KOA provided project management services for the installation of a storm drain pollution trap device, which is one of the first of its type to be installed by the City of Long Beach. The project consisted of the installation of an underground storm drain pollution trap device constructed of cast in place and pre-cast concrete sections. The project also entailed the construction of an underground reinforced concrete weir box, storm drain manholes, and catch basins, as well as removal of section of 54” storm drain line and connection of new structures to the 54” storm drain line.