21. In 2002 about 30 % of the rural households were connected to a pit latrine . 22. Nearly half the population still uses pit latrines . 23. Schematic of the pit of a pit latrine . 24. Each boat camp features wooden post tie-ups, a fire ring and grate, and a pit latrine . 25. The proponents of conventional sanitation systems on the other side defended pit latrines and waterborne sewage systems. 26. In any case, such recommendations about the safe distance are mostly ignored by those building pit latrines . 27. A chief problem is that people build unsophisticated pit latrines that tend to flood when it rains. 28. Nearby is what residents call the " sanitary hellhole " _ plywood pit latrines where flies abound. 29. The corpses were dumped in pit latrines and shallow graves, anywhere the army could find room, he said. 30. An open-pit latrine was constructed only Tuesday morning, more than a week after the makeshift encampment sprang up.