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1 and done. > No Regerts > Flashcards

No Regerts Flashcards

1
Q

Concrete surfaces can be evaluated for hardness using a ____?

A

Rebound hammer

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2
Q

Wood is inspected using calipers, ice picks, hammers and in some cases a ____ to obtain core samples.

A

Incremental Borer

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3
Q

A major concrete defect is defined as a loss of concrete of ___ to ___%

A

10-15% loss

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4
Q

At least ____ of all measurements and observations must be rechecked by a ____ for accuracy?

A

10%

Second diver

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5
Q

If chain is bundled with the sinker, the rotten stop for the chain should be deployed ____ releasing the sinker.

A

Before

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6
Q

The positioning system must be provided by _____.

A

The requesting unit.

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7
Q

What is an example of an exceptional exposure dive?

A

Any dive deeper than 190’
Any in water deco with a total decompression time on air or air/O2 greater than :90
Any SURDO2 dive with a chamber O2 period greater than :120

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8
Q

Do educators get tagged out?

A

No.

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9
Q

The rubber sealing surface of a plug shall be ____.

A

un-tapered

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10
Q

Split key shackles shall only be used to:

A

connect buoy to bridle, bridle to swivel, swivel to riser, and mooring chain to sinker.

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11
Q

All repaired battery pocket closures shall be ____ tested before redeployment.

A

Air

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12
Q

Take caution when repositioning _____ or ____ lines to ensure they don’t snag a limpet.

A

Hogging line/Tending line.

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13
Q

What is a hollow area made by a blow or collision?

A

Dent

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14
Q

Wood Pile Defect: None

A

0-5%

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15
Q

Wood pile defect: Minor

A

5-15%

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16
Q

Wood pile defect: Moderate

A

15-45%

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17
Q

Wood pile defect: Major

A

45%-75%

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18
Q

Wood pile defect: Severe

A

75% or greater

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19
Q

Rectangular steel plates laid horizontally in rows are called what?

A

Strakes

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20
Q

What is the uppermost strake on each side referred to as?

A

Sheer strake

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21
Q

Horizontal joints?

A

Seam

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22
Q

Vertical joint?

A

Butt

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23
Q

The members along the side are referred to as?

A

Stinger

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24
Q

What chapter of the MK20 manual are you required to read prior to completing mission maintenance?

A

Ch.2

25
Q

A _____ includes the patch and plug inspection check sheet, and patch and plug installation check sheet.

A

Formal Work Package

26
Q

Pneumofathometer correction factors:

A

0-100- +1
101-200-+2
201-300-+4
301-400-+7

27
Q

When does decompression stop time begin?

A

First stop: Arrival to left stop

Subsequent: Left stop to left stop.

28
Q

Line used for circle searches should be ___ or less.

A

50’

29
Q

Pneumocorrection factors are (corrected/unchanged) at altitude?

A

Unchanged

30
Q

What must be applied to studs before an anode is installed?

A

anti-seize compound.

31
Q

On STEEL surfaces, what type of lock washer is used?

A

Two star type.

32
Q

on ALUMINUM surfaces what type of lock washer should be used?

A

CRES star type lock washers and CRES lock nuts

33
Q

Planned exceptional exposure dive requires the approval of who?

A

CNO

34
Q

Orifice size and air sample time for 15-35 SCFM:

A

.300 for :10 @9-12 psi.

35
Q

What is a magnetic rebar locator also referred to as?

A

Cover meter or concrete pachometer.

36
Q

What are 4 types of pier structures

A

Open
Closed
Combination
Floating

37
Q

The junction of the keel and stern post is called the _____.

A

Forefoot

38
Q

When is the mod-0 preferred to the mod-1 regulator?

A

Cat 3 contaminated water. 03psi positive pressure.

39
Q

Two primary types of wood borers? Primary location?

A

Teredo (shipworms)
Limnoria (wood gribbles)
Waterline and Mudline.

40
Q

If more than ___% of the exposed surface of the outer layer of an ablative anti-fouling paint system is removed, stop cleaning.

A

5%

41
Q

How often should the tidal/splash zone be inspected?

A

Annually

42
Q

What is the aft most section of the ship that forms the aft end of the box girder, supporting the rudder, prop, and shafting?

A

Stern structure.

43
Q

Rubber sonar domes shall be cleaned when FR _____ or greater is observed.

A

FR-30

44
Q

Most ships over _____ ft are longitudinally framed.

A

300

45
Q

What is a key characteristic of longitudinal framing?

A

Closely spaced longitudinal frames and widely spaced deep web frames.

46
Q

What is a key characteristic of TRANSVERSE framing?

A

Closely spaced frames extend out at a right angle from the keel.

47
Q

What is under the deck with longitudinal framing? Transverse framing?

A

L: Deck girders
T: Deck beams

48
Q

Characteristic of the stern post?

A

Heavy center line member
Recessed
Single screw ships

49
Q

The top flange of the keel is called the _____.

A

Keel rider

50
Q

What is the ratio of NID mixture?

A

1TSP to 1Gal

51
Q

When is double hearing protection required?

A

96 decibels and above.

52
Q

How often should concrete/steel be inspected?

A

6 years.

53
Q

How often should timber be inspected?

A

3 years

54
Q

What are the 3 most common visual signs of concrete deterioration?

A

Cracking
Disintegrating
Spalling

55
Q

Minimum distance from Sonar activity

Hooded/Unhooded/Helmeted.

A

Hooded (3/16”) 600y
Unhooded: 1000y
Helmeted: 3000 yards

56
Q

In Elog, what is SPPR?

A

Ship PMS Performance Repost

57
Q

In Elog, what is FPR?

A

Flip Page Report

58
Q

Ultrasonic Testing (UT) inspection reports should contain what 3 things?

A

The entire QA package.
A summary report detailing thin areas detected, location, and surrounding hull condition.
Computer generated RAW data.

1 and done. (22 decks)

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