Providing premier environmental and geotechnical solutions since 1988.

City & County of San Francisco, Department of Public Works As-Needed Contracts

San Francisco County

Treadwell & Rollo provided environmental risk assessment and management consulting services for the City and County of San Francisco.  Our as-needed contracts for the Department of Public Works included Phase ...

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Planned Pier 70 Mixed-Use Opportunity Area, Port of San Francisco

San Francisco County

Treadwell & Rollo performed environmental services for the planned Pier 70 Mixed Use Opportunity Area, 65 acres largely comprised of fill, to resolve data gaps and assist the Port in planning ...

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Port of Oakland As-Needed Environmental Consulting

Alameda County

Treadwell & Rollo performed on-call environmental consulting services for the Port of Oakland, which owns the fourth-largest maritime cargo facility in the nation, Oakland International Airport, and extensive redevelopment properties.  ...

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Presidio of San Francisco As-Needed Environmental Consulting and Groundwater Monitoring

San Francisco County

Treadwell & Rollo has performed as-needed environmental services consulting and groundwater monitoring for the Presidio Trust since 2000.  Our services include soil and groundwater sampling work plans and investigations, Remedial ...

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Transbay Temporary Terminal Facility (Block 3739)

San Francisco County

Treadwell & Rollo performed environmental services for the new Transbay Temporary Terminal Facility, which will be used until the new Transbay Terminal is constructed. The project was subject to the requirements ...

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