The openings in the surface of PICPs will require periodic removal of detritus and sediment trapped by the small sized crushed stone.
A handicap parking space.Yes. ADA Design Guidelines require that surfaces be firm, stable and slip resistant.
title title tielt tile: alt descPICPs have been in service for years in freezing climates and have performed adequately.
It depends on the amount of water that drains onto the PICP, the depth (and storage capacity), the base, the infiltration rate of the soil under an open-graded base and the presence of drain pipes
a view of houses in a neighborhoodAn open-graded base is most commonly used because it has water storage capacity (void s