Tender for Design, Build, Erection, Commissioning, and 10 Years Operation & Maintenance (Including Monsoon Period) of an Integrated Municipal Solid Waste Processing Facility Comprising Pre-Sorting Unit, Material Recovery Facility (MRF), Biomethanation Plant, and Waste-to-Compost Plant at Jamnagar on PPP Basis, with Provision for Extension up to 5 Years (3rd Attempt)