Hoses And Ladders Flashcards
(114 cards)
0
Q
__________ is a means of moving water from the source to the area of need.
A
Hose
1
Q
_________ is, and always has been the most used equipment in the fire service.
A
Fire hose
2
Q
Fire hose is measures by __________ diameter
A
Internal
3
Q
Useable of fire hose can be divided into two types
A
Suction
Discharge
4
Q
Suction hoses are classified into two types
A
Hard suction
Soft suction
5
Q
Hose that connecting to the pumper to the source of water
A
Suction hose
6
Q
Rubber lined, rubber covered wi metal bands or wire between plies to prevent collapse when used in a vacuum
A
Hard suction hose
7
Q
What length does hard suction hose come in.
A
10 foot
8
Q
Rubber lined, fabric jacketed hose used to supply a pumper from the hydrant. Allows easy hook up
A
Soft suction hose
9
Q
What are the advantages of man-made fabrics
- )
- )
A
Lighter weight
Reduced possibility of mildew and fungus
10
Q
Soft suction is only used to connect _________
A
To the hydrant.
11
Q
_____________hose is used to provide a conduit in which water is moved under pressure from the pumper to the area where the water is needed.
A
Discharge
12
Q
Discharge hose is divided into 3 categories
A
Woven-jacket, rubber-lined fire hose
Supply hose
Booster hose
13
Q
_________is the most common type of fire hose.
A
Woven-jacket, rubber lined
14
Q
This type of hose has a natural or synthetic rubber or combination of the 2.
A
Woven-jacket, rubber lined
15
Q
Standard length of Woven-jacket, rubber lined is
A
50’
16
Q
Large diameter Woven-jacket, rubber lined is available in what length.
A
100’
17
Q
The most common size in single jacket Woven-jacket, rubber lined is.
A
1 1/2 & 2 1/2
18
Q
The ________ size hose is particularly applicable for inside fire attack where mobility is required.
A
1-3/4
19
Q
_______ hose is carried on most apparatus already pre-connected to the discharge side of the pump.
A
1-3/4
20
Q
________ hose is the backbone of municipal fire fighting.
A
1-3/4
21
Q
1-3/4 hose carries up to _________GPM.
A
250
22
Q
2,2-1/2,3,4-1/2 supply hose can carry _________to______ GPM
A
500 -1000
23
Q
More ________size hose is carried on fire fighter apparatus than any other size
A
2-1/2
24
Most engines carry between _______ and ________ feet of 2-1/2 inch hose
1200-2000
25
The ______inch hose is used to supply master stream appliances
3
26
A master stream appliance is a _______,_______,________ usually used on large fires where great quantities of water are required.
Large bore
Straight stream
Fog nozzle
27
_______ or ______ are also considered master stream appliances,.
Ground or deck mounted monitors
28
An apparatus that sometimes responds with an engine. It carries hose and tools and is used to place hose from the hydrant to the engine when the engine is parked at the fire scene.
Hose wagon ( it carries large quantities of extra hose to augment an engine company. )
29
Means of moving water under pressure from the pumper to the area of need.
Discharge hose.
30
Mechanically breaks the stream of water coming from the hose into tiny particles.
Fog nozzle (Can absorb a much greater amount of heat than a straight stream)
31
A triple combination motorized vehicle with a pump which carries hose and water.
Engine
32
Nozzles available in sizes ranging from 1/8 inch to 2-1/2 inches. Used for sharpe stream for maximum reach.
Straight stream nozzle.
33
Includes all nozzles and straight stream devices of 500 GPM and over.
Master stream appliances.
34
_______ hose is 2-1/2, 4, 4-1/2, 5 and 6 inch diameter rubber-lined, rubber or fabric-jacketed hose which supplies large volumes of water to pampers or master stream appliances.
Supply hose
35
Large bor, high volume nozzles which connects to a heavy base and is operated from the ground. Usually is supplied by a minimum of three 2-1/2 inch lines.
Ground monitors.
36
Supplies low-gallonage water requirements. Usually stored on reels and is available in 3/4 and 1 inch diameters.
Booster hose
37
Used for storing booster hose. Mounted on the engine for easy access.
Booster reel.
38
Metal or metal alloy devices for connecting hose ends or other fire services equipment.
Couplings.
39
Device mounted in window opening or on roof edge. Allows firefighter to home hose over sharpe ledges without damaging the hose.
Hose roller.
40
Out-of-roundness of the coupling. Can cause the coupling to become nonfunctional.
Egging.
41
Mechanical device used to squeeze hose in order to stop water movement.
Hose clamp.
42
Supply hose allows the fire department to provide its own _______
"Water main in the street"
43
What are the two types of supply hose.
Single jacketed, synthetic-covered
| Double jacketed, cotton-covered
44
_______ is the most popular supply hose purchased. It can be reloaded on the truck while it is still wet.
Rubber lined synthetic cover
45
Booster hose was originally developed as _____________hose
Chemical engine
46
Booster hose has a test pressure of ________
400-1000 psi
47
______ inch is the preferred size if booster hose.
1
48
Couplings were made of ______ or ______ and today are made of _______
Brass or bronze.
| Light wight alloys, such as pyrolite.
49
Oil and grease should not be applied to the coupling.
| True or false
True, it may damage the hose
50
Fire hose has a service life of ________ years
10
51
List 4 things that can damage fire hose
Mechanical damage
Chemical damage
Heat
Mildew and mold
52
________ damage can include cut, snags and abrasions from dragging the hose over rough ground, pavement, or sharp objects, or driving over the hose.
Mechanical.
53
_______ damage is often difficult to avoid, especially during fire ground operations.
Chemical.
54
______ easily penetrates the fabric covering of hose and attack the rubber lining. Deterioration may eventually allow the lining to separate from the jacket and bunch up inside the hose causing a water blockage.
Oil and grease
55
_______will cause damage to the hose jacket, however will seldom cause damage to the lining.
Acid.
56
This will weaken the strength of the hose and cause a blow out.
Heat
57
________ is inexcusable and totally preventable throat the proper storage and drying.
Mildew and mold.
58
A______ is available to allow a vehicle to drive over fire hose without causing damage.
Hose bridge
59
A _______ keeps the weight of the vehicle off the fire hose.
Hose bridge
60
When lifting hose up a ladder a _______ or ______ should be used to take unnecessary strain off couplings.
Hose belts or rope tools
61
________ is the condition that occurs when a valve or nozzle is abruptly closed. It can cause damage to the hose or pumps.
Water hammer.
62
_______ operates by sampling the discharge pressure on a dump to maintain a constant flow.
Relief valve
63
______ when used in pumping operations, prevents damage to pump by not allowing the engine RPM to vary.
Engine speed governor
64
________ and_________ are operated in conjunction with pumping operations to protect the discharge side of the pump by preventing pressure surges.
Relief valves and engine speed governors
65
________ is necessary when supplying water through a hose lay over 2000 feet in length or when pumping up hill.
Relay pumping
66
______ hose only needs wiped to remove dirt and grime.
Booster
67
What are the 4 different materials the ladders are made of.
Wood,
aluminum,
resin-plastic
combination wood and metal.
68
_____the portion at the end of an elevations platform or aerial ladder tower on which personal ride.
Basket
69
______ the cross piece on which the feet are placed when climbing.
Rungs
70
_______ separation pieces between the rails of a trussed ladder used to attach and support rungs.
Rung blocks
71
______ one of the two principle vertical structural side of a ladder.
Beam
72
These are white metal poles placed under the rungs and through both beams together.
Tie rods.
73
An assembly of beam members, constructed to form a rigid framework.
Truss
74
Separation pieces between the rails of a trussed ladder.
Truss blocks.
75
The top or upper arm of an articulating platform.
Boom.
76
Designates those ladders used and raised by hand.
Ground ladders.
77
Portions of the extension type ladder which are elevated as the halyard rope is pulled.
Fly
78
Bottom or lower section of an extension ladder. This is also known as the main ladder.
Bed.
79
The round metal wheel attached to the extension ladder over which the halyard is drawn.
Pulley
80
Curved sharp, metal devices which fold out from each beam at the too end of a roof ladder,
Hooks.
81
What are the 2 divisions of ladders.
Ground ladders
| Aerial ladders.
82
Any ladder which is portable and carried on an apparatus is identified as a ___________
Ground ladder
83
An _________ladder is 10 feet in length and is small, narrow devices that folds lengthwise to a few inches in width.
Attic
84
A ________ ladder is a very small, lightweight, and maneuverable extension ladder, approximately 6 to 10 feet in length. It can be extended to approximately 10 to 14 feet. It is also referred to as a 2 piece ladder.
Baby extension.
85
This single section ladder ranges in length from 12 to 30 feet.
Straight ladder.
86
The ______ ladder is basically a straight ladder with curved hooks that swivel.
Roof
87
The _______ ladder is the strongest and heaviest of the ground ladders.
Extension.
88
The most common extension ladders are made from______ to _____ feet in length
24-55
89
The most common extension ladder used in the fire service is _____ foot ladder.
35
90
_______ device used for holding and locking the extended fly portion. Also known as pawls or dogs.
Locks.
91
What is the proper climbing angle for a ladder?
70 degrees
92
To determine the 70 degree angle for a ladder, take the _______ to be laddered, divide by ____ and add ______.
Height
5
2
93
What is the rule of thumb for the amount of people allowed on a ladder at 1 time
```
1 per 10 feet.
Rule of thumb
10-16 /1
20-26 /2
30-35 /3
40-50 /4
```
94
Poles which are attached to long extension ladders. They are used to help control the ladder and are also known as braces or banger poles.
Tormentor poles.
95
Projections in the guides to keep the fly ladder portions from going to far when the ladder section is extended or bedded.
Stops
96
Locking devices that holds and locks the extended fly portion in position. These are also known as locks or pawls
Dogs
97
The wooden or metal strips on an extension ladder which guide the fly during raising and lowering.
Guides
98
The rope or cable used to elevate the fly sections of an extension ladder.
Halyard
99
The end of the ladder that is always on the ground. This is also known as the butt or base.
Foot.
100
Rubber plates that are attached to the heel or heel plate.
Shoes
101
The grounded end of the of a ladder beam. This usually has a special plate or pivoting shoe.
Heel
102
Metal points at the bottom of a tormentor pole
Spurs.
103
The whole of the ground end of the ladder. This is also known as the base or foot.
Butt
104
Metal safety plates attached to the foot of a ladder beam. They are used to help stabilize the ladder in an upright position.
Spur plate.
105
To help determine the ladder length needed they should allow ________feet per store and ____ feet as a distance from the floor to the window sill.
12
| 3
106
A ladder takes 2 people to raise, which person is in charge of the lift.
The one at the foot of the ladder.
107
Normally ladders are carried _______ to the ground by 2 or more people.
Parallel to the ground with one beam over the other
108
Ground ladders can come in as many as _______ sections
3
109
The two sections lengthwise members of a trussed ladder beam which are separated by truss blocks
Rails
110
What are the 4 configurations of ladder trucks
Standard aerial ladder
Tower
Aerial articulating platform
Special truck
111
What are the lengths of normal aerial ladder trucks
65, 75, 85, 100
112
What are the special sizes of an aerial ladder
105, 125, 165 in Europe 265
113
The standard aerial ladder truck is available in what 3 mounts
Midship
Rear
Tractor-trailer
