The City Council and Sanitary District Board jointly awarded a contract to Mamco, Inc., at the meetings held on June 28, 2016.  The Project combined storm drain and sewer construction work in one construction contract for the purposes of the most efficient and economic delivery of both types of underground construction projects.  The storm drain improvements located on Lampson Avenue and Ranchero Way, included removal and replacement of existing catch basins, sidewalks, curbs and gutters, access ramps and cross gutters, rehabilitation of existing alleys, adjustment of utility covers to finish surfaces, installation of traffic loop detectors, and other pertinent work.  The sewer improvements consisted of constructing new replacement sewer lines in Nutwood Street, Imperial Avenue, and Central Avenue. The improvements also included approximately 3,681 linear feet of new replacement extra strength Vitrified Clay Pipe (VCP) sewer line of various sizes (8-inch, 10-inch, 12-inch, and 15-inch), installation of approximately 554 linear feet of new replacement 8-inch Polyvinyl Chloride Pipe (PVC) sewer line, construction of twenty one (21) new sewer manholes, removal of twenty (20) existing sewer manholes, and removal and/or abandonment of existing sewer pipes.

The contractor, Mamco, Inc., has completed this project in accordance with the plans, specifications and other contract documents. 

The project was funded with Drainage Fee Funds and Sewer Funds, and was completed within budget and on schedule.  The retention payment will be released after recordation of the Notice of Completion with the County of Orange.

It is recommended that the City Council:

• Accept City Project No. 7405, and Sanitary District Project Nos. 7834 and 7837-East Garden Grove Storm and Sewer Improvements; 

• Authorize the City Manager/General Manager to execute the Notice of Completion of Public Works Improvement and Work; and
• Authorize the Finance Director to release the retention payment when appropriate to do so.

It is recommended that the Sanitary District Board:

• Accept Sanitary District Project Nos. 7834 and 7837, and City Project No. 7405-East Garden Grove Storm Drain Sewer Improvements as complete;
• Authorize the General Manager/City Manager to execute the Notice of Completion of Public works Improvement and Work; and
• Authorize the Finance Director to release the retention payment when appropriate to do so.

By: Navin Maru

      Assistant Engineer