To: Board of Supervisors
From: Public Works
Agenda Section: Consent
SUBJECT:
title
Storm Damage Repair to Shively Road (C4F012) Post Miles 0.52, 3.50, 3.51, 7.90 and 8.42
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RECOMMENDATION(S):
Recommendation
That the Board of Supervisors:
1. Approve the attached plans and specifications for the Shively Road (C4F012) Post Miles 0.52, 3.50, 3.51, 7.90 and 8.42 Storm Damage Repair Project; and
2. Direct the Clerk of the Board to advertise the above-mentioned project as required by Section 22037 of the California Public Contract Code, with bids to be opened on Tuesday, Apr. 20, 2021 at 2:00 p.m.
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SOURCE OF FUNDING:
Road Fund (1200); Federal Emergency Management Agency; California Governor's Office of Emergency Services
DISCUSSION:
On Feb. 14, 2017, the Federal Emergency Management Agency declared a disaster for Humboldt County due to severe winter storms, flooding and mudslides. Shively Road (C4F012) Post Miles 0.52, 3.50, 7.90 and 8.42, located near the communities of Scotia and Shively in the central area of Humboldt County, experienced roadway failures due to saturated embankment soils slipping beneath the roadway and heavy rainfall overwhelming existing drainage facilities. The embankment failures resulted in lane closures and additional hazards to commuters on Shively Road. Additionally, heavy rains from another federally declared disaster on Feb. 24, 2019 caused new damage at Shively Road PM 3.51.
Between Apr. 10, 2018 and Apr. 21, 2020, the Humboldt County Department of Public Works ("Public Works") received approval from the Federal Emergency Management Agency to proceed with the Shively Road (C4F012) Post Miles 0.52, 3.50, 3.51, 7.90 and 8.42 Storm Damage Repair Project. Public Works prepared the attached plans and specifications based on geotechnical studies prepared by Crawford and Associates. The work proposed in the attached plans and specifications consists of constructing rock slope buttresses, replacing culverts, in...
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