REPORT TO THE CITY COUNCIL
May 25, 2017
FROM: THOMAS C. ESQUEDA, Director
Department of Public Utilities
THROUGH: KEVIN L. NORGAARD, PE, Supervising Professional Engineer
Department of Public Utilities - Wastewater Management Division
BY: ORLANDO M. GONZALEZ, PE, Professional Engineer
Department of Public Utilities - Wastewater Management Division
SUBJECT
Title
Approve a contract change order for the Headworks Wet Well Cleaning at the Fresno/Clovis Regional Wastewater Reclamation Facility (Bid File 3466) for $37,423 and a three-day time extension adjusting the contract amount to $387,188 (Council District 3)
Body
RECOMMENDATION
Staff recommends that City Council approve a change order to Pipe and Plant Solutions Inc. of Berkeley, California in the amount of $37,423 and three additional days for the City of Fresno pump failure on the Headworks Wet Well Cleaning Project at the Fresno/Clovis Regional Wastewater Reclamation Facility (RWRF).
EXECUTIVE SUMMARY
The influent wet wells of the Headworks building at the RWRF are currently undergoing a cleaning. During the second half of the cleaning operation, the City operations staff encountered an electrical failure which required the wet well to be put back in service. Therefore, the Department of Public Utilities, Wastewater Management Division is seeking to approve a contract change order for the additional work and time delays due to the electrical failure in the amount of $37,423 and three additional days to Pipe and Plant Solutions, Inc., of Berkeley, California.
BACKGROUND
The Headworks Building houses the most important equipment at the RWRF, the raw sewage pumps (RSP). The sewer flows from Fresno and Clovis flow into two redundant wet wells where the RSP's are located. From wet wells, the raw sewage is pumped approximately 50 feet vertically and then gravity flow through the remainder of the treatment process. The wet wells are served by either three or four RSP's. Each wet well i...
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