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Geotechnical Services

Picture of Bixby Creek Bridge, a concrete arch structure along Highway 1

Geotechnical Services (GS) provides the districts, Structures, and Headquarters with expertise in geotechnical engineering, geology, and specialized testing. Design services include geotechnical, geological and seismic investigations and analyses as needed for California's bridges, roadways, and supporting structures. Responsibilities also include expert review of foundation reports and geotechnical design reports prepared by private consultants. GS fields a fleet drill rigs throughout the state to conduct the borings required for geotechnical site characterizations. Also provided are specialized geotechnical services, including foundation testing, field instrumentation, geologic characterizations, and laboratory testing of soil and rock samples.

DEPUTY DIVISION CHIEF
James E. Davis
Phone: (916) 227-7004
Fax: (916) 227-0385
E-mail: James.Davis@dot.ca.gov




OFFICE CHIEFS

Geotechnical Design North

Roy Bibbens

(916) 227-7056

Geotechnical Design West

Tim Pokrywka

(510) 286-4840

Geotechnical Design South 1

John Ehsan

(916) 227-4575

Geotechnical Design South 2

Abbas Abghari

(916) 227-7170

Drilling Services

Henry Brimhall

(916) 227-4475

Geotechnical Support

Mark Willian

(916) 227-7014




2007 Review of Geotechnical Services

Read the Review of Geotechnical Services performed by the Federal Highway Administration







Geotechnical Services Business Plan

Read the Business Plan in Adobe PDF Document Format




Vision Statement
Geotechnical Services
Adopted April 2001


Values:



Image of California Delineating Service Area Image of Transportation Lab at 5900 Folsom and Link to Geotechnical Services Page Image of Telephone and Link to Geotechnical Services Overview Page Image of Request Form and Link to Page With Service Requests Image of Bixby Creek Bridge and Link to Photo Gallery Image of Chain and Link to Page Containing useful Hyperlinks

GS Home

Contacts

Requests

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Links

Last Updated July 9, 2007

For Questions or Comments regarding this Web Page,
Contact Brian Liebich