Tenders are invited to furnish all necessary labor, supervision, tools, equipment, materials and appurtenances, including transportation, to remove and replace District truck scales at the Stickney Water Reclamation Plant (SWRP), the Lawndale Avenue Solids Management Area (LASMA), and at the Calumet Solids Management Area (CALSMA) East-Side Drying Site and at the CALSMA West-Side Drying Site. Work under this contract includes, but is not limited to, the demolition and removal of the existing scales, the complete and fully functional installation of the new scales, all concrete and electrical work, the setup of all instrumentation and ancillary components, and full site inspection and testing. Work shall commence on or about May 15, 2025, or upon approval of the Contractor’s Bond whichever occurs later, and terminate twenty-four (24) months thereafter for Group A, and by December 31, 2026 for Groups B and C.