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Flashcards in Confined Space Manual Deck (10):
0

A 1% drop in oxygen may indicate an increase if _________ ppm of another substance.

10,000

1

Any atmosphere containing less than _________% oxygen by volume is considered oxygen deficient and any atmosphere containing ________% oxygen is considered oxygen enriched.

19.5, 23.5

2

A hot zone shall be established ________ feet in diameter.

150

3

All non- TROT apparatus shall be positioned where?

Outside the hot zone

4

Communications with the victim shall only be done without _____________.

Entering the space

5

What are the two categorizes of confined space hazards?

Atmospheric, Physical/Mechanical

6

OSHA regulation states that flammable/combustible atmosphere is present when flammable gas, vapor or most is present in excess of _______% of the LEL.

10

7

At what point can a first response enter a confined space?

Never

8

All personnel approaching the entrance to a confined space to make contact with the victim shall do what?

Wear full PPE including SCBA

9

Access shall be maintained I allow what type of apparatus to the scene?

TROT apparatus