Various structural repairs to the Wastewater Treatment Facility, including crack and spall repairs to the concrete roof planks, pipe gallery walls, and clarifier walls; removal, replacement and/or repair of the steel beams and angles located in Pipe Gallery No. 1; repair and replacement of the interior vertical Pipe Gallery wall joints; removal of grating and concrete planks above the aeration pipe troughs; filling of the aeration pipe troughs, removal and pouring of exterior slab expansion joints, re-caulking of slab score lines for architectural treatment; the application of waterproofing coating on the exterior concrete slab; and all other work.