ESWS Nonpropulsion Engineering Flashcards
How many CHT tanks are on board?
4
What does CHT stand for?
Collection, holding, transfer
Where is number 1 CHT, how much does it hold?
Below main issue. 26,000 gallons
Where is number 2 CHT? How much does it hold?
AMR. 27,000 gallons
Where is number 3 CHT? How much does it hold?
Aft EDG. 300 gallons (transfer tank)
Where is number 4 CHT? How much does it hold?
Brig tank. 60 gallons
What kind of tank is number 4?
Fresh water
What are the two kinds of sewage pumps onboard? How many of each are there?
Eddy pumps(4) and macerators(2)
How many aspiration pumps does boxer have?
4
What is H2S, and what does it smell like?
Hydrogen sulfide and rotten eggs.
What type of PPE do you need for a sewage spill?
Rubber boots, plastic disposable coveralls, face shield, firefighting boots, rubber gloves and SCBA when H2S is present.
What is needed to clean a sewage spill?
Hot water, stock detergent, bedadyne.
What are the three modes of CHT?
In port, at sea, in transit.
How many risers onboard?
4
Who is responsible for DC?
All hands
Who is the DCO
Cheng
Who is the DCAssistant?
LCDR Marable
Who is the ADCA?
LT Carden
How do you get to DC Central?
Main Street headed towards the hanger bay, hang left, second latter well, go all the way down.
Where is secondary DC Central?
2Main
How many repair lockers onboard? Where are they?
10 2forward (gym) 2A (route 69) 7Forward (02 level O-country) 2Main (post office) 5Main (mess decks) 4Main (centerline/port side scullery) 5A (CO's ladder well) 6A (02 level near eng. log room) 1H (hangar bay) 3M (aft hangar bay)
How many AFFF stations onboard?
6
What is the CO’s battle circuit?
2JA
How many gallons does the AFFF tank hold? What is it made of?
2,000. 90% copper, 10% nickel
What is the primary DC circuit?
2JZ
What is the ratio for water to AFFF?
94:6
What is the RAM fan rates in CFM? What size hose does it use?
2,000. 1 1/2 inch
What is the box fan rated in the CFM? How is it powered?
3,200 CFM. 115 volt alternating current.
What does NFTI stand for?
Naval firefighting thermal imager.
How many minutes of continuous use can the NFTI operate?
90 minutes.
Where is the temp displayed on the NFTI?
Top right.
What is the most important boundary in a fire?
Upper.
What does EEBD stand for? How long does it last?
emergency escape breathing devise. 10 minutes.
What does SCBA stand for? What sizes are they?
Self contained breathing apparatus. 30 and 45 minute.
What does PKP stand for? What sizes do they come in?
Purple potassium bicarbonate. 18 and 27 lbs
What is the maximum effective range for the 18 lbs PKP bottle?
19 feet at 10 seconds of use
What is the maximum effective range of the 27 lbs bottle of PKP?
21 feet lasting 11 seconds.
How long will a 15 lbs bottle of CO2 last? What is its effective range?
45 seconds and 4-6 feet
How much does a AFFF portable extinguisher weigh? What is its range and how long does it last?
27-30 lbs. 16 feet and decreasing, lasts 55-65 seconds
What are the two types of portable eductors?
S type and peri jet
What size hoses do the peri jet eductor use?
2 1/2 inch inlet, 4 inch discharge
What size hoses does the S type use?
1 1/2 inlet, 2 1/2 discharge
What does ESP stand for?
Electrical submersible pump
What is the rated capacity of the electrical submersible pump at 50 and 70 feet?
180 gpm and 140 gpm
What is the primary purpose of the P-100 pump?
Firefighting.
What does EWARP stand for?
Emergency water activated repair patch
What are the two sizes the EWARP comes in?
3inch by 9foot and 4inch by 15 foot
What is the maximum pressure and temperature for the EWARP?
150 PSI and 300 degrees
What is the maximum PSI for the jubilee patch?
100 PSI
What is the maximum PSI for the soft patch?
150 PSI
What are the 3 types of shoring?
K, H and I type
What is the strongest type of shoring?
I type
What is the weakest type of shoring?
H type
What are the two materials for shoring?
Wood and steel
What are the two sizes/types of steel shoring? What is their weight capacities?
3-5 feet (20,000lbs and 12,000 extended)
6-11 (20,000lbs and 6,000 extended)
What does PECU stand for?
Portable exothermic cutting unit
What kind of fire system do we have onboard?
Composite loop.
How many fire pumps are onboard? How many are electric, how many are steam?
12
8 electric and 4 steam
How many GPM are the steam fire pumps rated at?
2000 GPM
How many GPM are the electric fire pumps rated at?
1000 GMP
What does MOPP stand for?
Mission oriented protection posture.
How many MOPP levels are there?
5
What is the distance between fire plugs onboard?
100 feet
How long can a fitting be logged open in DC closure logs?
24 hours
What is the purpose of an eductor?
Dewatering compartments
What is the proper valve sequence for aligning an eductor for use?
Discharge, fire main, suction
What is the proper valve sequence for securing an eductor?
Suction, fireman, discharge
What is list?
Ships movement port to starboard
What is the ships trim?
The ships Movement forward to aft.
What is the ships draft?
The distance between the keel and the water line
What is the pre assault draft?
27ft forward, 28 ft aft
What does BWL stand for?
Below water line.
What does HPU stand for?
Hydronic power unit.
What is the HPU used for?
To open and close the sea chest valve
How many HPU’s onboard?
2
What does DBAC stand for?
De ballasting air compressor
How many DBAC’s are onboard?
10
What are the DBACs used for?
Blowing out tanks
What are the four types of valves used for ballasting?
Vent valve, blow valve, sea chest and fire main topping valve.
How many ballast tanks onboard?
34 all clean
How many list control tanks?
8
How many rapid ballasting tanks?
6
How many fire main fill tanks?
28