from the date issuance thereof, and may be renewed every ______ years thereafter without examination (adm, Code 2014 — 89, 28-401.11)

A

3,3

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19
Q

The commissioner shall have the authority to stagger the issuance of licenses for (Adm. code 2014 — 89, 28-401.11)

A

Three-year terms

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20
Q

All licenses NOT requiring examination shall expire ____ year from the date of issuance thereof, and may be renewed each year thereafter except as otherwise noted for a specific license (adm. code 2014 — 89, 28- 401.11)

A

One.

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21
Q

Applications for renewal of a license or certificate of competence shall be accompanied by the renewal fee and such additional information as the commissioner may require, and shall be made at least _______ calendar days but not more than _______ calendar days prior to the expiration date of same (Adm. code 2014 — 89, 28-401.12)

A

30,60

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22
Q

Applicants shall provide evidence satisfactory to the department that he or she is fit to perform the work authorized by the particular license as provided by department rule. Applications for renewal is subject to investigation by the department. The failure of an individual o renew his or her license or certificate of competence shall have (Adm. code 2014 — 89,90, 28-401.12)

A

The effect of cancellation of the license or certificate of the license or certificate of competence upon expiration, and the holder of a plate and/seal issued by the department shall be immediately surrender such plate and/or seal to the department. / A person who fails to renew a license or certificate if competence within the time period set forth in this section 28-401.12 may apply for later renewal or statement of such license pursuant to section 401.13. / The department may, following notice and an opportunity to be heard, refuse to renew license or a certificate of competence on any grounds on the basis of which it could dent suspend or revoke such license

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23
Q

If a license or certificate of competence expires, the individual may apply for late renewal of the license or certificate of competence, within _____ year of the date of its expiration without examination but subject to applicable late renewal fee. There after up to ________ years after the date of expiration, the commissioner may reinstate the license or certificate of competence without examination upon the applicant’s demonstration to the commissioner’s satisfaction of continued competence in the respective trade and satisfaction of any applicable continuing education requirements but subject to applicable late renewal fees (Adm. code 2014 — 90, 28-401.13)

A

One, five

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24
Q

Applicants for late renewal and reinstatement shall provide evidence satisfactory to the department that he or she is fit to perform the work authorized by the particular license as provided by department rule. A license or certificate of competence shall not be reinstated after_______ years from date of expiration (Adm. code 2014 — 90,28-401.13)

A

5

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25
Q

(24)The commissioner may promulgate rules to require applicants for renewal of licenses or certificate of competence to complete prescribed number of hours continuing education courses by the department within the term preceding the application for renewal and to provide proof of the same in a form acceptable to the department. Such proof, when required, shall be submitted with fee the application for renewal. The cost of the renewal fee for master plumber license (certificate of competence) (Adm. code 2014 — 90, 28-401.14, 91, 28-401.15 Schedule of fees)

A

$150 triennially

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26
Q

Same as question #24, the cost of the renewal fee for master fire suppression piping contractor (class A,B, or C) license certificate of competence (Adm. code 2014 — 90,28-401.14, 91, 28-401.15 Schedule of fees)

A

$150 triennially

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27
Q

Test 5.1 Question

A

Answer

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28
Q

The installation, maintenance, repair, modification, extension, or alteration or testing of a fire suppression piping system in any building in the city of New York ( Admin. code 2014 — 87, 28-401.3)

A

Fire suppression piping work

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29
Q

A standpipe to which a sprinkler system is connected to (Adm. code. 2014, 87, 28-401.3)

A

Combined standpipe system

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30
Q

An automatic valve is installed on the discharge side of a positive displacement pump to relieve pressure prior to the pump driver reaching operating speed (NFPA 20-2013 — 20-11, 3.3.57.1)

A

Dump valve

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31
Q

Of the following, which is considered, the least important pipe hanger support system installation

A

Type of pipe joint

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32
Q

Class 1 manual standpipes are allowed in the open parking garages where the highest floor is located not more than ______ feet above the lowest level of fire department vehicle (NYC bldg. code 2014 — Chapter 9, P214, 905.3.1 Ex. 2)

A

150

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33
Q

gauges shall be replaced every 5 years or tested every 5 years by comparison with a calibrated gauge. Gauges not accurate within ________ percent of the full scale shall be calibrated or replaced (NFPA 25, 2-13 — 25-23, 6.3.4.1 & 2)

A

3%

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34
Q

Hydrostatic tests of not less than 200 psi pressure for two hours, or at 50 psi in excess of the maximum pressure, where maximum pressure is in excess of 150 psi, shall be conducted every _____ years on manual standpipe systems and semiautomatic dry standpipes, including piping the fire department connections (NFPA 25-2014, 25-23, 6.3.2.1*)

A

5

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35
Q

Where the design specifications require any part of the piping system to be welded in place, welding of sprinkler piping shall be permitted where the welding process is performed in accordance with ________, standard for fire prevention during welding, cutting, Other hot work (NFPA 13- 2007 — 13-30, .5.2.2.2)

A

NFPA 51B

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36
Q

Back rings are not permitted on welding pipe connections in most fire suppression piping systems because they will most probably

A

Reduce the inside diameter at the welded point

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37
Q

A valve has the number 300 cast on the side of the valve the number indicates

A

Pressure rating of the valve

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38
Q

Extra strong weight seamless steel pipe corresponds to

A

Sch. 80

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39
Q

Pump trouble; when stuffing box is too tight or packing improperly installed, worn, defective, or of incorrect type (NFPA 25, 2014 — 25-113, C.1.5)

A

Loosen gland swing bolts/ Remove stuffing box gland / Replace packing

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40
Q

The nominal pipe size of the pipe refers to the pipes

A

Inside diameter

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41
Q

A threaded fitting used to join two pipe sections of the same diameter is known as a

A

Coupling

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42
Q

Of the following the color of the fixed electrical equipment ground wire should be

A

Green

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43
Q

Of the following types of heat detectors the one that does not initiate an alarm when the detecting element reaches a predetermined set temperature is known as

A

Rate of rise detector

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44
Q

Of the following types of threading equipment the type of equipment the type of equipment that cuts a groove into the pipe is

A

Grooving machine

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45
Q

Piping materials are listed at $1000. If $15%, 10%, 8% discount is allowed the net purchase cost is most nearly

A

$704

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46
Q

Assume you have assigned 24 fitters to install a fire suppression piping system, that must be completed in 16-days, at the end of 12-days, only 2/3 of the job has been completed, in order to complete the job on time, you should assign a minimum of

A

12-extra fitters

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47
Q

The alarm apparatus for a wet pipe system shall consist of a listed (NFPA 13, 2007 — 13-32, 6.9.2.1)

A

Alarm check valve

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48
Q

The alarm apparatus for a dry pipe system shall consist of listed (NFPA 13, 2007 — 13-32, 6.9.2.2.1)

A

Alarm attachments to the dry pipe valve

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49
Q

When water pressure exceeds 175 psi (12.1 bar), valves shall be used in accordance with (NFPA 13, 2007 — 3-32, 6.7.1.1)

A

Their pressure ratings

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50
Q

The fire department connection(S) shall use an (NFPA 13, 2007 — 13-32, 6.8.1*)

A

NH internal threaded swivel fitting(S) with an NH standard thread(S) / Where at least one of the connections shall be the “2.5 - 7.5 NH standard thread “ / As specified in NFPA 1963, Standard for the Fire Hose connections

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51
Q

All control, drain, and test connection valves shall be provided with (NFPA 13, 2007 — 13-32, 6.7.4.1)

A

Permanently marked weatherproof metal identification signs / Permanently marked weather proof plastic identification signs

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52
Q

The alarm apparatus for deluge and preaction systems shall consist of alarms actuated ______ by the detection system and the flow of water (NFPA 13, 2007 — 13-32, 6.9.2.3)

A

Independently

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53
Q

The compressed air supply required for dry. pipe systems, shall be from a source (NFPA 13, 2007 — 13-34, 7.2.6.2.1)

A

Available at all times

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54
Q

Listed CPVC sprinkler pipe and fittings should be protected from freezing with (NFPA 13, 2007 —13-257, A.7.6.2)

A

Glycerine only

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55
Q

All permitted antifreeze solutions are _____ water (NFPA 13, 2007 — 13-257, A.7.6.3.1)

A

Heavier than

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56
Q

Sprinkler system discharge criteria for the protection of flammable and combustible liquids shall comply with (NFPA 2007, 13-191, 21.2.1)

A

NFPA 30

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57
Q

For trapeze hangers, all angles shall be installed with the (NFPA 13, 13-92, 9.1.1.6.3)

A

Equal sides / Longer leg vertical

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58
Q

Of the following types of wrenches the one which most nearly resembles a tool for installing or replacing a sprinkler head

A

Double open-end wrench

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59
Q

A spanner wrench is mainly used for

A

Couplings and uncoupling of caps for a siamese hose connection

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60
Q

The basic difference between a pre-action and a deluge sprinkler system (NFPA 13,2007 – 13-19, 3.4.9*)

A

Heat and smoke must be detected

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61
Q

A sprinkler that directs from 40% to 60% of the total water initially in a downward direction and that is designed to be installed with the deflector either upright or pendent (NFPA 13, 2007, 13-19, 3.6.2.5)

A

Old-style/conventional

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62
Q

Caps on a siamese connection, for standpipe systems are painted (NFPA 14, 2007 — S-26, 4.8.2.1Q)

A

Red

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63
Q

Standpipes and lateral piping supplied by standpipes shall be located: (NFPA 14, 2007 — S-39, 6.1.2.2Q)

A

In enclosed exit stairways

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64
Q

Of the following standpipe systems, the one that requires a pitot tube gauge reading test is the

A

Fire pump

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65
Q

Where required by NFPA, sample sprinklers shall be submitted to a recognized testing laboratory acceptable to the authority having jurisdiction for field service testing (NFPA 25, 2014 — 25-17, 5.3.3.3*, 5.3.1.1.1, 5.3.1.1.2)

A

Where sprinklers have been in service for 50-years, they shall be replaced or representative samples from one or more samples areas shall be tested / Test procedures shall be repeated at 10-year intervals / Sprinklers manufactured prior to 1920 shall be replaced

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66
Q

Sprinklers manufactured using fast-response elements that have been in service for 20-years shall be replaced or representative samples shall be tested and then retested at _________intervals (NFPA 25, 2014 — 25-17, 5.3.1.1.3*)

A

10-year

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67
Q

Sprinklers manufactured prior to ________ shall be replaced (NFPA 25, 2014 — 25-17, 5.3.1.1.1.2)

A

1920

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68
Q

Dry sprinklers that have been in service for 10-years shall be replaced or representative samples shall be tested and then retested at (NFPA 25,2014 — 25-17, 5.3.1.1.1.6*)

A

10-year intervals

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69
Q

Where sprinklers have been in service for 75-years, they shall be replaced or representative samples from one or more sample areas shall be submitted to a recognized testing laboratory acceptable to the authority having jurisdiction for field service testing and repeated at (NFPA 25, 2014 - 25 - 17, 5.3.1.2*)

A

5-year intervals

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70
Q

When a representative sample of sprinklers for testing is required a minimum of not less than_________ sprinklers or 1% of the number of sprinklers per individual sprinkler sample, whichever is greater (NFPA 25, 2014 - 25 - 17, 5.3.1.2*)

A

4

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71
Q

Where ________ sprinkler within a representative sample fails to meet the test requirement, ALL SPRINKLERS within the area represented by that sample shall be replaced (NFPA 25, 2014 — 25-18, 5.3.1.3)

A

1

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72
Q

Where addition or modification is made to an existing system affecting more than 20-sprinklers, the new portion shall be isolated and tested at not less than __________ for _________ (NFPA 13, 2007 — 13-225, 24.2.1.5)

A

200 psi, 2-hours

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73
Q

Modifications that cannot be isolated for testing purposes, such as relocated drops (NFPA 13, 2007 — 13-225, 24.2.1.6)

A

Shall not require testing in excess of system working pressure

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74
Q

Of the following examples, American Standard threaded designations, the one that applies to connections that connect to or with fire pump hoses

A

3-6 -NH

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75
Q

Assume you have assigned 12 fitters to install a fire suppression piping system that must be completed in 8-days. At the end of 6 days, only 2/3 if the job has been completed. In order to complete the job on time you should assign a minimum of

A

6-extra fitters

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76
Q

Activation of the initiating device shall occur within _________ of waterflow at the alarm-initiating device when flow occurs that is equal to or greater than that from a SINGLE SPRINKLER OF THE SMALLEST ORIFICE size installed in the system. The waterflow device should be field adjusted so that an alarm is initiated no more than ___________ after a sustained flow of at least 10-gpm (40 L/min). (NFPA 72,2010, 17.12.2*, 72-215, A.17.12.2)

A

90-Seconds

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77
Q

Test 5.2 Question

A

Answer

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78
Q

Fire department connections serving a non-automatic dry sprinkler system shall have the ENTIRE connection painted (NYC Fire code 2014 — 120, 912.4(3))

A

Silver

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79
Q

In a sprinkler system a check valve is installed vertically in the piping from the city water connection. Of the following types of check valves the one which should be used in the installation is a (NFPA 13, 2007 — 13-86, 8.16.1.1.3.4)

A

Spring loaded check valve

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80
Q

Blind flanges are installed in piping systems mainly to provide a means to

A

Gain easy access to the interior of a pipeline and/or fitting

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81
Q

Fire department connections shall be located at distance (NYC Fire Code 2014 — 120, 912.2.2)

A

From the nearest fire hydrant

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82
Q

According to the American Standard Pipe Thread System the number of threads per inch that properly threads a 2-inch pipe should have

A

11-1/2-threads per inch

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83
Q

Of the following types of valves, a valve that would allow you to check the sprinkler system flow would be

A

Test or drain valve

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84
Q

When an oxy-acetylene torch is used for making a brazed joint, the type of flame that should be avoided is

A

Oxidizing flame

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85
Q

The limiting length that determines whether a length of pipe is threaded on both ends is considered either as cut pipe or a nipple is

A

12-inch

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86
Q

Of the following, the one who is responsible for all welding installed in a fire suppression piping system is (NYC Admin. Code 2014 — 101, 28-410.1 (1))

A

The licensed master fire suppression piping contractor

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87
Q

Of the following types of copper tubing, the one that has the greatest wall thickness

A

Type “K”

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88
Q

In order for a synchronous motor to operate properly a motor must be supplied with

A

Both A.C. and D.C.

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89
Q

Of the following classifications of electric motors, a general purpose motor that would most likely be used where operating conditions are relatively clean and dry is the

A

Open drip-proof motor

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90
Q

Of the following types of filler metals for brazing the one which can produce HIGHLY TOXIC fumes when brazing is

A

BAG-2

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91
Q

A clear space shall be required around fire department connections, a working space of not less than 36-inches (914 mm) in width , 36-inches (914 mm) in depth and _________ inches (1981 mm) in height shall be provided and maintained in front of and around wall-mounted and free-standing fire department connections, except as otherwise approved (NYC Fire Code 2014 — 120, 912.3.2)

A

78-inches

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92
Q

In a sprinkler system, screwed unions may be used for pipe up to and including (NFPA 13, 2007 — 13030, 6.4.5.1)

A

2-inch diameter

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93
Q

In a sprinkler system, the pipes supplying sprinklers, either directly or through sprigs, drops, return bends, or am-overs are called (NFPA 13, 2007 — 13-19 3.5.1)

A

Branch lines

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94
Q

Where the capacity of isolated trapped sections of pipe is more than 5-gal (18.9-L) and less than 50-gal (189-L) an auxiliary drain shall consist of a valve ________ inch or larger and a plug or a nipple and cap (NFPA 13, 2007 — 13-38, 8.16.2.5.2.2)

A

1-inch

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95
Q

Where a fire pump is provided, a sign shall be located in the vicinity of the pump indicating the _______________ ______________and FLOW REQUIRED at the pump discharge flange to meet the system demand (NFPA 14, 2003 — S-66, 6.6)

A

Minimum pressure

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96
Q

Hand-held portable fire extinguishers having a gross weight exceeding 40-pounds (18-kg) shall be installed so that the top of the extinguisher is not more than ______ feet above the floor (NYC Fire Code 2014 — 116, 906.9.1)

A

5-feet

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97
Q

Of the following statements pertaining to sprinklers, the one that is most applicable to an upright sprinkler, is that an upright sprinkler is (NFPA 13, 2007 — 13-20, 3.6.3.6)

A

Installed in such a way that the water sprayed is directed upward against the deflector

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98
Q

A gauge that can be used to measure either vacuum or pressure is commonly called

A

Compound gauge

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99
Q

For schedule-40 and copper tubing, the minimum radius of a bend shall be ____________ for pipe sizes 2-inches (50-mm) and smaller (NFPA 13, 2007 — 13-29, 6.3.7.2)

A

6-pipe diameters

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100
Q

For schedule-40 and copper tubing, the minimum radius of a bend shall be _______________ for pipe sizes 2-1/2-inch (65-mm) and larger (NFPA 13, 2007, 13-29, 6.3.7.2)

A

6-pipe diameters

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101
Q

The pump capacity of a multistage centrifugal fire pump is rated on the (NFPA Fire Handbook — stationary fire pumps)

A

Discharge on one stage in gallons per minute

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102
Q

The ability of concrete to hold the studs varies widely according to type of (NFPA 13, 2007 — 13-276, A.9.1.3.9.3)

A

Aggregate / Quality of concrete / Proper installation

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103
Q

Powder-driven studs should not be used in steel of less than (NFPA 13, 2007 — 13-276, A.9.1.4.1)

A

3/16-in. total thickness

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104
Q

A storage method in which a number of tires are strapped together (NFPA 13, 2007 — 13-23, 3.9.4.1)

A

Banded tires

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105
Q

Pneumatic tires for passenger automobiles, aircraft, light and heavy trucks, trailers, farm equipment, construction equipment (off-the-road), and buses (NFPA 13,2007 — 13-23, 3.9.4.10)

A

Rubber tires

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106
Q

Tires stored horizontally or flat (NFPA 13, 2007 — 13-23, 3.9.4.5)

A

On-side tire storage

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107
Q

Tires stored vertically or on their treads (NFPA 13,2007 — 13-23, 3.9.4.6)

A

On-tread tire storage

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108
Q

The clearance from the top of storage to sprinkler deflectors shall be not less than ___________ where rubber tires are stored (NFPA 13, 2007 — 13-52, 8.5.6.5)

A

36-inches

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109
Q

The minimum temperature rating of ceiling sprinklers in general storage, rack storage, rubber tire storage, roll paper storage, and baled cotton storage application shall be (NFPA 13, 2007 — 13-48, 8.3.2.7*)

A

150 F

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110
Q

(#35)Columns within rubber tire storage, where fireproofing is not provided, steel columns shall be protected as follows (NFPA 13, 2007 — 13-184, 18.2.1, 18.2.2)

A

Storage exceeding 15-feet through 20-feet (4.6-m through 6-m) in height - one sidewall sprinkler directed to one side of the column at a 15-foot (4.6-m) level / Storage exceeding 20-feet (6.1-m) in height - two sidewall sprinklers, one at the top of the column and the other at 15-foot (4.6-m) level botoh, directed to the side of the column / The flow from a column sprinkler(s) shall be permitted to be omitted from the sprinkler system hydraulic calculations

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111
Q

The protection specified in Ques. #35 shall not be required where storage in fixed racks is protected by (NFPA 13,2007 — 13-184, 18.2.3)

A

In-rack sprinklers

112
Q

The protection specified in Ques. #35 shall not be required where (NFPA 13, 2007 — 13-184, 18.2.4)

A

ESFR (Early suppression fast response) system is installed / Large drop sprinkler system is installed / if A&B are approved for rubber tire storage are installed

113
Q

For the protection of rubber tire storage, a minimum of not less than 750-GPM (2835-L/min) for hose streams in addition to that required for automatic sprinklers and foam systems. Water supplies shall be capable of supplying the demand for sprinkler systems and hose streams for not less than _____ hours (NFPA 13, 2007 — 13-184, 18.3(1))

A

3-hours

114
Q

For the protection of rubber tire storage, for on-floor storage up to and including 5-feet (1.5-m) in height, hose stream requirements shall be permitted to be 250-GPM (946-L/min) with a water supply duration of not less than (NFPA 13, 2007 — 13-184, 18.3(2))

A

2-hours

115
Q

For the protection of rubber tire storage, the maximum horizontal spacing of sprinklers in rack shall be (NFPA 13, 2007 — 13-184, 18.5.2)

A

8-feet

116
Q

For the protection of rubber tire storage, the sprinklers in racks shall discharge not less than (NFPA 13, 2007 — 13-184, 18.5.4)

A

30-psi

117
Q

For protection of rubber tire storage; the piling method of rubber tire storage is on-side or on tread, in palletized portable racks, or open potable racks, or fixed racks without solid shelves with the pile height up to 25-feet (7.6-m). The maximum building height being 32-feet, with water available for a minimum of 3-hours, and a hose allowance of 500-GPM (1893-L/min). The number of large drop sprinklers required and minimum operating pressure (NFPA 13, 2007 — 13-186, Table 18.4(c))

A

15-sprinklers at 75-psi

118
Q

The main reason why the outer ends of all external and internal screw threads for a fire hose connection are terminated by a higbe-cut-blunt start on a full thread is to

A

To avoid cross threading of the threads

119
Q

A working test of the dry pipe valve alone and with a quick-opening device, if installed, shall be made by opening (NFPA 13,2007 —13-225,24.2.3.2.1)

A

The inspector’s test connection

120
Q

Extra hazard occupancies involve a wide range of variables which may produce

A

Severe fires

121
Q

All sprinkler piping must be drained in a dry pipe sprinkler system. If the pipe was pitched, at a rate of 1/2-inch per 10-feet and you have a 275-foot run of pipe, how much would the pipe drop

A

13.75-inches

122
Q

The neutral wire on an electric appliance is what color

A

White

123
Q

Drip valves shall be provided between the (existing)

A

Siamese connection and check valve

124
Q

In a dry pipe system an alarm unit shall include a listed (NFPA 13, 2007 — 13-33, 6.9.3.1*)

A

Mechanical alarm, horn / Siren / Electric gong, bell, speaker, horn or siren

125
Q

The fire department connection(s) shall consist of two 2-1/2-in.(65-mm) connections using NH. internal thread swivel fittings with (NFPA 13, 2007 — 13-32, 6.8.1*)

A

“2.5-7.5 NH standard thread”

126
Q

Test 5.3 Question

A

Answer

127
Q

The density of gas will (NFPA Fire handbook, chemistry & physics of fire)

A

Decrease as its temperature is increased

128
Q

When the density of gas is decreased and the weight of the gas is lighter than air

A

The gas will rise

129
Q

Heat transferred by direct contact from one body to another is a process called

A

Conduction

130
Q

The transfer of heat by either gas or liquid is called

A

Convection

131
Q

A form of energy traveling across a space or through materials as electromagnetic waves, such as light, radio waves, or x-rays is called

A

Radiation

132
Q

Heat is absorbed by a substance when it is converted from a solid to a liquid, or from a liquid to a gas. This form of energy is called (NFPA, Fire handbook — chemistry and physics of fire)

A

Latent heat

133
Q

The _________ heat of a substance defines the amount of heat it absorbs as its temperature increases. it is expressed as the amount of thermal energy required to raise the unit mass of a substance one temperature degree

A

Specific heat

134
Q

The amount of heat required to raise the temperature of one pound of water one-degree fahrenheit (measured at 60 F (15.5 C) )

A

British thermal unit

135
Q

These thermometers consist of a tube partially filled with a liquid which measures expansion and contraction of the liquid with changes in temperature. The tube is calibrated to permit reading of the level of the liquid in degrees of temperature scale. This is called

A

Liquid expansion thermometer

136
Q

A thermometer that contains strips of two metals, which are laminated with different coefficients of expansion. As the temperature changes, the two metals expand or contract to different extent, causing the strip to deflect. The amount of deflection is measured in a scale that is calibrated in degrees of temperature which is called a (NFPA, Fire handbook — chemistry and physics of fire)

A

Bimetallic thermometer

137
Q

The melting or fusion point of a solid (metal, or chemical mixture) to indicate whether or not a hot object is above or below the melting point of the solid. For example, the eutectic metal in a sprinkler link melts in a environment, which activates the sprinkler which is called

A

Solid fusion

138
Q

A pair of wires of different metals or alloys welded together at a function point form a junction. A voltage is generated across this junction, the magnitude of which depends on the nature of the metals and temperature. This is compared against a compensating junction at 0 C, and calibrated to give readings in degrees, is called

A

Thermocoupies

139
Q

One might suppose that water is the most widely used extinguishing agent because of its low cost and ready availability , relative to other conceivable liquids. However, it turns out that, quite aside from cost and availability, water is (NFPA, Fire handbook — theory of fire extinguishment)

A

Superior to any other known liquid for fighting the majority of fires

140
Q

Water has a very high heat of evaporation per unit mass, at least ________ _________ as high as that of any other non flammable liquid

A

Four-times

141
Q

Water is also

A

Nontoxic

142
Q

Water may not be effective for

A

Flammable liquid fires

143
Q

Water is not compatible with certain hot metals or certain chemicals. With fires in these materials, other agents may be used (NFPA, Fire handbook — theory of fire extinguishment)

A

Aqueous foam / Inert gas / Halons and dry chemical

144
Q

Water may extinguish a fire by combination of mechanism, cooling the solid or liquid combustible, cooling the flame itself, generating steam that prevent oxygen access, and as a fog. While all these mechanisms may contribute to extinguishment, probably the most important is

A

Cooling a gasifying combustible

145
Q

The two most common means of applying water are

A

A solid stream or spray from a hose / Spray from automatic sprinklers

146
Q

Evaporation of water, caused by wood fires, produce steam that

A

Dilutes the flame, and reduces flame temperature

147
Q

The principle application of aqueous foam agents is for fighting (NFPA, fire handbook — theory of fire extinguishment)

A

Flammable liquid fires

148
Q

If the flammable liquid is lighter than water and is insoluble in water, then application of water would simply result in the liquid floating on it and

A

Continuing to burn

149
Q

Foams are the primary tools for fighting fires that involve substantial quantities of

A

Petroleum products

150
Q

If the flammable liquid is water-soluble, like alcohols,then the addition of sufficient water will

A

Dilute the liquid to the point where it is no longer flammable

151
Q

If there is a deep pool of alcohol. rather than a shallow spill (NFPA,Fire handbook — Theory of fire extinguishment)

A

using an aqueous foam, would be a better extinguishment agent

152
Q

Liquids or solids that are burning in difficult-to-access spaces, such as a room in a basement or the whole of a ship, we would best use

A

The foam is used to flood the compartment completely

153
Q

Foam is used as a fire fighting tool because

A

It is much lighter than any flammable liquid / Water-bearing mater that can halt or prevent combustion / it floats on the liquid, produces an air-excluding, cooling, continuous layer of vapor sealing, water-bearing material

154
Q

Foam is

A

Unstable air-water emulsion

155
Q

Fire fighting foam is formed by various methods from aqueous solutions of specifically formulated foaming agents which create (NFPA, fire handbook — Theory of fire extinguishment)

A

Mass of bubbles

156
Q

Extinguishment with water mist, a fine mist of water to a fire as an alternate to halogenated agent have found that

A

Not good for fixed spray nozzles positioned around the site of an anticipated fire

157
Q

Water acts to extinguish fires primarily by cooling, although the formation of steam helps to dilute the concentration of oxygen; on the other hand, inert gases act to

A

Extinguish a fire primarily by dilution

158
Q

The most commonly used inert gas (NFPA, Fire handbook — theory of fire extinguishment)

A

Carbon Dioxide

159
Q

Some inert gases that are used in fire-fighting are

A

Nitrogen or stream / Helium or neon / Argon

160
Q

On a volume basis carbon dioxide is substantially more effective than

A

Nitrogen

161
Q

As of january 1, 1994, the global production of fire protection halons in many counties ceased because

A

Halon production has ceased because halons have deleterious effect on the environment / Scientific evidence has strongly linked halons and chlorofluorocarbons (CFC’s to the depletion of earth’s stratospheric ozone layer)

162
Q

Halogenated extinguishing agents, or halons, are chemical derivatives of (NFPA, fire handbook — Theory of fire extinguishment)

A

Methane (CH4) or ethane (CH3 - CH3)

163
Q

Dry chemicals provide an alternative to carbon dioxide or the halons for extinguishing a fire without the use of water. These powders which are 10 to 75-microns in size, are projected by an inert gas. Of the five types of dry chemicals in use only one is effective against deep - seated fires because of a glassy phosphoric acid coating that forms over the combustible surface. This chemical is’

A

Monoammonium phosphate (ABC or multipurpose “mommex”)

164
Q

The best applications to suppress an electrical fire are

A

chemical agents

165
Q

For the special case of kitchen fires involving hot cooking oil (NFPA, Fire handbook — theory of fire extinguishment)

A

Sodium bicarbonate is preferred

166
Q

Application of water of foam to the surface of a smoldering fire is

A

Not always effective

167
Q

Extinguishment of a fire involving a continuously flowing combustible has often is very difficult. The best tactic is

A

Shut off the flow of gas

168
Q

One approach to extinguish a gas fire is to attack the base of the flame with

A

A dry chemical nozzle, carbon dioxide, steam or a halon

169
Q

The best agent for fires involving metal is/are (NFPA, Fire handbook — theory of fire extinguishment)

A

Helium and argon

170
Q

In chemical fires the best method for controlling the fire is

A

Minimum quantity of water as possible / Allow a building to burn

171
Q

Specific gravity is the ratio of the weight of a solid or liquid substance to the weight of an equal volume of water. The scales of the most commonly used hydrometers are based on a specific of

A

1 for water

172
Q

Gas specific gravity is the ratio of the weight of gas to the weight of an equal volume of dry air at the same temperature and pressure. It may be evaluated by the following. Gas specific gravity equals its molecular weight divided by (NPFA, Fire handbook — chemistry and physics of fire)

A

29, where 29 is the composite molecular weight of dry air

173
Q

Buoyancy is the upward force exerted on a body or volume of fluid by the ambient fluid surrounding it. if a volume of a gas has a positive buoyancy, then it is lighter than the surrounding gas and will tend to rise. if it has negativity buoyancy, it is heavier and will tend to

A

Sink

174
Q

Test 5.4 Question

A

Answer

175
Q

Pressure maintenance pumps are often found on a sprinkler systems. These pumps operate automatically when there is a slight drop in pressure due to leakage in the system. They also come on when there is pressure surge. This pump restores the pressure in the fire protection system to the desired level. if the drop of pressure in the system is greater than the capacity of this pump, then the fire pump comes on. This pump is called a make-up-pump or

A

Jockey pump

176
Q

The fire pump, a centrifugal pump, should never be operated without the pump being supplied

A

With water

177
Q

The fire pump, a centrifugal pump, relies on the water supply for

A

Cooling and lubrication

178
Q

This pump is sometimes used in sprinkler systems. These are small pumps with limited power. This pump is usually located in the basement of the building and is used when the water pressure available at the highest sprinkler head does not meet the needs of the sprinkler system. This small pump increases the water pressure in the sprinkler system unit. It reaches acceptable levels and should not be confused with other pumps with similar functions. This pump is called

A

Booster pump

179
Q

For class 1 and class 111 standpipe systems, the minimum flow rate for the hydraulically most remote remote standpipe shall be __________ (NFPA 14, 2007 — S-76, 7.10.1.1.1)

A

500-GPM

180
Q

Where a horizontal standpipe on a class 1 and class 111 system supplies three or more hose connections on any floor, the minimum flow rate for the hydraulically most demanding horizontal standpipe shall be (NFPA 14, 2007 — S-58, 7.10.1.1.2*)

A

750-GPM

181
Q

For class 11 standpipe systems, the minimum flow rate for hydraulically remote hose connection shall be (NFPA 14, 2007 — S-59, 7.10.2.1.1)

A

100-GPM

182
Q

A permanently installed drain riser of adequate size shall be provided adjacent to each standpipe or attached sprinkler system equipped with a pressure-regulating devices to facilitate test of each device. The riser shall be equipped with a ____________ and be located on every floor (NFPA 14, 2007 — S-60, 7.11.1Q, 7.11.1.1Q)

A

Plug

183
Q

Each standpipe shall be provided with a means of (NFPA 14, 2007 — S-60, 7.11.2)

A

Draining

184
Q

A drain valve and piping, located at the lowest point of the standpipe downstream of the isolating valve, shall be arranged to discharge to discharge water an (NFPA 14, 2007 — S-61, 7.11.2.2)

A

Approved location

185
Q

High-rise buildings shall have at least ________ remotely located fire department connections for each zone, and be located in accordance with section 4.8.2.2 of this reference standard (NFPA 14, 2007 — S-62, 7.12.2Q)

A

Two

186
Q

Pressure gravity tanks shall be filled at the rate of at least(NFPA 14,2007 — S-74, 9.1.5Q(4) (c))

A

65-GPM

187
Q

The connections to the pressure gravity tank are made in such a manner as to provide the required sprinkler and/or fire standpipe reserve. The domestic supply is ________ the sprinkler and/or standpipe reserve (NFPA 14, 2007 — S-74, 9.1.5Q (4)(b)(1))

A

Above

188
Q

The connections to a standpipe/sprinkler/ domestic system are made outside of the tank. When connections or piping are installed inside the tank, the piping shall be assembled in accordance (NFPA 14, 2007, S-74 — 9.1.4 (4) (b) (2) )

A

With N.Y.C Plumbing Code / With applicable reference standards

189
Q

Each service directly supplying a standpipe system or a fire pump shall be equipped with a control valve located under the sidewalk in a flush sidewalk box located within _________ inches of the street line, or in such other location as may be approved by the D.E.P. (NFPA 14, 2007, S-70, 9.1.5Q (1) (a) )

A

24-inches

190
Q

Any required automatic fire pump shall draw from (NFPA 14, 2007 — S-70, 9.1.5Q (2) (a), 9.1.4Q)

A

A single water main if augmented by a suction tank or tanks / Two independent street water mains in different streets / Any automatic fire pump serving a building classified in occupancy group R-2 that is fully protected by as system of automatic sprinklers may draw from a single water main

191
Q

An automatic fire pump may draw from a single water main (NFPA 14, 2007 — S-70, 9.1.5Q (2) (a) )

A

If augmented by a suction tank or tanks / if the valves at the meter and pump are provided with tamper switches that are wired to an approved supervising station of an operating fire alarm company

192
Q

An automatic fire pump, where two services are installed, one service from the street water main shall be run directly to the pump, and other service may be used for (NFPA 14, 2007 — S-70, 9.1.5Q (2) (a) )

A

Domestic water supply

193
Q

Any required automatic fire pump, using the connection from water mains to the pumps shall be at least _________ and shall be flushed before connection is made to the system (NFPA 14, 2007 — S-70, 9.1.5Q(2)(a) )

A

6-inch pipe size (152-mm)

194
Q

(20)In the event that two separate and distinct water mains are not available as a supply or the street mains cannot produce the required supply (NFPA 14, 2007 — S-71, 9.1.5Q (2) (b) )

A

There shall be provided a suction tank, or tanks / The suction tanks shall be suitably located and of sufficient capacity to furnish the fire pump with at least a one-half hour supply at the rated capacity of such pump / Suction tanks shall be filled by a six-inch (152-mm) connection to the water main, controlled by an automatic ball float valve in the suction tank

195
Q

Same information as Question #20: A ____________ by pass shall be provided so the pumps may be fed directly from the street water main (NFPA 14, 2007 —- S-70, 9.1.5Q (2) (B) )

A

6-inch

196
Q

Power supply for standpipe fire pumps; electrical power to the motor shall be taken from the ________ _________ of the house service switch (NFPA 14, 2007 — S-71, 9.1.5Q (2) (d) )

A

Street Side

197
Q

When fire pump feeder conductors are routed through the building(s), they shall be enclosed by ______ of concrete or an approved assembly which has a minimum of 2-hour fire resistive rating (NFPA 14, 2007 —- S-72, 9.1.5Q (2) (e) )

A

2-inches

198
Q

Fire pumps shall be placed on concrete pads at least ___ inches above the pump room floor with a clearance of at least ______ feet maintained on all sides from walls or from other equipment the pump room (NFPA 14, 2007 — S-72, 9.1.5Q (2) (f) )

A

12-inch, 3-feet

199
Q

Each automatic fire pump shall be equipped with a ______ National Pipe Thread pressure relief valve installed in the PUMP DISCHARGE (NFPA 14, 2007 — S-72, 9.1.5Q (2) (g) )

A

3-inch

200
Q

Relief valves for automatic fire pumps shall be set to relieve below the shut off head of the pump, but above the pressure required to maintain the operating pressure at the highest hose valve. The discharge from the relief valve may be piped back into the ____________ of the pump on the pump side of the suction valve provided a visual glass is installed in the discharge of the relief valve (NFPA 14, 2007 — S-72, 9.1.5Q (2) (g) )

A

Suction side

201
Q

Automatic fire pumps shall have check valves installed in the pump discharge line and shall be (NFPA, 2007 — S-72, 9.1.5Q (2) (h) )

A

Swing type / Spring loaded

202
Q

Pressure tanks installed in accordance with NFPA 22, standard for Water Tanks for Private Fire Protection. An air compressor is provided with suitable automatic control and sufficient capacity to build up air pressure of at least _________-psig in the tank within ________ hours and to maintain thereafter an air pressure between 70 and 80-psig (482 to 552-kPa): (NFPA 14, 2007 — S-73, 9.1.5Q (3) (b) )

A

75, 3

203
Q

Pressure tanks shall be supplied with water through a fixed pipe, independent of the standpipe and at least _________ inches in size (NFPA 14, 2007 — S-73, 9.1.5Q (3) (c) )

A

2 (5-mm)

204
Q

The water supply and connection to pressure tanks shall be capable of supplying the tank at a rate of at least ______________ gpm without reducing the pressure in the tank (NFPA 14, 2007 — S-73, 9.1.5Q (3) (c) )

A

75

205
Q

All pressure tanks used to provide the required primary water supply of a standpipe system shall be equipped with a high and low air pressure and a high and low water level electrical alarm system/ Air-to-water ratio shall be ______ to __________ by volume and may be maintained by automatic electrical controls (NFPA 14, 2007 — S-73, 9.1.5Q (3) (d) )

A

1 to 2

206
Q

All new systems, including yard piping and fire department connections, shall be tested hydrostatically at not less than 300-psi (20.7-bar) of pressure for (NFPA 14, 2007 — S-79, 11.4.1*Q)

A

1-hour

207
Q

Piping between the fire department connection and the check valve in the inlet pipe shall be (NFPA 14, 2007 — S-78, 11.2.2)

A

Flushed with a sufficient volume of water in order to remove any construction debris / Flushed with a sufficient volume of water in order to remove trash accumulated in the piping prior to completion of the system / Flushed prior to the installation of the fire department connection

208
Q

The hydrostatic test pressure shall be measured at the ___________ elevation point of the individual system or zone being tested (NFPA 14, 2007 — S-79, 11.4.2)

A

Low

209
Q

Where cold weather prevents testing with water, an interim air test shall be permitted to be conducted prior to the standard hydrostatic test (NFPA , 2007 — S-79, 11.4.5, 11.4.5.1)

A

An air pressure test at 40-psi shall be conducted for 24-hours

210
Q

Piping between the fire department connection and the check valve in the inlet pipe shall be tested hydrostatically ______________ as the balance of the system (NFPA 14, 2007 — S-80, 11.4.6)

A

In the same manner

211
Q

A standpipe system, either temporary or permanent, shall be provided in accordance with this chapter in buildings under construction or demolition. Provision shall be made for the use of such standpipe by the Fire Department when the height of the building construction or demolition exceedsw (NFPA 14, 2007 — S-83, 12.1Q)

A

75-feet

212
Q

A standpipe system, either temporary or permanent, shall be provided with a readily accessible two-way fire department connection at street level. The location of the two-way fire department hose connection shall be a(NFPA 14, 2007 — S-83, 12.2Q)

A

Place-carded / kept free from obstruction / identified by a red light

213
Q

(39) Pipe sizes, hose connections, hose, water supply, and other details for new connections shall be in accordance with this standard. Temporary risers shall be at least ____ inches in diameter for structures less than ______ feet high and at least ________ inches in diameter for structures ______ feet high or more (NFPA 14, 2007 — S-83, 12.3Q)

A

4,450,6, 400

214
Q

Same as question #39. there shall be as many risers as will be, , or were, required for the permanent system. Each such riser shall be connected to a __________ that is supplied through two-way fire department hose connections at the street level and shall be equipped on each floor with a _____ inch hose outlet valve (NFPA 14, 2007 — S-83, 12.3Q)

A

Cross connection, 2-1/2

215
Q

Same as question #39. there shall be as many risers as will be, , or were, required for the permanent system. Each such riser shall be connected to a __________ that is supplied through two-way fire department hose connections at the streel level and shall be equipped on each floor wiht a _____ inch hose outlet valve (NFPA 14, 2007 — S-83, 12.3Q)

A

Plugged or capped

216
Q

Standpipes shall be supported and restrained at each (NFPA 14, 2007 – S-83, 12.4)

A

Each alternate floor

217
Q

At least one hose connection shall be provided _________ at a location approved by the local fire department (NFPA 14, 2007,— S-84,12.5.1)

A

AT each floor level

218
Q

Hose valves shall be (NFPA 14, 2007 — S-84, 12.5.2)

A

Kept closed at all times / guarded against mechanical injury

219
Q

Temporary standpipes shall remain in service until the permanent standpipe is complete and shall be extended upward for each story while the extension of the riser is being installed and (NFPA 14, 2007 — S-84, 12.6*, 12.7.1)

A

Capped at the top

220
Q

Protection of hose connections and fire department connections (NFPA 14, 2007 — S-85, 12.9, 12.9.1, 12.9.2)

A

Threaded caps shall be installed on fire department connections / Threaded plugs shall be installed on fire department connections / Shall be protected against physical damage

221
Q

The use of standard-weight valves and fittings ordinarily should be confined to the _______ stories of very high buildings (High rise) and to equipment in which the highest available pressures are less than 12.1-bar (175-psi) (NFPA 14,2007 — S-87, A.4.1)

A

Upper

222
Q

Standpipes should ___________ placed in unsprinklered areas of combustible construction (NFPA 14, 2007 — S-93, A.6.1.2.1)

A

Not be

223
Q

The brazing filler metal classifications approvals are (NFPA 14, 2007 — S-15, Table 4.2.1)

A

BCuP-3 / BCuP-4

224
Q

Standard weight pattern cast-iron fittings 2 in. (50 mm) in size and smaller shall be permitted where pressures do not exceed __________ in standpipe size systems (NFPA 14, 2007 — S-16, 4.3.3.1)

A

300-psi

225
Q

Test 5.5 Questions

A

Answer

226
Q

water is an exceptional fire-fighting agent and IT IS NOT TRUE that (NFPA fire handbook)

A

Water absorbs 930.3-BTU’s at 212 F

227
Q

Temperature classifications for BLUE sprinkler head (NFPA 13, 2007 — 13-28, Table 6.2.5.1)

A

High

228
Q

Temperature classifications for RED sprinkler head (NFPA 13, 2007 — 13-28, Table 6.2.5.1)

A

Extra high

229
Q

Temperature classifications for UNCOLORED OR BLACK sprinkler head (NFPA 13, 2007 — 13-28, Table 6.2.5.1)

A

Ordinary

230
Q

Temperature classifications for ORANGE sprinkler head (NFPA 13, 2007 — 13-28, Table 6.2.5.1)

A

Ultra high

231
Q

Temperature classifications for WHITE sprinkler head (NFPA 13, 2007 — 13-28, Table 6.2.5.1)

A

Intermediate

232
Q

Temperature classifications for GREEN sprinkler head (NFPA 13, 2007 — 13-28, Table 6.2.5.1)

A

Very extra high

233
Q

A glass bulb colored ORANGE OR RED, sprinkler head, temperature classifications (NFPA 13, 2007 — 13-28, Table 6.2.5.1)

A

Ordinary

234
Q

A glass bulb colored BLACK, sprinkler head, temperature classification (NFPA 13, 2007 — 13-28, Table 6.2.5.1)

A

Very extra high / ultra high

235
Q

Where allowed, automatic sprinkler systems in one-and two-family dwellings and townhouses shall be installed throughout in accordance with (NYC bldg. code 2014, chapter 9 fire protection systems, 209, 903.3.1.3)

A

NFPA13D

236
Q

Limited area sprinkler systems serving fewer than _______ sprinklers on any single connection ar permitted to be connected to the domestic service where a wet automatic standpipe is not available. Limited area sprinkler systems connected to domestic water supplies shall comply with NFPA 13 (NYC bldg. code 2014, chapter 9, 210, 903.3.5.1.1)

A

20

237
Q

Approved audible devices shall be connected to every automatic sprinkler system. Such sprinkler water-flow alarm devices shall be activated by water flow equivalent to the flow of (NYC Bldg. code 2014, chapter 9, 210, 903.4.2)

A

Single sprinkler

238
Q

Pressure gravity tanks shall be filled at the rate of at least _________ GPM (NFPA 14, 2007 — S-74,9.1.5Q (4)(c))

A

65-GPM

239
Q

Every standpipe gravity or suction tank shall be provided with a brass or bronze strainer at the discharge to risers or pump supply lines. Each strainer shall have clear openings with an aggregate area equal to, or more than, the required area of the pipe into which the tank discharges. Openings shall not be not more than ____ inch nor less than _______ inch in diameter (NFPA 14, 2007 — S-974, 9.1.5Q (4)(f) (1 & 2 ) )

A

1-inch, 1/2-inch

240
Q

Access to the top of each gravity tank shall be made by ,eans of a steel, wrought iron or approved equivalent material (NFPA 14, 2007 — S-76, 9.1.5Q(4)(h))

A

Gooseneck ladder

241
Q

Where a group of two or more buildings, connected or separated, is operated under a single control, a single tank may be accepted as the primary water supply for several standpipe systems of such group, provided a ____________ ________ is carried from the bottom of the tank to an underground header or cross connection system and provided each building unit has a post indicator type control valve outside or an O.S. & Y. Control valve inside the building at a readily accessible location. The underground cross connection may not cross any public street without approval of the city departments having jurisdiction (NFPA 14, 2007 ?- S-76, 9.1.5Q (4) (j))

A

Wet riser

242
Q

A sprinkler that directs from 40-percent to 60-percent of the total water initially in a downward direction and that is designed to be installed with the deflector either upright or pendent (NFPA 25.2014 - 25-11, 3.3.40.8)

A

Old-style / conventional sprinkler

243
Q

A sprinkler that does not have actuators or heat- responsive elements (NFPA 25,2014 ?- 3.3.40.9)

A

Open sprinkler

244
Q

A sprinkler that has been painted or plated by the manufacturer (NFPA 25, 2014 ?- 25-11, 3.3.40.10)

A

Ornamental/ decorative sprinkler

245
Q

A permanently mounted device specifically designed with a high flow rate to provide a far-reaching stream for locations where large amounts of water need to be available without delay of laying hose lines (NFPA 25,2014 ?- 25-10, 3.3.27.1*)

A

Monitor nozzle

246
Q

An open or automatic water discharge device that, when discharging water under pressure, will distribute the water in a specific, directional pattern (NFPA 25, 2014,25-10, 3.3.17.2*)

A

Water spray nozzle

247
Q

The notification of system shutdown or test shall include (NFPA 25, 2014 ? 25-13, 4.1.4.1)

A

The purpose for the shutdown or test / the system or component involved / the estimated time of shutdown or test

248
Q

Legally required precautions shall be taken prior to entering ______ ______ such as tanks, valve pits, or trenches (NFPA 25 ?- 25-15, 4.9.2)

A

Confined spaces

249
Q

Sprinklers shall be inspected from the floor level (NFPA 25,2014 ?- 25-15, 5.2.1.1*)

A

Annually

250
Q

Any sprinkler that shows signs of any of the following shall be replaced (NFPA 25, 2014 ?- 25-15, 5.2.1.1.2)

A

Loading / corrosion / leakage

251
Q

Clearance between the deflector and the top of storage shall be (NFPA 25, 2014 ?- 25-15, 5.2.1.2.3*)

A

36-inches(914-mm)

252
Q

Clearance from the top of storage to sprinkler deflectors where rubber tires are stored, shall be (NFPA 25,2014 ?- 25-15, 5.2.1.2.4)

A

36-inches (914-mm) or greater

253
Q

Gauges on wet pipes and deluge sprinkler systems shall be inspected _________ to ensure that they are in good condition and that normal water supply pressure is being maintained (NFPA 25, 2014 ?- 25-17, 5.2.4.1*)

A

Quarterly

254
Q

Gauges on dry and pre-action systems shall be inspected ________ to ensure that the normal air or nitrogen and water pressures are being maintained (NFPA 25, 2014 ?- 25-17, 5.2.4.2)

A

Weekly

255
Q

Where air pressure supervision is connected to a constantly attended location , gauges shall be inspected (NFPA 25, 2014 ?- 25-17, 5.2.4.3)

A

Monthly

256
Q

Listed CPVC (chlorinated polyvinyl chloride) sprinkler pipe and fittings shall be protected from freezing with (NFPA 25, 2014 ?- 25-18, 5.3.4.1.1*)

A

Glycerin

257
Q

The stock of spare sprinklers shall include all types and ratings installed and shall be as follows (NFPA 25, 2014 ?- 25-19, 5.4.1.5.4)

A

For protected facilities having under 300-sprinklers, no fewer than 6-sprinklers

258
Q

____________ sprinkler wrench/s as specified by the sprinkler manufacturer shall be provided in the cabinet for each type of sprinkler installed to be used for the removal and installation of sprinklers in the systems (NFPA 25, 2014 ?- 25-19, 5.4.1.5.5*)

A

1

259
Q

a list of the sprinklers installed in the property shall be posted in the (NFPA 25, 2014 — 25-19, 5.4.1.5.6)

A

Sprinkler cabinet

260
Q

Sprinklers and automatic spray nozzles used for protecting commercial-type cooking equipment and ventilating systems shall be replaced (NFPA 25,2014 ?- 25-19, 5.4.1.7)

A

Annually

261
Q

A flow test shall be conducted every _________ years on all class 1 and class 111 standpipe systems to verify that the required flow and pressure is available at the hydraulically most remote hose valve outlet(s) while flowing the standpipe system demand (NFPA 25,2014 ?? 25-23, 6.3.1.1*)

A

5-years

262
Q

When testing, the standpipe system demand shall include 500-gpm (1892-L/min) for the first standpipe and _______________-gpm for each additional standpipe until the total system demand is simultaneously flowing (NFPA 25, 2014 ?- 25-23, 6.3.1.2*)

A

250-gpm

263
Q

An acetylene cylinder used for welding or brazing contains 250-cu.ft. Of pressure of acetylene about 250-lbs. per square/inch with a porous filler and ____________ in which acetylene is dissolved (notes)

A

Acetone

264
Q

The acetylene and oxygen flame, consumes _______ parts of oxygen to _______ part of acetylene (Notes)

A

2-1/2,1/2

265
Q

Solder joints depend on ___________ action drawing free-flowing molten soldier into the narrow clearance between the copper fitting and the copper tube. Molten solder metal is drawn into the joint by _____________ action regardless of whether the solder flow is upward, downward or horizontal (notes)

A

Capillary, capillary

266
Q

Fluxes used for brazing copper joints are different in composition from soldering fluxes. The two type cannot be used interchangeably. Brazing fluxes are ________________ based whereas, most soldering fluxes are _____________ based (Notes)

A

Water, petroleum

267
Q

Fixed ladders, all rungs shall have a minimum diameter of three- fourths of an inch, if metal or 1-1/18-inches, of wood. They shall be a minimum of 16-inches wife and should be spaced uniformly no more than ________ inches apart (Notes)

A

12-inches

268
Q

The top of a ladder used to gain access to a roof should extend at least _____ feet above the point of contact (Notes)

A

3-feet

269
Q

Non-self-supporting ladders shall be erected on a sound base with the base of the ladder, a distance from the wall or upper support equal to __________________ the length of the ladder (Notes)

A

One -quarter

270
Q

According to specification, types K, L, and M are designated by standard (nominal) sizes from 1/4-inch to 12-inch. The actual diameter is always __________________ larger than the standard size designation (Notes)

A

1/8-inch

271
Q

The chemical composition symbol for tin (Notes)

A

Sn

272
Q

The chemical composition symbol for copper (Notes)

A

Cu

273
Q

The chemical composition symbol for Silver (Notes)

A

Ag

274
Q

The chemical composition symbol for Zinc (Notes)

A

Zn

275
Q

The chemical composition symbol for Nickel (Notes)

A

Ni