HomeMy WebLinkAboutMINUTES - 08212012 - C.11RECOMMENDATION(S):
APPROVE and AUTHORIZE the Chief Engineer, Flood Control and Water Conservation District, or designee, to
execute Consulting Services Agreement Amendment No. 2 with GEI Consultants, Inc. (GEI) to increase the payment
limit by $346,067 to a new payment limit of $1,357,854 and to amend the completion date from May 31, 2012 to
May 31, 2014, for providing additional design services for the Upper Sand Creek Basin, Antioch area.
FISCAL IMPACT:
The contract amendment allows for an additional $346,067 above the previously approved contract for $1,011,787,
funded by Drainage Area 130 funds (Fund 256200).
BACKGROUND:
On September 8, 1992, this Board approved the Upper Sand Creek Basin Project (Project). The Project would
prevent flooding along the lower reach of Marsh Creek and in the Sand Creek watershed area by temporarily holding
stormwater that would then slowly be released back to the creeks.
This amendment provides
APPROVE OTHER
RECOMMENDATION OF CNTY ADMINISTRATOR RECOMMENDATION OF BOARD COMMITTEE
Action of Board On: 08/21/2012 APPROVED AS RECOMMENDED OTHER
Clerks Notes:
VOTE OF SUPERVISORS
AYE:John Gioia, District I Supervisor
Candace Andersen, District II
Supervisor
Mary N. Piepho, District III
Supervisor
Karen Mitchoff, District IV
Supervisor
Federal D. Glover, District V
Supervisor
Contact: Carl J. Roner (925)
313-2213
I hereby certify that this is a true and correct copy of an action taken and entered on the minutes of the Board
of Supervisors on the date shown.
ATTESTED: August 21, 2012
David Twa, County Administrator and Clerk of the Board of Supervisors
By: STACEY M. BOYD, Deputy
cc: M. Carlson, Flood Control, C. Roner, Flood Control, C. Windham, Flood Control
C. 11
To:Contra Costa County Flood Control District Board of Supervisors
From:Julia R. Bueren, Public Works Director/Chief Engineer
Date:August 21, 2012
Contra
Costa
County
Subject:Contract Amendment with GEI Consultants, Inc. for the Upper Sand Creek Basin, Antioch area. (100% Drainage
Area 130 Funds) Project No. 7562-6D8518
BACKGROUND: (CONT'D)
for the following:
a. Modifications to the plans and specifications based on a constructability review.
b. Modification to the basin grading plans to address use of the site for interim borrow.
c. Preparation of construction quantity calculations.
d. Modifications to the plans and specifications to incorporate new project features (trash capture unit, topsoil
stockpile areas, and revised restoration area).
e. Modifications to the plans and specifications to accommodate the relocation of a Pacific Gas and Electric
electrical distribution line.
f. Additional support to the Flood Control and Water Conservation District for preparation of the Special
Provisions.
g. Design/Engineer of Record support during bidding and construction.
CONSEQUENCE OF NEGATIVE ACTION:
If the amendment is not approved, the consultant will not be able to perform the additional work or be paid for it.
CHILDREN'S IMPACT STATEMENT:
Not applicable.
ATTACHMENTS
Amendment No. 2
Amendment No. 1
CSA