Specifications include, but are not limited to: • One (1) Walker Process Clarifier excluding the weirs, baffles, launders, platform, walkway and handrails. • Complete drive assembly, with gear motor and weatherproof drive torque control. Drive unit is completely factory assembled, calibrated and tested. • Cage: 4-foot square box truss design, steel • Rake Arms: Two (2) full radius square box truss design with rake blades, with 304 stainless steel squeegees • PVC return activated sludge pipes eight (8) x 6-inch pipes with adjustable rotating PVC sludge valves and adjustment handle • Center column 36-inch diameter x ¼-inch plate, flanged with influent ports, steel feedwell 20-feet diameter x 5.6-feet deep x ¼-inch plate, steel, with supports • Sludge Collection Well ; • Any field welding. • Any field measurements required for provision of material and equipment. • Anchor templates and grout shield. The equipment manufacturer should provide bolt circle dimensions for the center column and anchor positions. • Demolition and erection/installation services. • Lubricants per equipment manufacturer’s specifications. • Mastic/sealant/packing.