when air pollution regulations prohibit open fires. For a unit of 100 men and 100
women, at least four men's latrines (100 x .04 = 4) and six women's latrines (100 x .06 =
6) are needed.
Figure 3-6. Burn-out latrine.
(1) Construction. A 55-gallon drum is placed into the ground, leaving
enough of the drum above the ground for a comfortable sitting height.
(a) A wooden seat with a flyproof, self-closing lid is placed on top of