6/5 ENGINE COMPANY Flashcards
Hose used in the field comes in 50-foot sections, but may be shortened during repairs. The exception to this is the ______.
3”’ ladderpipe hose which comes in 100-foot sections
No section, however, will be issued for fire fighting use if it has been shortened to less than ____.
40 feet
Lengths of hose less than 40 feet may be used as ____.
bypasses or suction
Fire hose is of three types:
1.
100% polyester single or double jacketed, rubber lined, presently the standard for our Department.
Fire hose is of three types:
2.
3/4” garden hose
Fire hose is of three types:
3.
Single jacketed, synthetic rubber, impregnated with synthetic fibers
100% polyester hose is _____, however, it is important that dirty, wet hose be properly cleaned and dried.
mildew proof
Fabric-jacketed hose shall be removed from apparatus and replaced with clean, dry hose at least _____.
once each three calendar months
Firefighting hand lines shall be changed within ______ .
24 hours when damp or dirty
Fabric jacketed supply lines shall be changed _____.
weekly or more frequently if damp or dirty
Make proper entries in ___, _____,____, and ____. When doing hose change.
F-2 (Journal), Book 55, F-122 (Overlay Form) and F-128.
Dirty hose, suctions and bypasses shall be washed with ______.
clear, cold water
Heavily soiled hose may be washed using a ____ solution of concentrated liquid soap.
5 to 10%
Station Commanders shall contact the _____ for instructions regarding hose contaminated with substances which cannot be removed with clear, cold water and 5 to 10% soap solution.
Equipment Engineering Officer at Supply and Maintenance Division
Hose shall be repaired by ___.
Supply and Maintenance Division
Damaged hose forwarded to Supply and Maintenance Division for repair shall be ____.
clean, dry, rolled, and tied in two places
Small burns in the outer jacket do ____ constitute damaged hose.
not
Before sending in for replacement or repair, ___ as per Volume 3, 6/11- 25.60.
test hose
If hose is determined to be in need of repair, mark damaged area by wrapping the hose with _____ where repairs are needed.
black tape at the location(s)
Hose shall be rolled with the_____ forming the core, unless the female coupling needs repair. In that case, the ____ should form the core.
female coupling / male coupling
New and repaired hose shall be tested _____ after receipt by the Station. Frequency: Hose shall be tested annually. Maximum period between tests shall be 12 months.
as soon as possible
One-inch double jacketed hose shall be tested at ___
400 psi.
All other rubber lined single and double jacketed hose, bypasses and soft suctions shall be tested at ___
300 psi.
Testing procedure: Lay out hose from the pump outlet with ____. Attach shut-off butt.
no sharp kinks or bends, 300 feet maximum length at one outlet
Testing procedure: Open the shut-off and elevate _____.
above the level of the discharge gate
Annual Hose Test Record
F129
Female swivels should turn freely; if not, lubricate with graphite. Use of ____ is prohibited.
oil
The male end of a 1” hose should be folded back ____ from the coupling before starting the roll.
18 to 24 inches
Care must be taken any time hose streams are used from ladders. Horizontal movement of hose streams shall ____ in either direction from an “in-line” position with the beam and truss of ladders.
not exceed 15 degrees
If hose line is going to remain stationary for a period of time, form a loop approximately ___ with the nozzle, under the loop, towards fire. Secure hose line to loop with nylon strap approximately___ to allow nozzle movement,
10’ in diameter / three feet back from nozzle
If it is desired to remove the entire nozzle assembly when extending the line, use the appropriate sized hose clamp, ____ , behind the shut-off, bleed the nozzle and remove.
6” to 12”
A built-up hydrant (BUFH) is assembled from a ___ pipe surmounted by an angle valve with a single 2-1/2” or 4” outlet.
4” to 6”
The 2-1/2” type built-up hydrant is used in areas having high water main pressure (___).
over 200 psi identified by red top
Subsurface hydrants (SSFH) are normally found on ___. They may have single or multiple outlets and are covered by____. These covers are usually painted yellow for identification.
airport property / heavy steel or cast-iron plates
A drafting connection consists of ____ having standard hose threads. These connections lead to non-pressurized sources of water.
6” pipe reduced to a 4” pipe
An Eddy Valve is a gate valve installed on a hydrant outlet for use by ____, etc. This valve permits repeated opening and closing of the hydrant without using the regular valve.
contractors
2-1/2” Angle Valves are connected on ___ hydrant and are for the use of other City departments for filling tanks, flushing streets, etc. They ____ by the Fire Department if other outlets are occupied or defective.
top of an existing / may be used
A __ issued by the Fire Department must be obtained before a private hydrant may be installed.
permit
Chattering in a hydrant is usually caused by a ___. A valve that is chattering should be immediately _____. These hydrants shall be reported for repair.
loose valve / closed or opened enough to stop the chattering
It is necessary to drain standpipes to the level of the outlet on the ____ before draining at the manifold to decrease the pressure so the clapper valve can be opened without damage.
second floor
Draining Dry Standpipes:
- Open gate valve of ____ to admit air
- Connect section of hose to _____; lower male to ground; open gate valve.
highest outlet / male outlet on second floor
Draining Dry Standpipes:
- When water has drained to second floor outlet, open _____ at ground level to complete drainage.
- After standpipe has been drained, disconnect hose. Close all gate valves; replace caps on male outlets, replace plugs in female inlets or replace breakable caps if available.
clapper valve with a hydrolator
F 122
Overlay Form
