Eight SeatTwo 4-foot 6-inch trough-type urinals areA plan view of an eight-seat field-type latrine isfurnished with the eight-seat latrine. Each is mountedshown in figure 9-24. Two four-seat boxes straddle a 3-in a frame constructed as shown in figure 9-26. Aby 7-foot pit. After the pit is dug, but before the boxes2-inch urinal drainpipe leads from the downpipe onare placed, a 4-foot-wide margin around the pit is exca-each urinal to a 6- by 6-foot urinal seepage pit. Thevated to a depth of 6 inches, as shown in figure 9-25. Aseepage pit is constructed as shown in figure 9-27.layer of oil-soaked burlap is laid in this-excavation.As indicated in figure 9-24, the eight-seat field-Then, the excavated earth is soaked with oil, replaced,type latrine can be expanded to a 16-seat field-typeand tamped down to keep surface water out.latrine.Figure 9-26.-Frame for urinal trough.Figure 9-27.-Urinal seepage pit.9-15
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