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Flashcards in Chapter 11 Deck (29)
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1
Q

Guidelines state that first responders at the Operations level are those who respond in a defensive fashion without

A

actually trying to stop the release

2
Q

Defensive actions that first responders can undertake include

A

Preventing a release, Containing the release, Protective actions

3
Q

First responders should keep in mind that types of stress include (3)

A

Thermal
Mechanical
Chemical

4
Q

What type of containers usually present the greatest danger?

A

Pressurized

5
Q

Some pressure relief devices may not operate properly if the container is not in what position?

A

Upright

6
Q

An important point that first responders should remember about pressure relief devices is that they can only protect a container as long as they are the?

A

Weak link in the container wall

7
Q

Damage in Pressurized containers is especially troublesome when it occurs?

A

At the weld lines

8
Q

The weakening of a container wall from flame impingement usually occurs where?

A

The flame contacts the vapor space

9
Q

Whenever containers are exposed to fire with both a decrease in container strength and an increase of internal pressure, remember that the operation of a PRV is no guarantee that…

A

The container won’t explode.

10
Q

What sound should serve as a warning for first responders need to immediately evacuate the area.

A

PRD increasing in volume and pitch

11
Q

In non-pressurized containers what area is the weakest and therefore the most dangerous?

A

The ends

12
Q

During vehicle accidents involving hazmat, FR should attempt to learn not only what materials are present but also

A

Types of containers involved

13
Q

During leaking bulk storage containers, first responders should always monitor the

A

integrity of dikes

14
Q

Most absorbent booms are manufactured in __ft sections?

A

10 ft.

15
Q

Ends of absorbent booms must be secured to the shoreline, this can be accomplished with

A

wood or metal stakes

16
Q

When making an underflow dam, the hose is placed in the water with only about __ft of hose in front of where the dam will be?

A

2

17
Q

An important consideration for first responders to remember when attempting to contain the release of a spilled liquid is?

A

Redundancy

18
Q

The most difficult form of material to control is

A

gas or vapor

19
Q

ERG provides recommended distances for immediate isolation of spill or leak areas under the heading?

A

Public Safety

20
Q

Table of Initial Isolation and Protective Action distances is intended to show areas likely affected during the first?

A

30 mins

21
Q

Use of barrier tape should be?

A

Monitored by FR’s

22
Q

When attempting to document notification of citizens, a suggestion is to mark the front door or mailbox with a

A

small piece of triage tape

23
Q

The best way to decontaminate any protective clothing is to?

A

Avoid contamination

24
Q

Decon should be done with at least what before leaving the scene

A

Gross wash

25
Q

Removal of protective clothing should be done in a manner that?

A

Turns the garment inside out

26
Q

Any garments in need of additional cleaning off site should be placed in?

A

Large clear trash bags

27
Q

If garment is taken to a vendor for cleaning, they should get a copy of the

A

MSDS/

28
Q

Attempts to contain a liquid that has spilled into a body of water must take into account the materials

A

Specific gravity and Miscibility

29
Q

First responders should contact who for assistance when conducting operations that involve evacuation or in-place protection?

A

Emergency management