Specifications include, but are not limited to: The base bid work consists primarily of the construction, repair and improvements to Dean S. Luce Elementary School as follows, but not limited to: Construction of 8 rain gardens and a grass swale in 5 different areas of the school grounds. Rain gardens differ in specifications such as earthwork and excavation, use of planting soil, mulch and loam and seed, the drainage system and other work as shown on the Plans. Removal of trees; furnishing and installation of catch basins and drain manholes; installation of 12-inch and 8-inch PVC drain and removal of existing drain line in the play area; the furnishing and installation of precast concrete stairs, including earthwork, crushed stone and all appurtenances needed to complete the work; and removal and replacement of existing concrete walkway as shown on the Plans is required.