Trench Manual

Question 0

Vibration source shall be shut down within __________ feet in all directions of the collapse zone.

Answer 0

500 feet

Question 1

In general, a trench’a depth is greater than it’s width but the width of a trench is not more than _________ feet.

Answer 1

15

Question 2

All uninvolved workers shall be relocated to the ___________.

Answer 2

Cold zone

Question 3

A trench should be approached from _________ only and no closer than _________ feet from the lip.

Answer 3

End, 4

Question 4

A hot zone should be established __________ feet in all directions from the collapse site.

Answer 4

150

Question 5

First arriving fire department units should position no closer than ________ feet and all other units in staging should position no closer than _________.

Answer 5

150, 250

Question 6

It is recommended that the first technical rescue officer to arrive on the scene assume what position?

Answer 6

Rescue Group

Question 7

A warm zone shall be established in _______ feet in all directions.

Answer 7

250

Question 8

A situation report should be transmitted to _____ and ______.

Answer 8

PSCC, First Tech. Rescue Unit

Question 9

Technical rescue units shall position on closer than ________ feet of the collapse site.

Answer 9

50 feet