FROM: James D. Herberg, General Manager
Originator: Kathy Millea, Director of Engineering
SUBJECT:
title
SPRINGDALE RELIEF CONCRETE ENCASEMENT EXTENSION AT WINTERSBURG CHANNEL, PROJECT NO. FRC-0012
end
GENERAL MANAGER'S RECOMMENDATION
recommendation
RECOMMENDATION:
A. Approve a sole source with J. F. Shea Construction, Inc. for $167,694 for Springdale Relief Concrete Encasement Extension at Wintersburg Channel, Project No. FRC-0012;
B. Authorize the General Manager to award the Construction Contract to J. F. Shea Construction, Inc. for $167,694 for Springdale Relief Concrete Encasement Extension at Wintersburg Channel, Project No. FRC-0012; and
C. Approve a contingency of $30,185 (18%).
body
BACKGROUND
The County of Orange (County) has awarded a design-build Contract ($85 million) to J.F. Shea Construction, Inc. (JF Shea) to make improvements to the East Garden Grove Wintersburg Storm Drain Channel located in the City of Huntington Beach. The improvements involve channel widening efforts that will allow it to convey 100-year storm events. The Orange County Sanitation District (OC San) owns a sewer that crosses the channel along Springdale Avenue. This sewer needs to be protected in place and requires certain mitigations (Protective Mitigations) to be performed so it will not be damaged during and after the County's construction activities. Specifically, this mitigation is a reinforced concrete sewer encasement. The County has requested that OC San contract directly with JF Shea to perform these Protective Mitigations.
RELEVANT STANDARDS
* 24/7/365 treatment plant reliability
* Maintain collaborative and cooperative relationships with regulators, stakeholders, and neighboring communities
PROBLEM
The subject sewer has been installed by permit within the County-owned flood control right-of-way. Due to the permit conditions, the County is not obligated to protect the sewer in place using their funds. Due to the pe...
Click here for full text