To: Board of Supervisors
From: Warren Lai, Public Works Director/Chief Engineer
Report Title: Consulting Services Agreement with WSP USA Inc., Brentwood area.
?Recommendation of the County Administrator ? Recommendation of Board Committee
RECOMMENDATIONS:
APPROVE and AUTHORIZE the Public Director, or designee, to execute a Consulting Services Agreement (contract) with WSP USA Inc. in an amount not to exceed $2,700,000 for construction management services for the Vasco Road Safety Improvement Project Phase 2 for the period October 8, 2025 through June 30, 2029, as recommended by the Public Works Director, Brentwood Area. (District III)
FISCAL IMPACT:
62% East Contra Costa Regional Fee and Financing Authority (ECCRFFA) funds and 38% Regional Measure 3 (RM 3) funds.
BACKGROUND:
In the on-going effort to increase safety along Vasco Road, the Public Works Department has worked with traffic and design consultants to analyze the effects of a median barrier and developed project alternatives. Through this effort, the Public Works Department has identified a safety project in a segment of Vasco Road which has experienced a number of cross median collisions.
During the 12 years, from January 1996 through December 2007, there were 352 collisions on Vasco Road, of which eight were fatal (16 total fatalities) and 136 involved injuries. In the five years from 2010 to 2014, a total of 105 collisions occurred along Vasco Road with 74 people injured and one fatality. In the four years from 2020 to 2024, there were 206 collisions on Vasco Road. The highest cluster of collisions occurred in the southern portion of the road where terrain is hilly, the road is curvy, and two lanes narrow to one lane in the southbound direction. The Project is located in this area.
The completed Project will consist of widened lanes and a concrete median barrier along 1.5 miles of Vasco Road beginning approximately three miles north of the Contra Costa/Alameda County Line. The Project will widen...
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