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39 Cards in this Set
- Front
- Back
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5 types of waste
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Human: feces and urine
Garbage: preparation, cooking and serving food Rubbish: combustible or noncombustible solid waste Infectious Liquid |
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How many yards downwind should dinning facility set away from the field waste disposal
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100 yard
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How many feet downwind should water source be away from the field waste disposal
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100 ft
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How many yards downwind should field waste disposal be away from the unit area
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30 yards
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when can you use burial as a methods of disposal for human waste
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burial: used under normal conditions of water table, soil condition, etc; local regulation permits; general sanitation practices
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when can you use burning as a methods of disposal for human waste
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burning: never in U.S (except in combat); used when burial condition not permits; general sanitation practice
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what is the disposal method for garbage
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burial if stay 1 week or less
incinerate if stay longer than a week |
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what is the disposal method for rubbish
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burial or incineration
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how are the liquid waste be disposed
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run through the grease trap and into the soakage pit
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how are the infectious waste be disposed
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marked with "infectious waste"
burn: follow proper guideline burial: double bagged, sealed with twist ties, then buried incineration: 1400F-2000F (1600F is optimal) |
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types of latrines
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cat hole
straddle trench deep pit mound burn-out paile bored hole |
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what is the size, accomodation and when it is used for cat hole latrine
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12" deep, 8"-12" diameter
1 person march, never over night |
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what is the size, accomodation and when it is used for straddle trench latrine
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4"L, 1"W, 2 1/2"D
25 people used when stay 1-3 days |
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how far apart should straddle trench be constructed
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2 ft
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what are the procedures for closing straddle trench
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filled to 1ft from top
spray pesticide pack down with earth mound dirt 1 ft high spray pestcide post sign: type of latrine, date closed |
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what is the size, accomodation and when it is used for deep pit latrine
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7 1/2" or 3 1/2"L, 2"W, 6"D
50 people used when stay up to 5 weeks (1 ft/week) |
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Deep pit latrine
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not recommended on rocky, sandy or frozen soil
water level limits pit depth last for 2 weeks closed out when w/in 1 ft from surface or when abandoned |
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what is the size, accomodation and when it is used for mound latrine
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7 1/2"L, 2"W, 6"D
50 people used for up to 5 weeks |
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what kind of area should the mound latrine be used
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high water table or rock formation prevent digging
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how high should the top mound be
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8 ft square (never exceed 10 ft high)
closed when filled w/in 1 ft from surface |
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burn-out latrine
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55 gallon drum (whole or half)
recommended for hard, rock and/or frozen soil |
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how often should the burn-out latrine be burned
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every 12-18 hours
4 parts diesel to 1 parts of gasoline ash must be buried |
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pail latrine
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waste is collected beneath the seats (pail washed daily)
burned (4 parts diesel to 1 parts of gasoline) |
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bored hole latrine
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used for small units
requires mechanical equipment to dig the ground 18" diameter and 15"-20" deep 55 gallon drum placed on top with fly proofed seat |
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how often do chemical toilets get serviced
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every other day (contracted disposal)
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how often should chemical toilets get inspected
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frequently (leaks, cracks, overfilling, clogged/broken urine tube)
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pipe urinal
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soakage pit: 4X4X4
pipe is 1" diameter and 36" long |
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trough urinal
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"V" or "U" shaped
slopes toward the soakage pit 2 ft per man |
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urinoils
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55 gallon drum is used to receive urine
very sanitary and less odorous (oil surface layer) serve 100 people |
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soakage pit
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4X4X4
serves kitchen serve 200 people serves camp for 2 wee or more weeks and should have 2 pits |
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soakage trench
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used when the site does not permit soakage pit
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what is the size of soakge trench
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center pit is 2" square and 1" deep
trench is 6" long and 1" wide |
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evaporation bed
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10"-15" depth
ridges 6" high flooded daily and allowed to evaporated by the sun 8"X10" rectangles are excavated to allow even distribution of waste 3 ft square/person/kitchen waste; 2 ft square / person / bath and laundry |
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filter grease trap
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55 gallon drum filled w/rocks, gravel, and sand
screen on top and bottom |
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baffle grease trap
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watertight box or barrel
grease floats to top of entrance chamber |
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garbage pit
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4X4X4
1 day for 100 people or less |
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continuous trench
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dig 2ft X 3ft or 2ft X 4ft or enough to accommodate garbage for the first day
extend as required suitable for 2 days or more of stay |
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inclined plane
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uses vapor burner, good for garbage and rubbish
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hand washing device
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2 five gallons cans suspended by ropes
1st soapy water, 2nd clear water |
