HomeMy WebLinkAboutMINUTES - 06081993 - 1.21 TO: BOARD OF SUPERVISORS, AS THE GOVERNING BODY OF THE CONTRA COSTA
COUNTY FLOOD CONTROL AND WATER CONSERVATION DISTRICT
FROM: J. MICHAEL WALFORD, CHIEF ENGINEER
DATE: June 8, 1993
SUBJECT: Approve Prior Issuance of Addendum No. 1 for the Drainage Area 48C Line A Bypass
Project, West Pittsburg Area.
Project No. 7572-6D8477-92.
Specific Request(s) or Recommendations) & Background & Justification
1. RECOMMENDED ACTION:
APPROVE prior issuance of Addendum No. 1 for the Drainage Area 48C Line A Bypass Project.
II. FINANCIAL IMPACT:
The estimated contract cost of the project is $182,000 (100% Drainage Area 48C), and it is not
changed by this addendum.
III. REASONS FOR RECOMMENDATION/BACKGROUND:
On April 27, 1993 the Board of Supervisors approved plans and specifications for this project.
This addendum is required to correct minor errors in the bid documents.
IV. CONSEQUENCES OF NEGATIVE ACTION:
Failure to correct the Proposal may cause confusion to bidders, resulting in higher bid prices.
Continued on Attachment: SIGNATURE: ,,Z
- i�
i
_ RECOMMENDATION OF COUNTY ADMINISTRATOR
RECOMMENDATION OF BOARD COMMITTEE
APPROVE _ OTHER
SIGNATURE(S):
ACTION OF BOARD ON JUN g 1993 APPROVED AS RECOMMENDED OTHER
VOTE OF SUPERVISORS
UNANIMOUS (ABSENT )
AYES: NOES:
ABSENT: ABSTAIN:
ES:jlg I hereby certify that this Is a true and correct copy of
c\BO:bo25.t5 an action taken and enteiod on the minutes of the
Hoard of Supervisorson the date shown.
Orig. Div: Public Works (Design Division) ATTESTED: IKR 1993 -,—
Contact: Elmer Schaal (313-2234) PHIL BATCHELOR,Clerk of the Board
cc: County Administrator Of Supervisors and Co ty Administrator
Attn: E. Kuevor
Auditor-Controller By ,.Deputy
PW Accounting
Construction
Community Development
ADDENDUM NO. 1
to the
Proposal and Contract
and the Plans
for construction of
DRAINAGE AREA 48C LINE A BYPASS
Project No. 7572-6D8477-92
The Proposal and Contract is amended as follows:
F
Page P-2 is deleted and replaced with the attached page, Revised P-2.
The Plans are amended as follows:
On Sheet 2 of 6 in the "Profile" of Detail 3/2, change "AP" to "CSP" as shown on
attached sketch #1.
On Sheet 3 of 6 in Detail 1/3, add "Type A,"to the notation for 66"AP and change
"RCP" to "AP" as shown on attached sketch #2.
On Sheet 3 of 6 in Detail 4/3, change "CMP" to "CSP" as shown on attached
sketch #2.
Bidder must acknowledge receipt of this Addendum. Acknowledgement must be shown
in the space provided below and returned with the Bid Proposal prior to the date and
hour set for the opening of bids, 2:00 p.m. on May 25, 1993.
Acknowledged:
Bidder:
By:
Title:
Date:
ES:jlg
d\sWpec:addum1.48c
5/14/93
PROPOSAL (CONT.)
Item Bid Item Description Unit Quantity Unit Total
No. Price (in
(in Figures)
Figures)
1 Trench Shoring LF 1185
2 Construction Area Signs LS 1
3 Traffic Control System LS 1
4 Abandon Water Monitoring Well ea 2
5 8" PVC Sewer LF 213
6 Connect Sewer Lateral ea 4
7 Sanitary Sewer Manhole ea 2
8 Minor Structure (Junction Box ea 1
# 1
9 Minor Structure (Junction Box ea 1
# 2)
10 Minor Structure (Junction Box ea 1
# 3
11 Minor Structure (Precast ea 1
Manhole with Type IV Manhole
Base
12 54" Alternative Pipe LF 845
13 66" Alternative Pipe Type A IF 12
14 66" Alternative Pipe Type B LF 110
15 66" Bituminous Coated LF 20
Corrugated Steel Pipe (.109"
Thick
16 Concreted-Rock Slope Ton 40
Protection (Facing, Method B)
17 Chain Link Fence (Type CL-6) LF 40
IL 18 4' Chain Link Gate (Type CL-6) ea 1.00
TOTAL
Note - please show total on P-1.
REVISED P-2
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