Aerial Questions Flashcards by Christina Wieber

Which of the following NFPA Standards set min qualifications for driver/operator

NFPA 1002

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All of the following would be considered cognitive skill required to be eligible to become driver/operator except

Mechanical ability

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Which NFPA is the comprehensive occupational medical program for fire department

NFPA 1582

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Which NFPA is the standard for fire service vehicle operations training program

NFPA 1451

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According to NIOSH approximately how many firefighters die per year as a result of vehicle collisions and rollovers

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In terms of firefighter deaths which of the following scenarios attributes to the most frequent and severe accidents involving aerial apparatus

Collisions at intersections

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According to the US DOT studies indicate that deaths to civilians as a result of fire apparatus collisions

About the same as firefighter deaths

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What is term for the field of study that concerns the knowledge and understanding of the environment that is critical to those who need to make decisions in complex areas

Situation awareness

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In general there are 5 apparatus collisions they include reckless driving excessive speed and all but which of the following

Negligence

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What is the standard for automotive fire apparatus

NFPA 1901

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What is the standard on fire department OSH

NFPA 1500

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Which statement is true

The apparatus must only be driven forward at very low low speed

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Driver/operator should pre-position while back up lights to light the area where the spotter will stand which is __ in back of the apparatus

8-10 feet

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A spotter should position himself in back of the apparatus so that the driver/operator can see him in the rear view mirror. But which mirror should the spotter use

The spotter should use the mirror on the side of the apparatus that is backing into the most hazardous area

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NFPA 1901 classifies aerial devices into 3 categories. Which of the following would not be one of those categories

Telescoping aerial ladders

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The most common type of aerial fire apparatus operated in North America

Aerial ladder apparatus

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Typically North America made aerial ladders range from

50-135 feet

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The working height of an aerial ladder is measured from the

Ground to the highest rung in the ladder at its max elevation and extension

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What distinct feature do tiller trucks posses that make them unique to other aerial apparatus

They are equipped with steerable rear wheels

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Supporting beams of serial ladders are strengthened with

Trusses

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The subsequent section of a ladder beyond the base section are known as the __ section

Fly

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The base rails of an aerial ladder are commonly referred to as the

Beams

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Aerial ladder platforms commonly range in size from

85-110 feet

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The required min area on an aerial platform is

14 square feet

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How tall should the kick plat be on an aerial platform

4 inches

Water fog curtain nozzles mounted on the underside of aerial platforms must have a nozzle flow rate of at least

75 gpm

All elevating platforms must have a load capacity when fully extended at an elevation with its normal range of

750 lbs

The water delivery system of an aerial platform should be capable of delivery at least __ in any position

1000gpm

NFPA 1901 states that any aerial platform 110 feet or less must be raised from a bedded position to its max and be able to rotate 90 degrees within

150 sec or less

NFPA 1901 state that any aerial plat form taller than 110 feet must be raised from a bedded position to its max and be able to rotate 90 degrees within

There are no time requirements for elevating platforms taller than 110 feet

What is the primary difference between articulating aerial platforms and telescoping aerial platforms

The boom section of articulating platforms are connected by a hinge and fold like an elbow instead of telescoping into each other

According to NFPA 1901 in order to be considered a quint an apparatus must have a fire pump capacity of

In excess of 1000gpm

To be considered a quint the tank capacity of the apparatus must hold at least

300 gallons

According to NFPA 1901 a quint should store

800 feet of 2 1/2 inch supply hose and 400 feet of attack hose

To be considered a quint the apparatus must carry __ of ground ladders

85 feet

Cylinders that are capable of receiving oil under pressure from both sides of a piston so that force con be created in either direction are called

Double-acting cylinders

Water towers have a max flow rate of

5000gpm

Aerial apparatus turn table decking is constructed of

Rigid metal plates

Most older types of aerial apparatus have 3-3 1/2 inch pipe attached to the underside of the base section where a master stream is connected directly to the end of the pipe. The piped aerial ladder water way is called

Bed ladder pipe

Bed ladder pipes are usually equipped with

Solid stream nozzles

Most aerial ladders 110 feet or shorter, equipped with a telescope water system have piping that extends

Directly to the tip of the last fly section

Telescoping ladder pipe system consist of 3 or 4 sections that reduce in size normally the min internal diameter of the pipe is

4 inches

Most telescoping water pipe systems are capable of flow up to

1000gpm

Which of the following components are used in a detachable water pipe system

Detachable water pipe Firehose Hose straps Clappered siamese

Detachable water pipe system are capable of flows up to

750gpm

Most ladder equipment with detachable ladder pipe systems restrict sideways movement of the nozzle to about __ either side of the center point of the ladder

15 degrees

Elevating plat form waterway systems are capable of flows up to

2000gpm

Which of the following statements regarding aerial apparatus systems not true

NFPA 1901 requires that all aerial devices be equipped with a breathing air system

The positive displacement type pump that imparts pressure on hydraulic oil with in the hydraulic is called a

Hydraulic pump

A unit the supplies the hydraulic fluid that is moves in and out of the system is called

Hydraulic reservoir

Valve that controls the flow of hydraulic oil from an aerial apparatus hydraulic system to the hydraulic cylinder is called

Actuator valve

Step-up transformer that converts a vehicles 12 or 24 volt DC current into 110-220 volt AC current is called

Inverter

Typically how much electrical power can be supplied by an inverter

5000 watts

Vehicle mounted generators on rescue trucks can have a capacity of up to

50,000 watts

How many straight ladder with folding roof hooks should be carried by aerial apparatus according to NFPA 1901

If the aerial apparatus is going to be operated as a quint how many attic ladders, straight ladders with folding roof hooks an extension ladder must the apparatus carry

Normally pole ladders are __ or longer

40 feet

All of the following forcible entry tools are required by NFPA 1901 to be carried on aerial apparatus except for which of the following

Center punches

Hydraulic door openers are also called

Rabbet tools

Smoke ejectors are

Negative-pressure fans

The type of multi directional valve used in an aerial device hydraulic system called a

Stack valve

Multi directional valve used to control the flow of hydraulic oil through a hydraulic systems called a

Monitor valve

When does "loss Control" begin

The moment responding companies leave the fire station

In a hydraulic cylinder the pivoting end of the piston rod that is connected to the anchor ear by the heal pin is called the

Trunnion

The cables used to extend aerial ladders are usually a corrosion-resistant, aircraft quality cables made with high-strength steel called

Plow steel

On aerial apparatus the operator's control pedestal usually stands about __ high

3 1/2 feet

Which NFPA standard establishes requirements for the quality of the air in breathing air systems

NFPA 1989

Portable lights generally range from

300-1000 watts

Bank of lights will usually have a capacity if __ per light

500-1500 watts

According to NFPA 1901 what are the lighting requirements for lights at the tip of an aerial device

There are no requirements for lights

In most cases repairs to apparatus are carried out by

Qualifies mechanics

What is the standard for emergency vehicle technician professional qualifications

NFPA 1071

What is the standard for the inspection maintenance testing and retirement of in service automotive fire apparatus

NFPA 1911

Fire apparatus brakes should be thoroughly tested at least once

Yearly

During the parking brake test the apparatus should be positioned on a ___ grade

20%

Driver/operator should check the rate of air pressure build up when the engine is running at operating rpms, the pressure should build from 85-100psi within

45 sec

Battery terminals should be cleaned with

A wire brush and rinsed with clean water

When using a garden hose to wash fire apparatus, which of the following represents the correct method

Set the water pressure in a garden hose so that the stream from the end of the hose id effective no more than 1 foot from the surface of the apparatus

When testing low air warning devices, the engine should be off and the master switch on pump the brake pedal continually to lower the air tank pressure the warning light and buzzer should be activated before

60psi

Air brake automatic activation is called

Pop-out

When testing air brake automatic activation following the testing of low air warning devices, the parking brake should be released and you should pump the brake pedal until the air brake control sets automatically. This should occur between

20-40psi

What color is the primary pressure gauge needle

White or green

The weight of an empty fire apparatus off the assembly line, with no tools, water, equipment or passengers is called it's

Curb weight

When full an air system pressure gauge should read

100-125psi

When the apparatus air system is full and the engine is shut off hold your foot down on the brake pedal. After the pressure gauge has settled it should read no less than a __ per min loss

3psi

When testing slack adjusters you should use safety gloves and pull firmly on each slack adjuster. If the push rod operates in and out of the brake chamber with more than __ of throw the brake system is out of adjustment brake pods or shoes are work excessively

1 inch

When testing the rotation and extension of the aerial ladder you should

It doesn't matter as long as you do not test both at the same time

Usually the driver/operator will mot be involved with all but which of the following types of test

Service test

Any person who is actually performing nondestructive testing must be certified as

ASNT level II NDT Technician

While nondestructive testing is performed and apparatus fire department should

Have fire department personnel witness the testing

A variety of scientific test procedures are used during the performance of the aerial apparatus pre service testing. These include all but which of the following

Continuity testing

Which of the following tests are used to inspect structural components without physically altering placing under load or stress or other wise damage the component

Nondestructive test

Which of the following tests are used to determine that the hydraulic system and structural mechanisms manufactures specifications

Operational testing

All but which of the following fireground structures indicate that load testing may not be a totally accurate prediction of the device performance on the fireground

The raising of refilled air pack bottles using aerial device

Which of the following would not be considered a NDT procedure

Molecular matrix scan

Magnetic particle inspection is performed on which of the following aerial device components

Accessible welds and steel components

Which NDT procedures involves the injection of high frequency vibrations into the surface of the test component which bounce back to their source from the opposite surface thus revealing a flaw if the signal is returned in a different pattern

Ultrasonic inspection

Which pre service test may involve fire department personnel

Acceptance test

Acceptance testing is commonly performed

After apparatus has been delivered to the purchaser, but before final acceptance has been made

Test that determine whether the permanent water way system pump piping can with stand the pressure normally encountered during fire fighting operations are referred to as

Hydrostatic test

A pumping engine overload test should be performed during acceptance testing if the apparatus will be loaded at an altitude on excess of __ above sea level

2000 feet

All apparatus testing should conform to which NFPA standard

NFPA 1911

Why isn't load testing a totally accurate prediction of an aerial performance capability in situations normally encouraged on the fireground

It is not a good indicator of a dynamic load

Which of the following NPT produces is accomplished by taking conductivity reading throughout the ladder

Conductivity reading

Aerial Questions Flashcards

(104 cards)