Changes

{{:Permeable paving: Specifications}}

{{:Permeable paving: Specifications}}

===Aggregates===

===Foundation aggregates===

[[File:Geogitter-4.jpg|thumb|Geogrids like these are sometimes incorporated into the layers of permeable pavement foundation aggregates to provide additional stability]]

[[File:Geogitter-4.jpg|thumb|Geogrids like these are sometimes incorporated into the layers of permeable pavement foundation aggregates to provide additional stability]]

Most [[OPSS aggregates]] are not recommended for use in permeable paving systems.  

Most [[OPSS aggregates]] are not recommended for use in permeable paving systems. The exception being type 'o' with a default void ratio of 0.3.  

[[Choker layer]]

*[[Choker layer]]

[[Reservoir aggregate]]

*[[Reservoir aggregate]]

 

===Geotextile===

===Geotextile===

[[Geotextiles]] are not always necessary and may be prone to [[clogging]]. Consider using courses of finer aggregates or sand instead.

[[Geotextiles]] are not always necessary and may be prone to [[clogging]]. Consider using courses of finer aggregates or sand instead.