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b3 > waste > Flashcards

waste Flashcards

1
Q

What are the 5 types of field waste?

A 
Human
Garbage
Infectious
Rubbish
Liquid
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2
Q

What type of water consists of feces and urine?

A

Black water

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3
Q

What is gray water?

A

Showers, sinks and kitchen water

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4
Q

What is Garbage?

A

Waste dealing with food

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5
Q

What is Rubbish?

A

Non-infectious, non-food waste

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6
Q

What is Infectious waste?

A

Sharps, blood, medical, pathological waste

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7
Q

What are the disposal methods for human waste?

A

Burial, or burn

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8
Q

What are the types of burial methods for human waste?

A 
Cat hole
Straddle trench
Deep pit
Mound
Urinals
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9
Q

What are the burn methods for human waste?

A

Burn out latrine

Pail latrine

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10
Q

Cat Hole latrine demensions?

A

12x12x12’’

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11
Q

T/F you should only use cat hole latrines on the march, never overnight

A

True

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12
Q

How many people can use a cat hole latrine?

A

One person only, no sharing

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13
Q

What are the dimensions for a straddle trench latrine?

A

4’ long x 1’ wide x 2 1/2’ deep

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14
Q

How long can a straddle trench be used for?

A

1-3 days

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15
Q

How many people can use the straddle trench latrine at a time?

A

Two people

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16
Q

What are the demensions of a deep pit latrine?

A

6’ deep x 7 1/2’ (or 3 1/2’) long and 2’ wide

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17
Q

How many people can use the deep pit latrine?

A

2-4 depending on the length

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18
Q

How long can you use a deep pit latrine?

A

5 weeks

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19
Q

T/F the deep pit latrine is recommended for rocky and sandy soil?

A

FALSE

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20
Q

What latrine is not tactically sound?

A

Mound latrine

21
Q

What are the dimensions of the mound latrine?

A

6’ deep 7 1/2’ long , 2’ wide

22
Q

How long can you use the mound latrine?

A

5 weeks

23
Q

How big should the soakage pit be for urinals?

A

4’ cube

24
Q

What shape should the urnials be?

A

V or U shape, 2 feet per man

25
Q

What method of human waste disposal is not allowed to use in U.S.A (except in combat)

A

Burning method

26
Q

What are the burning methods?

A

Burn out latrine

Pail latrine

27
Q

What is a burn out latrine?

A

55 gallon drum under a self closing lid, waste burned daily

28
Q

What is the mixture used to burn human waste?

A

4 parts diesel : 1 part gasoline

29
Q

When is burning method indicated?

A

When conditions will not permit burial, such as rocky frozen soil

30
Q

What are the requirements for latrine type?

A 
Tactical situation
Size of unit
males/ females
Material
Length of stay
Water 
Soil
31
Q

How many latrines are required for every 17 soldiers?

A

One per 17

32
Q

How far should latrines be from water source?

A

100ft downstream

33
Q

How far should latrines be from dining facility?

A

100 yards downwind

34
Q

How far should the latrines be from the unit?

A

Reasonably accessible about 30 yards

35
Q

What are the requirements for latrine operation?

A 
Handwashing 
Drainage
Fly control
Soakage pit for urinals
Toilet paper, covered
36
Q

What hand washing device is 37 gallons?

A

Lister bag

37
Q

When should the field waste latrine be closed off?

A

Builds up within 1 foot from the surface

38
Q

How do you close off the latrine?

A

Insecticide, then 3” dirt - repeated 4 times until flush with surface
then mound over with another 1 foot of dirt.
Spray 2 foot radius with insecticide. Post a sign if tactical situation permits

39
Q

What are the disposal methods for Garbage and Rubbish

A

Bury, burn, or recycle

40
Q

How big should the garbage pit be?

A

4 foot cube.

41
Q

How long is a garbage pit suitable for?

A

1 day

42
Q

How big is the continuous trench?

A

2’ wide, 3-4’ deep. Extend as required

43
Q

How long is a continuous trench suitable for?

A

2 days or more

44
Q

When should you use the burn method?

A

When conditions will not permit burial.

45
Q

What devices are used for liquid waste disposal?

A

Filter Grease trap
Baffle Grease trap
Soakage pit or trench

46
Q

What is a filter grease trap?

A

55 gal drum filled with rocks, gravel, and sand
Screen on top, perforated bottom
Direct method of introduction

47
Q

What is a baffle grease trap?

A

Watertight box or barrel, where grease floats to the top and water drains to the soakage pit
Pipe method of introduction

48
Q

What temperature is used to incinerate infectious waste?

A

1400-2000º F

49
Q

How should infectious waste be disposed?

A

Marked, double bag, seal, burn, bury

b3 (8 decks)

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