HomeMy WebLinkAboutMINUTES - 10081996 - C65 to BOARD OF SUPERVISORS
FROM: J. MICHAEL WALFORD, PUBLIC WORKS DIRECTOR
DATE: October 8, 1996
SUBJECT: Determine the Need to Continue the Emergency Action Regarding the Repair of"Hill 310"
Land Creep, Bay Point
Project No.: 4500-6G5094
SPECIFIC REQUEST(S)OR RECOMMENDATION(S)&BACKGROUND AND JUSTIFICATION
I. Recommended Action:
DETERMINE that there is a need to continue the emergency action taken by the Board of
Supervisors on June 4, 1996 pursuant to Public Contract Code Sections 22035 and 22050, to
repair the "Hill 310" Land Creep, Bay Point.
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II. Financiallmpact:
Total cost of repairs cannot be fully determined at this time, but staff is developing an estimate
for completion of the repair.
III. Reasons for Recommendations and Background:
A. On February 26, 1996, Public Works and Building Inspection were notified that cracks were
occurring in Beaulieu Court. The County hired a geotechnical firm to identify the cause of
the slide, and recommend and direct remedial actions to mitigate land movement.
B. On March 19, 1996 the Board of Supervisors concurred in the County Administrator's
proclamation of a local emergency.
C. On June 4, 1996 the Board of Supervisors declared an emergency and authorized the
Public Works Director to proceed in the most expeditious manner to repair the area subject
to creep.
Continued on Attachment: X SIGNATURE:
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_RECOMMENDATION OF COUNTY ADMINISTRATOR
_RECOMMENDATION OF BOARD COMMITTEE
APPROVE OTHER
SIGNATURE(S):
ACTION OF BOARD ON UUT 0 8_1W APPROVED AS RECOMMENDED OTHER
V07OF SUPERVISORS
UNANIMOUS (ABSENT )
AYES: NOES:
ABSENT: ABSTAIN:
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In=hereby extiy Nrat Mkt Is entered true and conact copy of
Orig. Div: Public Works(Design) $P ken and enterreda
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Contact: Pattie McNamee(313-2303)
ATTEtiI'ED:
PHIL BATCHELOR,Clerk Of the board
Auditor/Control ler of Supervisors and
County Counsel
GMEDA
Design Div. M �
Construction Div.
Maintenance Div.
C �5
Determine the Need to Continue the Emergency Action Regarding the Repair of"Hill 310" Land Creep
October 8, 1996
Page Two
III. Reasons for Recommendations and Background (cont'd):
D. Repair status:
1. Ford Construction Company, Inc. is under contract to complete the first phase of the repair
consisting of an earth buttress. Work began on September 3, 1996 and is expected to be
completed by mid-November.
2. Judd Drilling is under contract to complete the second phase of the repair consisting of a
drainage gallery. This work began September 25, 1996 and is expected to be completed
by late November.
3. Real Property staff expect to complete acquisition of the last three properties at the end
of Sandy Cove Lane by mid-October. These properties are required to complete the
construction of the earth buttress.
4. Geotechnical consultants and civil engineers are preparing a summary report of the
investigation, analysis and repair. In addition, the consultants are developing a plan for
long-term subsurface monitoring of the project site. Upon completion of this plan,
monitoring instrumentation will be installed on site.
5. Environmental staff members are preparing a report detailing proposed mitigation for the
wetland impacts resulting from the project. This report will be submitted to the appropriate
regulatory agencies for review and approval.
IV. Consequences of Negative Action:
Repair work would not be completed before next winter.