TO: Board of Supervisors
FROM: Steven Lederer - Director of Public Works
REPORT BY: Graham Wadsworth, P.E. - Engineering Supervisor
SUBJECT: Amendment to Professional Services Agreement No.170635B for Biggs Cardosa Associates, Inc. for the Dry Creek Road Bridge Replacement Project, RDS 15-22
RECOMMENDATION
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Director of Public Works requests the following:
1. Approval of and authorization for the Chair to sign Amendment No. 1 to Agreement No. 170635B with Biggs Cardosa Associates, Inc. (BCA) to increase maximum compensation by $371,054, for a new maximum of $1,146,231 and extend the term for an additional four years for additional engineering services for the Dry Creek Road Bridge Replacement Project, RDS 15-22; and
2. Approval of a Budget Transfer for the following (4/5 vote required):
a. Increase appropriations by $321,054 in the Measure T Non-Operating Special Revenue Fund to transfer to Program 14009 offset by use of its available fund balance; and
b. Increase appropriations by $321,054 in the program 14009 (Dry Creek Road Bridge Replacement Project) budget offset by an increase in revenue from the transfer from the Measure T Special Revenue Fund (SRF) budget.
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EXECUTIVE SUMMARY
The Dry Creek Road Bridge over Dry Creek is over 90 years old and is in need of replacement Caltrans identified the bridge is structurally deficient, functionally obsolete and unstable due to scour under the north abutment.
The existing bridge as an Off-System bridge and the replacement is eligible for 88.53% Highway Bridge Program (HBP) funding and 11.47% Toll Credits as the match for local funds. The County pays for expenses and requests reimbursement from Caltrans.
In 2016, after reviewing statements of qualifications from seven consultants, Public Works staff identified the team led by Biggs Cardosa Associates as the most qualified team to provide the needed design services. On November 8, 2016, the Board of Supervisors approved an agreement with BCA to ...
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