EBMUD: MAIN WASTEWATER TREATMENT PLANT GRIT DEWATERING EQUIPMENT REPLACEMENT AND REACTOR DRAIN IMPROVEMENTS
MAIN WASTEWATER TREATMENT PLANT GRIT DEWATERING EQUIPMENT REPLACEMENT AND REACTOR DRAIN IMPROVEMENTS Major work scope includes the following: replacement of four grit dewatering classifiers, a grit hopper, lighting at the Grit Dewatering Building (Grit DWB), four reactor drain pumps, a reactor aerator at the Reactors; improvements to the grit dewatering loading area, Reactor gallery drains, […]
Alameda County Facilities Needs Priority 1 Program Design-Build Package #1.
THIS IS AN OVERAA DESIGN-BUILD PURSUIT. Overaa Construction partnered with Dreyfuss + Blackford Architects is pursuing Alameda County Facilities Needs Priority 1 Program Design-Build Package #1. We are seeking Subcontractor proposals for scopes including but not limited to: selective demolition, concrete, miscellaneous metals (railings and metal stairs), rough carpentry, finish carpentry, casework, insulation, […]
Roosevelt Middle School Modernization Building A
Scope of work includes: This is an Overaa project. We are requesting budgets based on the DSA Backcheck bid documents. Building “A” was built in 1922 and it was reconstructed in 1935 to comply with the Field Act. The two stories structure includes administration office spaces, classrooms, auditorium with balcony level and La Clinica health […]
EBMUD Main Wastewater Treatment Plant Clarifier Rehabilitation Phase 4
Main Wastewater Treatment Plant Secondary Clarifier Rehabilitation Phase 4 project, SD-459. Work includes: (1) Rehabilitating Clarifiers 4 and 11 by replacing the clarifier equipment, refurbishing the bridge, resurfacing the concrete surfaces, rebuilding drives, refurbishing influent gates, and replacing electrical equipment, (2) installing new sump pits at 5 clarifiers, (3) installing new sump pumps at […]
WATERMAN WATER TREATMENT PLANT HIGH LIFT PUMP & POWER UPGRADE PROJECT
The work consists of, but is not limited to the removal and replacement of all five high lift vertical turbine pumps, pump discharge silent check valves, air release valves, butterfly valves/motor operators, pump 1 and 2 discharge piping upsize modifications, removal and replacement of black vinyl coated chain link fence and gate where shown, replacement […]
EBMUD WWTP Oxygen Plant Rehabilitation
Work includes demolition and replacement of motors, valves, instruments, controls, and other appurtenances associated with the cryogenic oxygen production facility at East Bay Municipal Utility District’s Main Wastewater Treatment Plant (MWWTP). Existing pneumatic controls will be replaced with new electronic instruments and controls. The work also includes re-coating of existing steel cold boxes, new controls, […]
