PRECAST STORMWATER INLET FILTER AND TRAP

摘要

A filter for a storm water inlet having a surface opening for receiving storm water runoff comprising liquids and solids and discharging said runoff into an interior compartment below having a substantially vertical interior wall or walls defining a cross-sectional area. The filter comprises one or more precast pervious concrete filter elements, the element or elements being formed such that the filter substantially fills the entire cross-sectional area of the interior compartment. Also, a storm water inlet including such a filter, and a method of adding such a filter to a storm water inlet.