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DCASE Unit 3 Review | Study Guide, Practice Questions, Answers & Exam Prep 2026/2027

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DCASE Unit 3 Review | Study Guide, Practice Questions, Answers & Exam Prep 2026/2027

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DCASE UNIT
DCASE
DCASE
3 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@@@@@@@@@
UNIT
UNIT 33 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@@@@@
Review.pdf~~DCASE UNIT 3 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@




DCASE UNIT 3 Review
3-20.31 NTTP - ANS-Surface ship survivability

3120.32 - ANS-SORM

079 V2 - ANS-Practical DC

NSTM 505 - ANS-Piping systems

COMDTINST M9000.6F - ANS-Naval Engineering Manual

079 V3 - ANS-Engineering casualty control

NSTM 510 - ANS-Heating, ventilation & A/C

NSTM 512 - ANS-Fans

NSTM 593 - ANS-Pollution control & abatement

What is the purpose of CCOL? - ANS-List location of DC classified fittings. To be used
by personnel setting material conditions.

Who maintains master copy of CCOL? - ANS-DCA

Are pen and ink changes authorized on computerized CCOL? - ANS-No

Any changes to the CCOL will be approved by who? - ANS-DCA

What are the three types of CCOL? - ANS-Master, Duplicate & partial.

What information is found on a CCOL? - ANS-Compartment number and name
Fittings and number
Location and purpose
Classification
Division responsible

On a DC Plate what are heavy lines? - ANS-Watertight or oil-tight boundaries.




@@DCASE
DCASE
DCASE
UNITUNIT
UNIT
3 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@@@@@@@
33 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@@@@@
Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@DCASE UNIT 3 R

,DCASE UNIT
DCASE
DCASE
3 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@@@@@@@@@
UNIT
UNIT 33 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@@@@@
Review.pdf~~DCASE UNIT 3 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@




Lighter lines? - ANS-Air-tight, fume-tight or non tight boundaries

Dotted lines? - ANS-Hidden boundaries, piping and valves

Solid lines? - ANS-Visible piping

What is DC plate 1? - ANS-Flooding effects & liquid loading

Plate 2 - ANS-Subdivision 2nd deck and below

Dc plate 3 - ANS-Main deck and below

Dc plate 4A - ANS-Main and secondary drainage and clean ballasting system

Dc plate 4B - ANS-Plumbing, gravity & miscellaneous drains

Dc plate 5 - ANS-Tank stripping

Dc plate 6 - ANS-Fire main, sprinkler AFFF & washdown

Dc plate 9 - ANS-Ventilation

Dc plate 13 - ANS-Casualty power and comms

DC plate 14 - ANS-Vital load chart

Valve placement calculation - ANS-Convert distance to units to match
Divide by frame spacing
Count by even or odd numbers for last number.

What is circular Y for? - ANS-Transitioning to battle stations
Transfer ammunition
Space equipment checks

Circle X - ANS-Opened without permission
Must be closed immediately

Circle Z - ANS-Used during extended battle conditions
Opened with CO permission




@@DCASE
DCASE
DCASE
UNITUNIT
UNIT
3 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@@@@@@@
33 Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@@@@@
Review.pdf~~~!!!!!!!!!!!!!!!!!!!!!!!!!!@#!#@@@@@@@@@@@@@@@@@@@!!!!!!!!!!!!!!!!!!!!!!@@@@@@@@@@@@@@@@DCASE UNIT 3 R

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