Specifications include, but are not limited to: The improvement includes phased construction of a new plant entrance with parking lot, site roadways, stormwater improvements, new entrance guard house, and demolition of the existing site entrance. This project also includes construction of two truck waste sampling buildings, remodel and expansion of existing plant main control room, installation of a new comprehensive security system in new and existing buildings, HVAC, plumbing, electrical improvements, and all necessary materials, equipment, labor, and associated work, all in accordance with the contract documents, including Plan File No. 656-001/160, located at the Wastewater Reclamation Facility, 3000 Vandalia Road, Des Moines, Iowa.