Field Sanitation - ATP 4-25.12 - Chapter 3 Flashcards

1
Q

The amount of water necessary to sustain Soldiers varies based on the?

A

 Season of the year.
 Geographical location.
 Tactical situation.

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2
Q

The rules of

water discipline are?

A

 Drink water from approved sources only.
 Prevent water waste.
 Protect water sources with good sanitary practices

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3
Q

How do Unit Field Sanitation teams ensure that unit bulk water supplies are always safe to drink?

A

 Checking Chlorine residuals in unit water supplies
 Adding chlorine
 Ensuring adequate stocks of iodine tablets, chlorination kits bulk chlorination equipment, and other necessary supplies
 Placing water trailers and bulk water containers in such a manner as to protect them from high temperatures
 Training individual Soldiers to perform sanitary control measures
 Correcting or controlling field water problems
 Establishing water points in a manner that prevents pooling of water at fill points

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4
Q

What is potable water?

A

Water from a source that has been treated and approved by PM

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5
Q

What is water Treatment and Purification?

A

The combination of one or more processes employed to improve the quality of water.

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6
Q

What is disinfection?

A

A water treatment process in which disease-producing organisms are destroyed or inactivated

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7
Q

What are the two sources of water in the field?

A

Raw water and other water sources approved by PM

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8
Q

What is raw water?

A

Fresh or seawater that has not been previously used, treated, or purified

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9
Q

What are raw water sources?

A

Surface water (rivers, streams, ponds, lakes, rain, ice, snow, seas, and oceans), ground water (wells or springs), and in some cases municipal water treatment systems

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10
Q

What surface water sources can the U.S. military water treatment equipment treat?

A

Rivers, lakes, ponds, seas and oceans.

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11
Q

Ground water sources in the field include:

A

Existing wells, springs, and wells constructed by

military engineers or local contractors.

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12
Q

What are acceptable activities with class one - potable water?

A
  • Drinking
  • Brushing teeth
  • Shower
  • Ice production
  • Medical treatment
  • Flushing
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13
Q

What are acceptable activities with class two water?

A
  • Decon. of personnel
  • Retrograde cargo washing
  • Heat casualty cooling
  • Mortuary affairs sanitation
  • Well development
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14
Q

What are acceptable activities with class three - Not Potable water?

A
  • Vehicle coolant
  • Aircraft washing
  • Pest Control
  • Field Laundry
  • Concrete construction
  • Well drilling
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15
Q

What are acceptable activities with class four - Not Potable water?

A
  • Vehicle washing
  • Electrical grounding
  • Fire fighting
  • CBRN decon. of material
  • Dust control
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16
Q

What are pathogens?

A

Biological agents that cause disease or illness to it’s hosts.

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17
Q

Which pathogen is generally regarded regarded as the most common cause of gastroenteritis in the world?

A

Campylobacteriosis

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18
Q

Cholera can produce what?

A
  • Profuse watery stool
  • Tenesmus (feelling like you have to poop, even after you’ve pooped your guts out)
  • Abd. pain and vomiting
  • Dehydration that can cause circulatory collapse
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19
Q

Individuals infected with E. coli exhibit acute bloody diarrhea and abd.
cramping lasting about how long?

A

One week

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20
Q

What is Legionnaires’ disease?

A

A severe form of pneumonia or lung inflammation caused by a bacterium known as Legionella

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21
Q

What is Leptospirosis?

A

A bacterial disease contracted through skin contact with surface water contaminated with urine from infected animals

22
Q

Symptoms for Salmonellosis include?

A

Fever, abdominal cramps, and diarrhea that may be bloody

23
Q

What is the annual death rate caused by Typhoid disease?

A

200,00 annually; but is not common in industrialized countries.

24
Q

The infectious dose of Shigellosis is ____ to ____ bacteria and the incubation time is one to ________

A

10 to 100; Seven days

25
Q

What is a protozoan infection?

A

Infection caused by protozoans.

26
Q

What is amebiasis?

A

A parasitic infection of the gastrointestinal tract that is caused by the protozoal organism Entamoeba histolytica.

27
Q

What is Cryptosporidiosis?

A

An infectious disease of the gastrointestinal tract that is caused by the Cryptosporidium parvum oocyst

28
Q

What is Schistosomiasis?

A

A disease that is contracted simply by being in contact with water containing
schistosomes (blood flukes)

29
Q

What chemicals do S rely on to disinfect water in the field?

A

 Calcium hypochlorite.
 Water purification tablets, chlorine.
 Water purification tablets, iodine.

30
Q

What is the active component in calcium hypochlorite?

A

Chlorine

31
Q

What disinfectant has been shown to be the most

acceptable and adaptable for field potable water treatment operations?

A

Chlorine

32
Q

The four variables that determine chlorine’s effectiveness in disinfecting water include:

A

 Dose.
 Demand.
 Residual concentration.
 Contact time.

33
Q

What three factors influence chlorine disinfection?

A

 Adequate mixing.
 The pH of the water.
 Water temperature.

34
Q

What are the two test kits used to test for chlorine residual?

A

 Chlorine residual test strips (most commonly found).

 N, N-Diethyl-1, 4 Phenylenediamine Sulfate test kit.

35
Q

What is the intended use of Iodine tablets and what color should they be if they are in good condition?

A

To disinfect water contained in small containers. Iodine tablets should be steel gray.

36
Q

Unit water pod systems (Camel), Water Trailers M149A2, M1112 trailers, and Five-gallon plastic water cans are all what?

A

Unit-level bulk water storage and distribution equipment

37
Q

What is the operational temperature range for the camel?

A

-25 degrees Fahrenheit to +120 degrees Fahrenheit

38
Q

How many filling positions does the Camel contain?

A

Six

39
Q

800 gallons is the minimum amount of water a Camel can hold. True or False?

A

True

40
Q

The Army employs the M149A2, M1112, and M107 series 400-gallon water trailers to store and
distribute drinking water to field units. True or False?

A

True

41
Q

Five-gallon water cans are part of a unit’s water storage and distribution capabilities. True or False?

A

True

42
Q

What do individual Soldiers use to carry water for personal consumption?

A

 One-quart and two-quart canteens.

 Personal hydration systems that carry between 45- and 100-ounces of water.

43
Q

Approximately how much water should be used to disinfect bulk water supplies?

A

1/4 ounce for ea 2 gallons of water or 7 grams per 7.5 liters of water.

44
Q

Describe the procedures for purifying 1 & 2 Qrt. canteens.

A

 Fill the canteen with the cleanest, clearest water available.
 Add two iodine tablets to each one-quart canteen full of water, or four tablets to two-quart canteens. A two percent solution of tincture of iodine may be used in place of iodine tablets.
 Put the cap on the canteen. Shake the canteen to dissolve tablets.
 Wait five minutes. Loosen the cap and tip the canteen over to allow leakage around the canteen
threads.
 Tighten the cap and wait an additional 25 minutes before drinking

45
Q

How many iodine tabs do you use to disinfect a personal hydration system bladder?

A

2 tabs for 40-ounce water reservoirs, 4 tabs for 70- or 72-ounces, and 6 for 100- or 102-ounces.

46
Q

To disinfect a personal hydration system, how much contact time should be allowed before consumption?

A

30 mins

47
Q

Who is responsible for inspecting and identifying deficiencies of the units’ bulk water storage equipment?

A

Unit Field Sanitation team

48
Q

What DA Form can be used as general guide for inspecting all unit bulk water storage containers?

A

DA Form 5457

49
Q

What are the steps for sanitizing method one?

A

Use this method if both water and the required chemicals are plentiful as follows:
 Fill the container full of water with about 100-milligrams per liter chlorine concentration.
 Mix solution around so it contacts all the surfaces.
 Run some of the solution through the valves and spigots.
 Keep all interior surfaces wet with the solution for at least 60 minutes.
 Drain the disinfecting solution into a sanitary sewer or other approved location
 Rinse the container and spigots twice with potable water.

50
Q

What are the steps for sanitizing method two?

A

Use this method if either water or the required chemicals are in short supply as follows:
 Prepare five gallons of water with 100-milligrams per liter chlorine concentration.
 Using a long-handled brush, stick, or rod with a cloth secured to the end;
swab the interior walls of the tank every 10 minutes or as often as necessary to keep the walls wet with the solution.
 Run some of the solution through the valves and spigots.
 Drain the accumulated solution from the container into a sanitary sewer or other approved location.
 Rinse the container and spigots twice with potable water.

51
Q

What should be done if the water container is not going to be used for
more than 30 days?

A

Open the faucets, valve, drain plug, and manhole cover, and allow the tank to air dry.