9733 - Willows Biobasin Repair

This contract and associated plan set describes the work necessary to install an equalizer stormwater channel between two existing bioretention basins. This includes grading, erosion control, removal of existing storm sewer, topsoiling, asphalt paving of the existing bike path. This work also includes construction of two (2) 18” RCP storm pipes, four (4) 18” apron endwalls, one (1) 4’x4’ catch basin w/ 3’ sump, and one (1) 4’x4’ storm sewer structure.