Separate System ~ the most common drainage system in use where
the surface water discharge is conveyed in separate drains and
sewers to that of foul water discharges and therefore receives no
treatment before the final outfall.
Drainage Systems
Separate System ~ the most common drainage system in use where
the surface water discharge is conveyed in separate drains and
sewers to that of foul water discharges and therefore receives no
treatment before the final outfall.
Drainage Systems