Surface Water Drainage for Low-Income Communities (WHO, 1991): 2. Drainage options

Surface Water Drainage for Low-Income Communities (WHO, 1991)

2. Drainage options

		2.1 The drainage hierarchy
		2.2 Factors affecting stormwater flows
		2.3 Problems of steep slopes
		2.4 Problems of flat areas
		2.5 Open or closed drains
		2.6 Channel design and construction
		2.7 Closed drains
		2.8 Construction
		2.9 ''Do-it-yourself '' drainage
		2.10 Selected reading