City of San Diego
Miramar Clearwell Improvements

Project Synopsis
The Miramar Clearwell project involves the following improvements and upgrades at the existing Miramar Water Treatment Plant (MWTP): Demolition of existing Clearwells Nos. 1 and 2, and associated piping and facilities. Construction of two new Clearwells, associated piping, and facilities fora total storage capacity of 58.3 million gallons (MG). Construction of a new Chlorine Contact Chamber with an adjoining lift station for the maximum plant capacity of 215 MGD. Construction of a new Maintenance Building; miscellaneous site improvements, landscaping and new guard shack and Installation of a One MW Photo Voltaic System on Clearwell No. 2.

CPM Partners provided a Construction Manager to provide contract administration services during the preconstruction and construction phases, and CPM scheduling services to the City of San Diego for the Miramar Clearwell Improvements. The clearwells were built in 1959 and 1974, respectively, and both Clearwell Nos. 1 and 2 are requiring upgrades. The clearwells provide storage of treated water prior to distribution into the potable water system.

Services Provided
CPM Partners services included a full-time, on-site construction management staff, to provide baseline schedule review, monthly schedule reviews, claims analysis, time impact analysis and delay analysis” as part of CPM Scheduling for conformance with project specifications, ensuring necessary records are kept on key production rates and work dates, and evaluating Contractor’s requests for time extension.

Owner: City of San Diego
Location: San Diego, CA
Cost:  $90M
Dates:  Spring 2016 – Spring 2021