EDBA/Shoring/Eductors

Question 1

Eductors and pumping rates?

Answer 1

WEDA pump - 100 tons per hour
Hathaway pump - 33 tons per hour
Salvage eductor - 33 tons per hour
Portable eductor - 15 tons per hour
Fixed eductor - 12 tons per hour

Question 2

Name types of shoring and tools used in DC

Answer 2

Proud and Brest

Vertical shoring

Square shoring

Gunter Baton

ACRA PROP Shoring

Question 3

What is an EDBA and what pressure is it charged to?

Answer 3

Extended duration breathing apparatus

Charged to 276 bar and up to 300 bar maximum

Question 4

Describe the face seal check on the EDBA

Answer 4

1. Put on and tighten straps
2. Unable to activate demand valve
3. Twist DV to confirm it’s locked
4. Open bypass DV to check air is going to the mask then close
5. Close cylinder valve, open 1/4 to