Advanced DC 307 || QUESTIONS WITH COMPLETE
SOLUTIONS!!
What is the purpose of soundings? correct answers to determine how much liquid is in the
void/tank
What does air rushing out indicate? correct answers flooding
What does air sucking in indicate? correct answers fire
What MUST you have when sounding JP-5 tanks? correct answers grounding strap
What can be used to give a more accurate sounding? correct answers moisture indicating
paste
what lists every item that's supposed to be in a kit? correct answers AEL
Where are shortages reported? correct answers to locker leader or DC division
what are plugs made of? correct answers douglas fir and yellow pine
T/F: Plugs are not painted, and have knots/cracks correct answers false, no knots or cracks
When plugging multiple holes, which hole gets priority? correct answers hole below
waterline
how to prevent continued cracking? correct answers drill 1/4" holes on each end of crack
box patches are suited for ______ correct answers holes with jagged edges protruding inward
box patches cover holes that are __ square and __ deep correct answers 18" square and 6"
deep
How are box patches held in place? correct answers shored in place, welded if needed
kind of repairs done with soft patches? correct answers small holes or cracked piping
How much PSI can a soft patch handle? correct answers 150 PSI or less
what 5 things to use to apply a soft patch? correct answers gasket, wedges, marlin, hammer,
oakum
wedge is flushed with pipe, a second line will be drawn __ below first mark correct answers
1/2"
How far does a gasket extend past a rupture and at the bottom? correct answers 2" past, 1/2"
at the bottom
how far does a marlin extend past a gasket? correct answers 1/2"
SOLUTIONS!!
What is the purpose of soundings? correct answers to determine how much liquid is in the
void/tank
What does air rushing out indicate? correct answers flooding
What does air sucking in indicate? correct answers fire
What MUST you have when sounding JP-5 tanks? correct answers grounding strap
What can be used to give a more accurate sounding? correct answers moisture indicating
paste
what lists every item that's supposed to be in a kit? correct answers AEL
Where are shortages reported? correct answers to locker leader or DC division
what are plugs made of? correct answers douglas fir and yellow pine
T/F: Plugs are not painted, and have knots/cracks correct answers false, no knots or cracks
When plugging multiple holes, which hole gets priority? correct answers hole below
waterline
how to prevent continued cracking? correct answers drill 1/4" holes on each end of crack
box patches are suited for ______ correct answers holes with jagged edges protruding inward
box patches cover holes that are __ square and __ deep correct answers 18" square and 6"
deep
How are box patches held in place? correct answers shored in place, welded if needed
kind of repairs done with soft patches? correct answers small holes or cracked piping
How much PSI can a soft patch handle? correct answers 150 PSI or less
what 5 things to use to apply a soft patch? correct answers gasket, wedges, marlin, hammer,
oakum
wedge is flushed with pipe, a second line will be drawn __ below first mark correct answers
1/2"
How far does a gasket extend past a rupture and at the bottom? correct answers 2" past, 1/2"
at the bottom
how far does a marlin extend past a gasket? correct answers 1/2"
