Roof Area To Soakaway at tonyamhandley blog

Roof Area To Soakaway. Where ground has good soakage (such as sand/gravel) then the size/volume of a crate type soakaway can be calculated as follows: To work out what the approximate size soakaway is required for.

soakawaysystem Mantair
from www.mantair.com

volume = roof area being drained x (50mm rainfall rate per hr/3000).as a broad brush a soakaway size of 1m³ is sufficient to drain a roof area of approximately 50 square metres under normal conditions. Where ground has good soakage (such as sand/gravel) then the size/volume of a crate type soakaway can be calculated as follows:

soakawaysystem Mantair

Roof Area To Soakaway specified by most local authorities, this size can effectively drain a roof area of approximately 50 square metres under normal conditions. Volume = roof area being drained x (50mm. generally, each 50m2 of surface area to collect rainfall (which may include areas of hardstanding as well as roofs) requires about 1. volume = roof area being drained x (50mm rainfall rate per hr/3000).