Wilseyville Transfer Station Improvements

Calaveras County is seeking a contractor to install reinforced concrete paving and related improvements at the Wilseyville Transfer Station, with additive alternates for a powered awning, storage containers, and a water tank.

Calaveras County > Public Works Department > Integrated Waste Management


General
Open
26-1200-12-914
Oct 27, 2026 10:00 PM
Oct 06, 2026 09:09 PM
$211,534.00
1 month
Invitation for/to Bid (IFB/ITB)
Local
Ask AI about this solicitation
Original Solicitation Links
Contact
jherndon@calaverascounty.gov
+12097546401
891 Mountain Ranch Mountain Ranch Road, San Andreas, CA, USA
Submission Instructions
Online
Submit the bid documents through the Public Purchase website under ITB 26-1200-12-914., Complete the entire Bid Book and submit the required bid items, qualifications and experience statement, signed addenda, and bidder's security.
Description

Calaveras County is soliciting construction bids for improvements at the Wilseyville Transfer Station. The base bid includes traffic control, erosion control, job-site management, asphalt-concrete removal and sawcutting, aggregate base, 45 cubic yards of 9-inch-deep reinforced concrete paving, rebar, and mobilization. The work supports the facility's receipt and processing of appliances, electronics, and other electronic waste. Additive alternates include a powered electrical awning, two 20-foot Connex storage containers, and a 2,500-gallon water tank with plumbing, sand, and a redwood frame for fire and dust suppression. The contractor must possess a Class A general engineering contractor license or qualifying Class C licenses, comply with prevailing-wage and public-works registration requirements, and complete the base work within 30 working days, plus five additional working days for each awarded alternate. The estimated contract cost is $211,534.00.

Classification Codes
NAICS238110Poured Concrete Foundation and Structure Contractors
PSCY1LZCONSTRUCTION OF PARKING FACILITIES
Smart Codes
concrete pavingconstruction site managementtraffic control services
Specifications
Supply & Service
Timeline
Oct 6, 2026-Invitation to Bid Released
Oct 14, 2026 10:00 PM-Questions Due
Oct 16, 2026 10:00 PM-County Responses to Questions
Oct 27, 2026 10:00 PM-Bid Submission Deadline and Bid Opening (optional)
Bids will be publicly opened and read via Zoom video; the solicitation provides this Microsoft Teams meeting link.
Oct 29, 2026-Notification of Apparent Successful Bidder
Dec 8, 2026-Anticipated Contract Award
Requirements
Required
  • Commercial General Liability — $2,000,000.00
  • Automobile Liability — $2,000,000.00
  • Workers' Compensation
  • Employer's Liability — $2,000,000.00
  • Professional Liability — $2,000,000.00
Required
  • Bid Bond — 10%
  • Payment Bond — 100%
  • Performance Bond — 100%
Scored
  • Minimum 3 references
  • Client point of contact required for each reference
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