Vasco Road Safety Improvements Phase 2, Contra Costa County

Project Files

  • Plans
    • PLANS Vasco Road Safety Impr Ph2 - Issued for Bid.pdf Uploaded: 9/10/2026 (70980 kb)
  • Owner QandA Responses
    • 26116 QA update-Vasco Road Safety Improvements Phase 2.pdf Uploaded: 9/10/2026 (87 kb)
  • Specifications
    • SPECS NTB Special Provisions - Issued for Bid.pdf Uploaded: 9/10/2026 (2617 kb)
    • SPECS Proposal Contract Book - Issued for Bid.pdf Uploaded: 9/10/2026 (479 kb)
  • Addenda
    • Addendum 1 8-13-2026 wCross Sections.pdf Uploaded: 9/10/2026 (6479 kb)
    • Addendum 2 9-1-2026 date change etc.pdf Uploaded: 9/10/2026 (27409 kb)
    • Addendum 3 9-15-2026.pdf Uploaded: 9/16/2026 (9070 kb)
    • Addendum 4 9-21-2026.pdf Uploaded: 9/22/2026 (21899 kb)
  • As-Builts Reports Memos
    • 1. PLE9R372-Final.pdf Uploaded: 9/10/2026 (76695 kb)
    • 15. SharePoint User Guide.pdf Uploaded: 9/10/2026 (3655 kb)
    • 2. 2014-09-03 Updated Seismic Recomendations.pdf Uploaded: 9/10/2026 (6498 kb)
    • 3. Geotech Memo_Vasco Road Safety Improvements-Phase 2_260205.pdf Uploaded: 9/10/2026 (13721 kb)
    • 4. FR_Brushy Creek Bridge Widen_260217.pdf Uploaded: 9/10/2026 (3691 kb)
    • 5. FR_RW 1 and RW 2_260217.pdf Uploaded: 9/10/2026 (3771 kb)
    • 6. Vasco C.3 Report FINAL submittal.pdf Uploaded: 9/10/2026 (16532 kb)
    • 7. Vasco Road Phase 2 Drainage Memo 20260714.pdf Uploaded: 9/10/2026 (20603 kb)
    • 8. 28C0229_As-Builts.pdf Uploaded: 9/10/2026 (2629 kb)

Project Info

Project # 4660-6X4411
Project Name Vasco Road Safety Improvements Phase 2, Contra Costa County
Location Vasco Road at Brushy Creek Bridge
Address
City Contra Costa County near Brentwood
State CA
Zip 94513
Bid Date September 24, 2026
Bid Time 2:00 PM
 
Scope

This is a project for State Route 4 Bypass Authority involving Grading, Aggregate Base, HMA Paving, Drainage, Wildlife Crossing Structures, Fencing, Striping, Permanent Erosion Control, and Bridge deck Widening.

Engineer’s Estimate: $25,800,000.

 

Contract Time: 230 working days  

 


If you have any scope questions, please contact Granite's ESTIMATOR:

John Johnson - (707) 467-4149 - john.johnson@gcinc.com

 

SEND QUOTES to:
coastal.estimating@gcinc.com
by or before 10am on bid day.

Plans

Plans and Specifications can be downloaded from our planroom (Home tab), or by using the following link:
https://projects.pipelinesuite.com/ehPipelineSubs/dspOpenProject/projectID/377274

Please call or email Patricia Arnett at (831) 763-5516 or patricia.arnett@gcinc.com if you need any assistance in locating or downloading plans. 

Other Info

Granite Construction Company is signatory to Operating Engineers, Laborers, Teamsters, Cement Masons and Carpenters unions.  

100% performance and payment bonds may be required for the full amount of subcontract price. Granite Construction will assist with bonding costs for subcontractors. The US Small Business Administration may also assist you in obtaining bonding - please see the following site for information: http://www.sba.gov/content/contractors# 

 Granite is an equal opportunity employer.

Subcontractors must possess a current contractor’s license and current DIR number. All quotes are subject to the terms of Granite Construction Company’s applicable standard form agreement which is available through the following link: https://www.graniteconstruction.com/ca-resources/quote-solicitation

Granite Construction Contacts

Company Contact Title Phone Extension Fax Email
Granite Construction Company John Johnson Estimator 707-467-4149 john.Johnson@gcinc.com

Other Project Contacts

Title Company Estimator Phone Extension Fax Email
GRANITE CONSTRUCTION COMPANY Coastal Region Estimating for QUOTES coastal.estimating@gcinc.com

If you have project-related questions, please contact your contractor or use the "Submit Question" tab.
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