8,254
edits
Changes
Jump to navigation
Jump to search
Line 17:
Line 17: + +
no edit summary
*An [[underdrain]] to redistribute or remove excess water
*An [[underdrain]] to redistribute or remove excess water
*An [[Liner|impermeable membrane]] to prevent infiltration to soils below
*An [[Liner|impermeable membrane]] to prevent infiltration to soils below
#this is a hash
==Planning considerations==
==Planning considerations==