BOOK 23 TRAINING BULLETINS Flashcards
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
How should apparatus be parked?
manner which facilities RAPID WITHDRAWAL
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
When blocking a traffic lane, should traffic be allowed to proceed on both sides of the incident? how should you divert traffic to one side?
NO;
using traffic control devices
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
What provides maximum visibility to oncoming traffic?
EMERGENCY LIGHTS
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
Before standing to side and knocking on door, you should listen for how many seconds then evaluate?
10 sec
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
Where is the likeliest place to hide guns?
the bedroom
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
What should you use to alert personnel to potential danger?
preplanned WORDS OF WARNING
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
Can an assailant with nystagmus, paranoid or hyperactive be reasoned with?
NO
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
If a member is assaulted, who shall be notified and who shall be requested?
BC/Section Commander;
PD
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
If a member feels that they are not injured, what should they do?
SEEK FIRST CARE
TB073 TACTICAL AND OPERATIONAL CONSIDERATIONS
What is the Immediate Supervisors responsibility in terms of workplace violence?
SHALL DOCUMENT AND COMPLETE CIRCUMSTANCES OF WORKPLACE VIOLENCE ON WORKPLACE VIOLENCE INTAKE FORM AND POST INCIDENCE ASSESSMENT FORM
TB076 COMPANY OPERATIONS
Which NFPA standard requires FF to operate in pairs of 2 or more?
NFPA 1500
TB076 COMPANY OPERATIONS
What is NFPA 1561?
Standard on Emergency Services Incident Management System
TB076 COMPANY OPERATIONS
Once command is established, subsequent companies are to stop where?
One block away from address
TB076 COMPANY OPERATIONS
SitStat and ReStat are maintained by?
F666 or dispatch printout AND APPARATUS ROSTER SYSTEM
TB076 COMPANY OPERATIONS
What is the APPARATUS ROSTER SYSTEM and what NFPA requirement does it fulfill?
Provides accountability for members assigned to each company;
NFPA 1500
TB076 COMPANY OPERATIONS
What are 3 key deciding factors whether to assume exterior command or immediately commit to a tactical objective?
1) SAFETY OF CREW
2) WILL ATTACK EXTINGUISH OR CONFINE FIRE
3) DOES THE FIRE NEED IMMEDIATE COORDINATION DUE TO MAGNITUDE
TB076 COMPANY OPERATIONS
Can IC be passed or transferred to another officer not on scene?
NO
TB076 COMPANY OPERATIONS
Can an Engineer supplying water to multiple attack lines inside be considered a standby member? and why?
NO; abandoning his task could jeopardize the safety of other FF
TB076 COMPANY OPERATIONS
When shall IC designate one company to be RIC?
Upon arrival of additional resources beyond the initial structure fire assignment
TB076 COMPANY OPERATIONS
When can RA’s initiate Firefighting operations when first on scene of a Structure Fire?
IMMINENT LIFE THREATENING SITUATION EXISTS
TB076 COMPANY OPERATIONS
The Staff Aid monitors radio channels from which side of sedan?
LEFT
TB076 COMPANY OPERATIONS
For larger incidents, what channel is used if there is no “STAGING CHANNEL?”
DIV TAC
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
SEMS forms range from _____ to ______
ICS form 201 to ICS form 221
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
In order for local governments to be eligible for state funding of response related personnel costs, they must?
use STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
Who is responsible for the overall incident?
IC
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
Who is responsible for directing tactical actions to meet incident principles?
OPERATIONS
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
Who is responsible for collection, evaluation, display of incident information, maintaining status of incident resources, and preparing IAP?
PLANNING/INTELLIGENCE
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
What is the SPAN OF CONTROL?
Number of individuals one supervisor can effectively manage
3-7
5 is optimal
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
Resources in Staging must always be in AVAILABLE status and must be ready for assignment in how many minutes?
3 minutes
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
What is a resource KIND and TYPE?
Kind=what a resource is
Type=performance capability for that kind of resource
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
What is the highest resource type?
Type 1
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
A S/T is a combination of?
resources of the SAME KIND AND TYPE
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
What are the 3 status conditions?
1) assigned resources working on a tactical assignment under a supervisor
2) Available resource ready for deployment
3) Out of Service Resources not ready for available status
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
What are 3 important command staff functions?
1) PUBLIC information and media relations
2) ensuring SAFETY
3) maintaining LIASON with assisting and cooperating agencies
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
What is the ICS CHECK IN FORM?
FORM 211
TB101 STANDARDIZED EMERGENCY MANAGEMENT SYSTEM
What is included in Unit Log ICS Form 214?
Names of assigned personnel
Listing of major activities in an OPERATIONAL PERIOD
TB135 FD OPERATIONS AT TACTICAL LAW ENFORCEMENT
What is THREAT?
T=THREAT SUPPRESSION
H=HEMORRHAGE CONTROL
RE=RAPID EXTRACTION TO SAFETY
A=ASSESSMENT BY MEDICAL
T=TRANSPORT TO DEFINITIVE CARE
TB135 FD OPERATIONS AT TACTICAL LAW ENFORCEMENT
What is an ACTIVE SHOOTER response?
2BC
2EMS CI
1 COMMAND POST CO
1LF
2E
4ALS RA
2BLS RA
TB135 FD OPERATIONS AT TACTICAL LAW ENFORCEMENT
When may MEDICAL BRANCH be established?
large number of patients
distance makes it impractical to have one treatment area
TB135 FD OPERATIONS AT TACTICAL LAW ENFORCEMENT
What areas are considered WARM?
Perimeter established by LE
CCP(s)
TB135 FD OPERATIONS AT TACTICAL LAW ENFORCEMENT
Limited equipment is required, what should be used?
M9 TEMS backpack
TB139 AIR MANAGEMENT POLICY
how often shall members be trained on air management per NFPA1404?
annually
TB139 AIR MANAGEMENT POLICY
What happens when low air alarm is activated?
last green LED turns red and begins to FLASH
HUD, upper L, audible
33%
TB139 AIR MANAGEMENT POLICY
When shall retraining occur? and what documentation shall be done?
annually in January
PRB, F2, TARGET SOLUTIONS
TB003 TYPE IV BUILDINGS ALUMINUM
What is the melting point of aluminum? approx how long does it take to reach the melting point?
1300F
10 min
TB008 ELECTRICAL HAZARDS
What are the fire equivalent to:
AMPS
VOLTS
OHMS
CURRENT
CONDUCTOR
AMPS=GPM
VOLTS=PSI
OHMS=FL
CURRENT=WATER
CONDUCTOR=HOSE
TB008 ELECTRICAL HAZARDS
What is the range for high voltage?
600-59,999
TB008 ELECTRICAL HAZARDS
What are the 2 components of a transmission system?
GRIDS
TRANSMISSION LINES
TB008 ELECTRICAL HAZARDS
What is the range of transmission lines? lines coming into LA?
69kV to 1000kV
230kV
TB008 ELECTRICAL HAZARDS
How long can insulators be?
3-20’
TB008 ELECTRICAL HAZARDS
How many times is voltage stepped down before it reaches customers?
3
TB008 ELECTRICAL HAZARDS
How many receiving stations are in LA?
and what is the voltage stepped down to?
21 stations
34.5kV
TB008 ELECTRICAL HAZARDS
Distribution Stations receives voltage at ___ and steps it down to _____ (primary)
34.5kV
4.8kV
TB008 ELECTRICAL HAZARDS
Overhead transformers step down voltage to?
120/240v
TB008 ELECTRICAL HAZARDS
What are electrical lines placed directly in the ground called?
DB (designated direct buried)
TB008 ELECTRICAL HAZARDS
What are insulators made of?
GLASS
PORCELIN
TB008 ELECTRICAL HAZARDS
What determines HIGH VOLTAGE?
1) “HIGH VOLTAGE” sign on crossers
2) size and shape of conductors
3) distance between conductors
TB008 ELECTRICAL HAZARDS
The degree of shock depends on?
1) amount of current
2) length of time the current passes through the body
TB008 ELECTRICAL HAZARDS
How much is the chance of survival reduced when defibrillation is delayed?
10% every minute
TB008 ELECTRICAL HAZARDS
how many amps can cause heart paralysis?
4
TB008 ELECTRICAL HAZARDS
When can one break the 10’ away from power lines?
rescue attempt
TB008 ELECTRICAL HAZARDS
Overhead communication wires can be charged up to?
50v
TB008 ELECTRICAL HAZARDS
When spotting for a downed wire, how far do you spot the apparatus?
at least one span (pole to pole)
OPTIMUM SAFETY min. 2 undamaged poles
TB008 ELECTRICAL HAZARDS
conductors that feel street lights can be what voltage? and how should you approach it?
120-6150v
DEFENSIVE POSTURE
TB008 ELECTRICAL HAZARDS
What is the 30/33/100 rule?
30 deg fog
33’
100 psi min
TB008 ELECTRICAL HAZARDS
When a Distribution/Substation fire occurs, when can you put water on electrical equipment?
DO NOT UNLESS DIRECTED BY LADWP
TB008 ELECTRICAL HAZARDS
If a vehicle has been energized by wires and the occupant is able to drive the vehicle clear of the wires, how far should they drive?
Drive clear of wires by at least 35’
TB008 ELECTRICAL HAZARDS
How far can a static charge jump?
2-3 inches
TB008 ELECTRICAL HAZARDS
What is a safe distance from Transmission Towers?
35’
TB008 ELECTRICAL HAZARDS
What is the minimum clearance from the outermost wire of electrical transmission lines?
100’
TB008 ELECTRICAL HAZARDS
What is the explosive range of CARBON MONOXIDE?
12.5-74%
TB008 ELECTRICAL HAZARDS
What is most likely burning in Vault/Manhole fires?
Conduit
TB008 ELECTRICAL HAZARDS
With a Vault fire, how many manhole covers shall be located?
4 total; one in each direction
TB008 ELECTRICAL HAZARDS
Manhole covers weight ___, can travel ____ in the air and at a distance of ___.
300lb
75’
125’
TB008 ELECTRICAL HAZARDS
Who can cut HIGH VOLTAGE?
DWP LINE PATROLMAN
on call 24hr
can reach anywhere within 10 min
TB008 ELECTRICAL HAZARDS
LADWP tests RUBBER GAUNTLET GLOVES every _____ at _____ ?
60 days
10,000v
TB008 ELECTRICAL HAZARDS
What is an oil fuse cutout?
fuse between main line and transformer
TB008 ELECTRICAL HAZARDS
The main fire hazard with electrical vaults is ____ which has a flash point of ____.
COOLING OIL
300 deg
TB035 OVERHAUL PROCEDURES
What is the primary consideration for overhaul?
eliminating potential rekindle
TB035 OVERHAUL PROCEDURES
What are the objectives of overhaul?
1) SAFETY of FD
2) ensure fire is OUT/ALL potential for rekindle is eliminated
3) LEAVE scene undisturbed
4) ID and PRESERVE all salvageable contents
5) PREMISES turned over to RP
TB035 OVERHAUL PROCEDURES
What are the best forms of protection against dangerous forms of gases, vapors and particulates?
Time and Shielding
TB035 OVERHAUL PROCEDURES
What should be used when an area is UNSAFE for personnel and SHALL BE COMPLETELY RESTRICTED?
Fireline Tape and Barricade Tape
TB035 OVERHAUL PROCEDURES
What is ICS215A
INCIDENT ACTION PLAN SAFETY ANAYLSIS
TB035 OVERHAUL PROCEDURES
What type of overhaul meets the traditional methods of the dept?
TRADITIONAL
TB035 OVERHAUL PROCEDURES
When is WET OVERHAUL used?
NO SALVAGEABLE CONTENTS EXIST
TB035 OVERHAUL PROCEDURES
Who coordinates a Fire watch?
MFC
TB035 OVERHAUL PROCEDURES
What type of overhaul places piles in a location to minimize the inconvenience of the public?
COMPLETE OVERHAUL
TB035 OVERHAUL PROCEDURES
How far should overhaul piles be placed?
min 10’ from any part of the structure
TB035 OVERHAUL PROCEDURES
What are 3 piles for overhaul?
SALVAGEABLE ITEMS
NON SALVAGEABLE ITEMS
COMBUSTABLE MATERIALS
TB035 OVERHAUL PROCEDURES
What is the final phase of overhaul?
SECURING PREMISE BACK TO OWNER
TB090 FIRE BURNS
What is a BTU?
amount of heat needed to raise ONE pound of water ONE DEGREE F
TB090 FIRE BURNS
What is SPECIFIC HEAT?
the thermal capacity of a substance
TB090 FIRE BURNS
solid to water is the latent heat of ____
FUSION; WATER =143 BTU
TB090 FIRE BURNS
liquid to vapor is latent heat of _____
VAPORIZATION; 970 BTU
TB090 FIRE BURNS
What are 3 ways heat is transferred?
1) RADIATION
2) CONVECTION
3) CONDUCTION
TB090 FIRE BURNS
What are the 3 stages of fire?
1) GROWTH
2) FULLY DEVELOPED
3) DECAY
TB090 FIRE BURNS
What marks the end of the GROWTH STAGE and beginning of the FULLY DEVELOPED STAGE?
FLASHOVER
TB090 FIRE BURNS
What is the last warning sign for FF to withdrawal?
ROLLOVER
TB090 FIRE BURNS
What are 5 warning signs of FLASHOVER?
1) Fire producing back up of smoke on upper floors
2) Smoke increasing in intensity and heat
3) Rapid banking down of heated smoke
4) Radiant/Convective heat
5) Rollover
TB090 FIRE BURNS
What is the normal ceiling height?
8-10’
TB090 FIRE BURNS
When does SMOKE EXPLOSION occur?
early stages, as super heated smoke particles accumulate and forced into enclosed hidden areas
TB090 FIRE BURNS
What are warning signs of a SMOKE EXPLOSION?
1) sickly/intermittent flame due to low o2 level
2) smoke being drawn past you
3) heavy smoke swirling with great force
4) flickering flames in smoke above
TB090 FIRE BURNS
What is the o2 content in a BACKDRAFT?
11-15%
TB106 LCES
When communicating with the air horn, what is the notification for retreat?
10s of air horn
10s of silence
x3
total of 50s
TB106 LCES
LLCCESS
LOOKOUT
LOCATION
COMMUNICATIONS
CONDITIONS
ESCAPE ROUTE
SAFETY ZONE
SAFETY EQUIPMENT
TB106 LCES
14 SF WATCHOUTS
1) DELAY in entry
2) multiple co with minimal entry
3) ROOF is driven off with co inside
4) air drawn in rapidly, 0 visibility heat banking down
5) hear fire above but can’t SEE it
6) under a MEZZANINE
7) feeling UNCOMFORTABLE
8) SCBA ALARM with no fire
9) FLOWING water for several min but no progress
10) ventilation BEHIND you
11) UNABLE TO COMMUNICATE WITH IC
12) working with UNFAMILIAR members
13) feeling FATIGUED
14) feel other person needs TRAINING
TB054 HAZARDOUS/ILLEGAL MEZZANINES
What is an intermediate floor place in any story or room?
mezzanine or mezzanine floor
TB054 HAZARDOUS/ILLEGAL MEZZANINES
When the total area of mezzanine exceeds 33 1/3% of the total floor area, it shall be considered?
an additional “story”
TB054 HAZARDOUS/ILLEGAL MEZZANINES
The clear height above or below a mezzanine floor shall not be less than?
7’
TB054 HAZARDOUS/ILLEGAL MEZZANINES
How many mezzanines can be in a room?
no limitation but there shall not be more than 2 levels of mezzanine in a room
TB054 HAZARDOUS/ILLEGAL MEZZANINES
What is the max height of walls, railing, posts of a mezzanine?
42”
TB054 HAZARDOUS/ILLEGAL MEZZANINES
When shall 2 exits be required on mezzanines?
occupant load over 10 or
mezzanine exceeds 2,000 sq ft
TB054 HAZARDOUS/ILLEGAL MEZZANINES
What shall occur when a sprinklered building does not have sprinklers under the mezzanine?
A notice shall be issued directing REMOVAL OF ALL COMBUSTABLE MATERIALS UNDER THE MEZZANINE
and notification to FPB
TB054 HAZARDOUS/ILLEGAL MEZZANINES
What if a mezzanine does not appear to support the weight of storage?
FIRE/LIFE SAFETY VIOLATION NOTICE requiring “forthwith” compliance shall be issued for removal of storage to a weight which is safe for structural load
notification to FPB
TB054 HAZARDOUS/ILLEGAL MEZZANINES
Any questions concerning mezzanines may be telephoned to?
NORTH INDUSTRIAL AND COMMERCIAL SECTION UNIT OF FPB
TB156 HILLSIDE HOME SF
How many hillside structures are there in the city?
over 400,000
TB156 HILLSIDE HOME SF
What are the 3 categories of hillside homes?
1) DESCENDING
2) ASCENDING
3) CANTILEVER
TB156 HILLSIDE HOME SF
What are three characteristic design features of DESCENDING hillside homes?
1) large picture windows
2) cantilever balconies off lowest level
3) walkout balconies
TB156 HILLSIDE HOME SF
Why are descending hillside homes the most dangerous?
possibility that entry from grade level into the structure could place ff above the fire if it originates on a lower floor
TB004
What are the three types of vehicle tank configurations?
1) Single tank with 2 or 3 axles
2) Tank tractor with semi trailer connected by 5th wheel
3) Tank truck pulling 2 axle trailer
TB004
What are the capacities of the three types of vehicle tanks configurations?
1) Single tank 3,000 gal; 5,000 gal
2) Tank tractor with semi trailer: 9,000 gal
3) tank truck pulling 2 axle trailer 4,200+ 4,8000=9,000
TB004
Where is the tank walls the thickest?
Towards the bottom (3/16”) and get thinner on the top
TB004
Void spaces between bulkheads are for leak indicator holes, can contain how much product?
up to 200 gal
TB004
When can you use PLAIN water on gasoline tanker incidents with fire involving spilled products or tanker?
for performing a rescue
TB004
What type of foam should be used?
AR AFFF
Alcohol Resistive Aqueous Film Forming Foam
TB004
How much foam concentrate shall be planned for fire suppression? maintaining a foam blanket?
15 min supply;
extra 15 min supply
TB004
How much class b foam do foam tenders carry?
1000 gal
TB004
Aluminum Tanks melt at what temp?
1,200 deg f
TB004
What rate will gasoline burn?
about one foot an hour
TB004
When should you attempt to upright a tank trailer before it has been off loaded?
NEVER
TB004
What is the safest and quickest method of off loading an overturned tanker?
Drilling a 4” hole in the aluminum tank with pneumatic drill
TB004
Vacuum Trucks hold how much of their rated capacity?
90%
TB004
Vacuum Trucks are classified by what 3 standards?
Dirty-tank is empty, but not cleaned
Clean-tank is empty and washed with water
Super Clean- chemically cleaned and free of product
TB004
Exhausted concentrated gasoline vapors are how much heavier than air?
3-4x
TB005
Hydraulic bumpers can be pressurized to what psi?
150psi
TB005
What is the travel distance of hydraulic bumpers? mechanical?
3”
4”
TB005
When breaking windows, where should you strike the glass?
corners
TB005
What is the flash point and specific gravity of GASOLINE?
-45deg F
0.8
TB005
What is the flash point and specific gravity of DIESEL?
125deg F
less than 1.0
TB007
What are the physical differences between straight streams and spray streams?
Size of water droplets
Shape of the stream
Effective reach
TB007
What is the expansion ratio of water to steam?
1:1700
TB007
What is “Skin Friction?”
Friction between air and water as water travels toward the fire
TB010
What are the dimensions of the bridle?
4 sections of 1/8” steel cable
4 1/2’ long
TB010
Helicopters use what size tagline that separates at how many pounds?
1”x 200’
80lbs
TB010
How much does 3 sections of 2 1/2” hose weight?
180lbs
TB012
What percent of fires are held in check by sprinklers?
96%
TB012
How many sprinklers are in a JUNIOR SYSTEM?
2-4
TB012
What is the orifice size of sprinklers in a JUNIOR SYSTEM?
1/4” to 3/8”
TB016
Siphon Ejectors are referenced by what?
Inlet size
TB020
Proper vehicle operation, use, maintenance, and trip planning can cause up to how much fuel conservation?
up to 10%
TB027
What is the ratio of “light water” to water?
6% concentrate
94% water
(1 gal to 16 gal)
TB027
How many time more effective is “light water” than protein type foams on open surface gasoline fires?
3x
TB031
Lexan softens at what temp?
350deg
TB065
Combined use of radios and MDT draw how many amps per hour?
8
TB065
When should an apparatus radio cutoff switch be turned “OFF?”
When placed out of service and cannot be plugged in for over 10 hours
TB008
WHAT IS CURRENT FLOW OR ELECTRON FLOW?
AMPS (GPM)
TB008
WHAT IS THE DIFFERENCE IN ELECTRICAL POTENTIAL BETWEEN TWO POINTS IN A CIRCUIT?
VOLTAGE (PSI)
TB008
WHAT IS A MEASUREMENT OF RESISTANCE?
OHMS (FL)
TB008
OHMS LAW
WATTS=VOLTSXAMPS
TB008
WHAT IS EXTREMELY HIGH VOLTAGE?
EXCESS OF 60,000 VOLTS
TB008
HIGH VOLTAGE IS 600-59,999 VOLTS AND IS REFERRED TO AS “PRIMARIES” OR?
PRIMARY CIRCUIT VOLTAGE
TB008
LOW VOLTAGE IS UNDER 600 VOLTS AND IS REFERRED TO?
SECONDARIES
TB008
HOW DOES ELECTRICITY GET TO CONSUMERS?
1) GENERATION
2) TRANSMISSION
3) DISTRIBUTION
TB008
GENERATION FACILITIES CREATE HOW MUCH ELECTRICITY?
4,000-20,000 VOLTS
TB008
WHAT TAKES ELECTRICITY FROM GENERATION PLANTS AND BEGINS THE FLOW OF CURRENT OVER LONG DISTANCES OVER TRANSMISSION LINES?
SWITCHYARDS
TB008
WHAT ARE 2 MAIN COMPONENTS OF THE TRANSMISSION SYSTEM?
GRIDS;
TRANSMISSION LINES
TB008
WHAT IS THE RANGE OF VOLTAGE FOR TRANSMISSION LINES? COMING IN TO LA?
69KV-OVER 100KV
230KV OR HIGHER IN LA
TB008
HOW LONG CAN TRANSMISSION INSULATORS BE?
3-20 FEET
TB008
DISTRIBUTION LINES STEP ___VOLTAGE WHILE STEPPING___ AMPS WITH TRANSFORMERS?
DOWN/UP
TB008
HOW MANY TIMES IS VOLTAGE STEPPED DOWN IN THE DISTRIBUTION SYSTEM BEFORE IT IS REACHED TO CUSTOMERS?
3X
TB008
LADWP DISTRIBUTION STATIONS ARE SUBSTATIONS THAT UTILIZE TRANSFORMERS TO CHANGE HIGH VOLTAGE ELECTRICITY TO LOWER VOLTAGE. WHERE DOES THIS PROCESS START?
RECIEVING STATIONS
TB008
LADWP HAS HOW MANY RECEIVING STATIONS?
21
TB008
WHAT IS SUB-TRANSMISSION VOLTAGE?
34.5KV
TB008
HOW MUCH IS PRIMARY CIRCUIT VOLTAGE?
4.8KV
TB008
PRIMARY LINES RUN FROM WHERE TO WHERE?
DISTRIBUTION STATION TO NEIGHBORHOOD IT SERVES
TB008
EACH PRIMARY LINE SERVES HOW MANY CUSTOMERS?
750
TB008
LARGE COMMERCIAL OR INDUSTRIAL CONSUMERS, SUCH AS HOSPITALS, MALLS, HIGH RISE BUILDINGS, METRO RAIL STATIONS, AND LARGE COMPLEX USE WHAT VOLTAGE?
34.5KV
TB008
WHAT IS USED TO INCREASE OR DECREASE THE VOLTAGE OF ELECTRICAL CURRENT?
DISTRIBUTION TRANSFORMERS
TB008
HIGH VOLTAGE CAPACITORS HAVE BEEN KNOWN TO RETAIN A DEADLY ELECTRICAL CHARGE HOW LONG AFTER THE POWER HAS BEEN SHUT DOWN?
WEEKS
TB008
WHAT IS THE MOST COMMON DISTRIBUTION TRANSFORMER?
POLE MOUNTED
TB008
WHAT ARE CONDUCTORS MADE OF?
PORCELIN OR GLASS
TB008
HOW CAN YOU DETERMINE HIGH VOLTAGE?
1) HIGH VOLTAGE SIGNS
2) SIZE AND SHAPE OF INSULATORS
3) DISTANCE BETWEEN CONDUCTORS
TB008
HOW MANY AMPS CAN CAUSE DEATH?
1/10TH FOR 2 SEC
TB008
WET SKIN HAS A RESISTANCE OF ?
1,000OHMS
TB008
DO RUBBER TIRES INSULATE THE APPARATUS?
NO
TB008
WHEN RESPONDING TO DOWNED POWER LINES OR POLES, SPOT APPARATUS HOW FAR?
AT LEAST ONE SPAN (POLE TO POLE)
TB008
WHAT IS THE VOLTAGE FOR STREET LIGHTS?
120-6150
TB008
WHEN DIRECTING HOSE STREAMS ON A POWER POLE, WHAT IS THE 30/33/100 RULE?
30 DEG FOG PATTERN
33 FEET AWAY
100PSI
TB008
HOW MANY DISTRIBUTION STATIONS ARE IN THE CITY?
150
TB008
ELECTRICAL HAZARD IDENTIFICATION USING 3 STRANDS OF BARRIER TAPE THAT SAYS WHAT?
“DO NOT ENTER”
“DO NOT CROSS”
TB008
HOW FAR SHOULD YOU BE FROM TRANSMISSION TOWERS?
35 FEET
TB008
MAINTAIN A CLEARANCE OF HOW MANY FEET BEYOND THE OUTERMOST WIRE OF ELECTRICAL TRANSMISSION LINES?
100FT
TB008
WHAT IS MOST LIKELY BURNING IN AN ELECTRICAL VAULT OR MANHOLE FIRE?
CONDUIT
TB008
WHAT IS THE EXPLOSIVE RANGE FOR CARBON MONIXIDE?
12.5 TO 74%
TB008
HOW MUCH DO MANHOLE COVERS WEIGH?
300LBS
TB008
MANHOLE COVERS HAVE BEEN BLOWN HOW MANY FEET IN THE AIR AND HOW FAR?
75’ IN THE AIR
125’ AWAY
TB055
4” SUPPLY HOSE IS ______ JACKET 100% OZONE RESISTANT HOSE?
SINGLE
TB055
4” SUPPLY HOSE IS SYNTHETIC HOSE HIGH TENSILE REINFORCED YARN CIRCULAR WOVEN IN WHAT CONFIGURATION?
TWILL
TB055
SYNTHETIC HOSE PROVIDES MAXIMUM HOSE FLEXIBILITY AND ELIMINATES WHAT?
LEFT HAND TWIST
TB055
WHAT IS USED FOR THE WARP AND WOOF?
POLYESTER FOR WARP
NYLON FOR WOOF
TB055
WHY IS THE 4” SUPPLY HOSE YELLOW?
FOR VISIBILITY
TB055
WHAT ELIMINATES DELAMINATION FOUND IN LAYERED HOSES?
“THROUGH THE WEAVE” EXTRUSION PROCESS
TB055
HOW MUCH DOES ONE 50’ SECTION OF 4” WEIGH?
49LBS
TB055
HOW DO YOU IDENTIFY THE HOSE?
ID WITH 1 1/2” STENCILS 6” FROM COUPLINGS
TB055
WHAT IS THE BURST PRESSURE OF THE 4”?
750PSI
TB055
WHAT IS THE ACCEPTANCE PRESSURE?
500PSI
TB055
WHAT IS THE SERVICE TEST?
300PSI
TB055
WHAT IS THE KINK PROOF?
375PSI
TB055
DOES EXPOSURE TO SEA WATER, OIL OR CONTAMINANTS HAVE ANY EFFECT ON THE HOSE?
NO EFFECT