8,255
edits
Changes
Jump to navigation
Jump to search
Line 30:
Line 30: +
→Design
Maximum depth of flow
Maximum depth of flow
1/3 height of vegetation for infrequently mown swales.
1/3 height of vegetation for infrequently mown swales.
½ height of grass for regularly mown swales, to maximum of 75 mm.
½ height of grass for regularly mown swales, to maximum of 75 mm.