Advanced DC 307 || QUESTIONS WITH ACTUAL SOLUTIONS!!

Advanced DC 307 || QUESTIONS WITH ACTUAL
SOLUTIONS!!
Eductor Types correct answers -S-type/Ejector Jet
-ESP (electrical submersible pump)
-Perijet Eductor
-CO must approve any HAZMAT being pumped over the side
-All eductors create a "venturi" effect

S-Type/Ejector Jet correct answers -1 1/2" suction/inlet hose
-2 1/2" discharge hose
-3 jets
-Has strainer which prevents small objects to pass

ESP correct answers Electrical Submersible Pump
-2 1/2" discharge hose
-2 1/2" suction/inlet hard rubber hose
-Electrician needed to energize 440 volts

Peri-Jet Eductor correct answers -4" discharge hose
-2 1/2" inlet hose
-6 jets
-does not have strainer allowing larger objects to pass

Pipe Patching types correct answers - EWARP
- Soft Patch
- Jubilee
- Banding
*To control crack in bulkhead drill 1/4" hole on each end of crack

EWARP correct answers Emergency Water Activated Repair Patch
- Do not use on fuel or potable water
- 2x/15
- Max PSI = 150
- Temp 300*F
- 30 minute cure time

Shoring Types correct answers *** H, I, K ***
- I is strongest
- K type must measure; Rise, Run, and corrected run
- Shoring baton used to measure angles
- Carpenter square (body, tongue, heel)
- 4 Major Compnents: Shore / Strong back / shole / wedges
- Max length of shore; 30 X's the min butt thickness
- Min length of wedge: 6X'x the min butt thickness
- Shoring watch must be set until shoring has been welded

Wood used for shoring correct answers Douglas Fir, Yellow Pine