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Caltrans District 3 Projects

Caltrans District 4 Projects

Caltrans METS Projects

Contra Costa County PWD: Various Projects

Kaiser Permanente - Santa Rosa Expansion Project

Nevada DOT: Construction Management & Materials Testing Services

San Francisco International Airport Project

SF Bay Area Rapid Transit Project

SF MUNI 3rd Street Light Rail Project




Featured Projects


Caltrans District 3: On-Call Construction Engineering Services for Various Projects

Various Locations, CA
 Construction Cost
$85 Million
 Project Duration
2004 - Present
 Project Description  

The primary project that Summit Associates currently provides services on, in this district, is the Highway 70/99/149/191 Improvement project.  This project is currently estimated to cost $85 million with a completion date of June 2008.  Project features include the following:

  • Construction of a freeway to freeway interchange at the State Highway 70/149 interchange, including the construction of Table Mountain Boulevard and driveways to provide access to adjacent parcels.
  • Construction of a median and two lanes for the full length of State Highway 149, including the realignment of a portion of Shippee Road.
  • Construction of a freeway to freeway interchange at the State Highway 99/149 intersection, including the construction of Book Farm Road and driveways to provide access to adjacent parcels.
  • Realignment of State Highway 191 to intersect State Highway 70 and add traffic signals.
  • Reconstruction of State Route 70/191 intersection North of Oroville.
  • Bridge work consisting of 10 reinforced/pre-stressed concrete slab or box girder bridges.

Approximately 220,000 cubic meters of base aggregate, along with 260,000 tons of Asphalt Concrete will be used to construct the new roadways.

 Project Responsibilities  

As a sub consultant, Summit Associates provide professional and technical construction engineering, office engineering and claims services on an “as needed” basis to Caltrans in support of the development and construction of various projects in Caltrans District 3.  Services are being performed for projects located in Butte, Colusa, El Dorado, Glenn, Nevada, Placer, Sacramento, Sierra, Sutter, Yolo, and Yuba counties. 

Summit Associates personnel provide services that include, but are not limited to:  construction contract administration, review of contractors Storm Water Pollution Prevention Plan (SWPPP), technical support for materials acceptance, progress pay estimates, maintaining construction files, providing photographs of jobsite/operations, ensuring contractor work and operations are contract compliant and reporting this in a daily diary, final inspection of work performed, along with a strong emphasis on Contract Change Order (CCO) and Claims support.








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