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Byron Highway at Byer Road Safety Improvements


This information does not supersede the project plans and specifications. All prospective bidders must acquire the bidding documents, including plans, specifications, and any addenda, from the Owner via the Project Contact listed below.

Project Name: Byron Highway at Byer Road Safety Improvements
Project Type:
Ownership: Public
Project City, State: Martinez, California
Engineer's Estimated Cost: $1,229,000 to $1,229,000 
Pre-Qualification for Bidders: Not Required
License Type Required: A or C-12
Project/Contract Number: HSIPL-5928(143)
Project Contact: Kara SchuhGaribay
County of Contra Costa
Design/Public Works
255 Glacier Drive
Martinez, CA 94553
Tel:(925) 313-2179
Fax:(925) 313-2333
Bid Due Date: 01/25/22 
Bid Due Time: 2:00 PM 
Project Duration: 55  Work Days
Non-Mandatory Pre Bid Conference Date: 01/10/22 
Pre Bid Conference Time : 10:00 AM 
Pre Bid Conference Location: A virtual pre-bid meeting will be held on Monday, January 10, 2022 at 10:00 a.m. via Zoom to cover project construction and the DBE requirements. Prospective bidders’ attendance is recommended but not mandatory. Virtual meeting instructions for the Zoom meeting can be found on the Contra Costa County Public Works Department’s website at 
Project Description: The work to be done generally consists of pavement widening along Byron Highway between the intersection with Hoffman Lane and 550 feet south of the intersection with Byer Road to construct a two-way-left turn lane along Excelsior Middle School frontage and a left turn pocket at the intersection with Byer Road. Ancillary improvements include striping, drainage facilities, slurry seal, a concrete median, hot mix asphalt walkway, driveway conforms, relocation and installation of rectangular rapid flashing beacon systems and installation of speed feedback signs. 
 Project Contacts

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 Docs / Specs
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  Document Name Document Type Size Date Submitted 
  CCC_NTB_4147.pdf Plans and Specifications / Other 131.4Kb 12/21/2021 

  CCC_PC_4147 - BuildExchange.pdf Plans and Specifications / Other 2150.7Kb 12/21/2021 

  CCC_Plans-Full_4147_BUILDEXCH.pdf Plans and Specifications / Other 3884.8Kb 12/21/2021 

  CCC_SP_4147-BuildExchange.pdf Plans and Specifications / Other 27689Kb 12/21/2021 

  CCC_4147_D45 Prebid Meeting Sign-In Sheet.pdf Plans and Specifications / Other 7.6Kb 1/13/2022 

  CCC_ADD1_4147.pdf Addenda 296.7Kb 1/19/2022 

  addendum-2_Signed.pdf Addenda 64.8Kb 1/21/2022 

 Bid Items

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 CSI Code
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 Plan Holders
List Last Updated: 2021-12-21 4:36:24 AM

Contact Name
Address  Phone  Fax 
AEC Leads 
Plan Room / Service
Sonia Savage
PO Box 2625 
California City, CA 93504
(760) 373-8852 (760) 825-8841
Granite Rock Company - Estimating 
General Contractor
Rob Snyder
5225 Hellyer Avenue - Suite 220 
San Jose, CA 95138
(408) 574-1400 (408) 365-9548
Pavement Coatings Co. 
Rick Arias
2150 Bell Avenue Suite 125 
Sacramento, CA 95838
(916) 642-1751 (916) 313-3438