Engineering

Question 1

Who is the CHENG?

Answer 1

CDR LIVESAY

Question 2

FOUR STAGE REFRIGERATION CYCLE:

Answer 2

1. Expansion
2. Evaporation
3. Compression
4. Condensation

Question 3

REEFERS: How many? Type? Refrigerant? Purpose?

Answer 3

5 Reefers
Type: 7.5 Ton York
Refrigerant: R-134 A
Purpose: To Preserve Food

Question 4

AC Plants: How many? Type? Refrigerant? Purpose?

Answer 4

10 AC Plants
Type: 363 Ton York
Refrigerant: R-236 FA
Purpose: Cool Equipment

Question 5

CHT: What does it stand for?

Answer 5

Collection, Holding, Transfer

Question 6

How many CHT tanks do we have?

Answer 6

2

Question 7

CHT capacity?

Answer 7

50,000 gallons

Question 8

CHT locations?

Answer 8

FWD CHT: 7th Deck next to FWD EDG
AFT CHT: 7th Deck underneath Main Issue Room #2

Question 9

What are the 3 modes for CHT?

Answer 9

In Port: All Drainage In Tank
At Sea: All Drainage Overboard
Transit: Black Water in Tank & Grey Water Overboard

Question 10

What gases does CHT create?

Answer 10

Hydrogen Sulfide (H2S)

Question 11

Distance from land to dump CHT?

Answer 11

3 Nautical Miles away from Land to Dump CHT

Question 12

What are the 2 types of water for CHT?

Answer 12

Grey: Sink / Shower Water, Galley Water…etc.
Black: Sewage

Question 13

PPE Used to Clean CHT Spill? (6)

Answer 13

Tyvek Suit, Face Shield, Non-Vented Goggles, Rubber Gloves, Rubber Boots, and Surgical Scrub Solution

Question 14

How many O2N2 plants are there? Location?

Answer 14

2
HB1 PORT
HB3 STBD

Question 15

What do the O2N2 plants produce? Color and purpose?

Answer 15

Liquid Oxygen (LOX)
Color: Light Blue
Purpose: Air for Aviators
Liquid Nitrogen (LIN)
Color: Clear
Purpose: Filling Aircraft tires

Question 16

LIST Control: How many tanks are there? Purpose? Location?

Answer 16

10 Tanks
Purpose: Maintain Even Keel or Zero Degree Bubble
Location: All on the 4th Deck

Question 17

LIST Control: Filled with? How many List control pumps are there? Location?

Answer 17

Primary: Fresh Water
Secondary: Salt Water
2 List Control Pumps
Located: 4A Shaft Alley

Question 18

Where can List control be operated?

Answer 18

Locally in 4A Shaft Alley or DCC

Question 19

List control: Methods to Change List?

Answer 19

Move Aircraft
Move Tilley
Shift JP-5
Shift Potable Water

Question 20

What is the M-50

Answer 20

Gas Mask

Question 21

JSLIST

Answer 21

Joint Service Lightweight Integrated Suit Technology

Question 22

MOPP

Answer 22

Mission Oriented Protective Posture

Question 23

Purpose of MOPP

Answer 23

Determine level and methods of protection measures taken

Question 24

What MOPP level do you Don Mask?

Answer 24

4

Question 25

How many MOPP levels are there?

Answer 25

5 (0-4)

Question 26

IPDS-LR? Purpose? Location?

Answer 26

Improved Point Detection System Lifetime Replacement Detects Nerve Agent V, H, G Series Blister DCC and Bridge

Question 27

Pressure Rating for Rapid Jubilee Patch(new Jubilee patch)

Answer 27

294 PSI

Question 28

What is on the Draft Report?

Answer 28

Aircraft and Fuel Displacement Report. Ships list and Displacement.

Question 29

Pressure Rating for Soft, Banding, EWARP

Answer 29

150 PSI

Question 30

EWARP

Answer 30

Emergency Water Activated Repair Patch

Question 31

How many lengths of shoring? What are they? Weight cap for retracted and extended?

Answer 31

2 Lengths of Metal Shoring 3-5ft 6-11ft Weight Capacity Fully Retracted: 20,000 Lbs for both 3-5ft and 6-11ft. Weight Capacity Fully Extended: 12,000 Lbs 3-5ft and 6,000 6-11ft.

Question 32

How many types of shoring and configurations?

Answer 32

2 configurations I (strongest), and K (most effective) 2 Types Metal and Wood

Question 33

PECU

Answer 33

Portable Exothermic Cutting Unit

Question 34

What type of fire main do we have?

Answer 34

12” Composite Loop

Question 35

How many fire pumps? Types and amounts? GPM?

Answer 35

22 Fire Pumps 4 Steam (2,000 Gallons Per Minute) 18 Electrical (1,000 Gallons Per Minute)

Question 36

Fire main pressure

Answer 36

Normal: 150 +/- 25 PSI

Question 37

AFFF: How many stations? Solution?

Answer 37

20 Stations 94% Sea water and 6% AFFF

Question 38

How many repair lockers? Location?

Answer 38

10 7 F / A / B on 03 Level 1 F / A / B on Main Deck 2,3,4,5 on 2nd Deck

Question 39

What is the Range of a CO2 Bottle?

Answer 39

4-6 ft

Question 40

SCBA: Types of bottles?

Answer 40

Self-Contained Breathing Apparatus 30 and 45 Minutes

Question 41

What Powers a RAM / Box Fan?

Answer 41

RAM Fan: Fire Main BOX Fan: 115 VAC

Question 42

What is used to Active Halon?

Answer 42

5 lb. CO2 Bottle

Question 43

Spaces with Installed halon (7)

Answer 43

Paint Mix Issue, FWD & AFT EDG’s, Aviation Liquid Storeroom, JP-5 Pump Room 2 & 3, and 1B Shaft Alley

Question 44

State Engineering Watches in DCC

Answer 44

Chief Auxiliaries Operator (CAO) Chief Electrical Watch (CEW) Damage Control Watch Supervisor (DCWS) Chief of the Watch (COW)

Question 45

Engineering Night Orders

Answer 45

Special instructions written by CHENG normally covering the hours 2000 – 0800

Question 46

How many Screws / Shafts / Rudders do we have?

Answer 46

Screws: 4 Shafts: 4 Rudders: 2

Question 47

State the 4 Modes of Steering:

Answer 47

Automatic Hand Electric Trick Wheel Emergency

Question 48

How many Emergency Steering Units do we have?

Answer 48

2

Question 49

Where can you Operate Trick Wheel Manually?

Answer 49

Locally in Aft Steering

Question 50

How many Steering Units are Operational during Restricted Maneuvering / Normal Underway Cruising?

Answer 50

Restricted Maneuvering: 4 Normal Cruising: 2

Question 51

What is the Purpose of the Copper and Steel Stops?

Answer 51

To Prevent the Rudder from Swinging Past 35 Degrees

Question 52

What is the Purpose of the Load Centers?

Answer 52

To Supply Power to Loads within the Damage Control Zones

Question 53

How many Electrical Zones does the Ship have?

Answer 53

9

Question 54

How many Load Centers does the Ship have?

Answer 54

24

Question 55

What can you find in a Load Center?

Answer 55

Ventilation Load Center Transformer

Question 56

What are the 2 Types of Load Centers / What is the Difference Between them?

Answer 56

General: Serves Ventilation, Lighting, & other various Loads in the Electrical Zone Functional: Serves Major Pieces of Equipment & always has a Normal / Alternate Source

Question 57

Which Load centers are in the Plant?

Answer 57

41, 42, 43, 44, 61, 62, 63, 64

Question 58

When Connecting Casualty Power Cables where do you connect to first?

Answer 58

Load side first, then work toward the source.

Question 59

What are the 3 power ratings onboard JCS?

Answer 59

4160/ 440/ 120

Question 60

Purpose of Degaussing?

Answer 60

Purpose: To reduce the ships Effect on Magnetic Fields…(Not getting blown up by Mines)

Question 61

Degaussing: 4 Types of Coils?

Answer 61

A Coil: M Coil: FP - QP FI – QI

Question 62

Name the 2 Type of Fire Suppression Systems in the Catapult

Answer 62

Launch Valve Smothering Trough Smothering

Question 63

How much Steam is required to shoot the Catapult?

Answer 63

450 PSI

Question 64

How many Catapults do we have?

Answer 64

4

Question 65

What does EDO stand for and who does he represent?

Answer 65

Engineering Duty Officer, represents the CHENG while in port

Question 66

How many air craft elevators do we have onboard JCS? Location?

Answer 66

4 Air Craft Elevators ACE #1 HB1 STBD ACE #2 HB2 STBD ACE #3 HB3 STBD ACE #4 HB3 PORT