MASS I STRUCTURAL EXCAVATIONS

A&B Construction is San Francisco's premier mass and structural excavation contractor with extensive experience in San Francisco and the Bay Area.  We have been involved in the deepest and most challenging excavations in the Bay Area. 

RECENT PROJECTS

San Francisco General Hospital - Webcor 

Chinese Replacement Hospital - DPR Construction

945 Market Street - Plant Construction

201 Folsom Street - Lend Lease 

2558 Mission Street - Build Group

340 Fremont Street - Suffolk Construction

923 Folsom Street - Cahill Contractors

41 Tehama Street - Lend Lease

The Exchange - 16th and Owens Streets - Mission Bay - Hathaway Dinwiddie Construction

 

INFRASTRUCTURE I SITE UTILITIES

A&B Construction originated as an infrastructure contractor specializing in the installation of wet and dry utilities in San Francisco and the Bay Area.  We have the ability and knowledge to install the deepest utilities, as well as, through the most difficult below ground conduit highways. 

RECENT PROJECTS

SalesForce Tower - Clark / Hathaway Joint Venture 

VA Palo Alto Healthcare Systems Radiology - SJ Amoroso
Stanford University Housing at Lagunita - McCarthy Building Companies  

One Henry Adams - Suffolk Construction 

41 Tehama Street - Lend Lease

University of California at San Francisco Parnassas - McCarthy Building Companies 

Public Market Emeryville - Plant Construction

 

DEMOLITION  PROJECTS

With infrastructure a key component to our capabilities, we have the ability and experience to demolish buildings ranging from 1 to 8 stories tall, foundations, asphalt concrete pavement, concrete flatwork, and abandoned utilities.

 

RECENT PROJECTS

1634-1690 Pine Street - Build Group 

One Henry Adams - Suffolk Construction 

 

ARCHAEOLOGICAL I SITE POT-HOLE INVESTIGATION 

We often assist the developer's consultants and general contractors with the the excavation of investigative potholing to locate existing obstructions and utilities, adjacent foundations, and documented archaeological site specific locations.    

RECENT PROJECTS

Townsend Street - DPR Construction

Transbay Block 7 - Cahill Contractors

377 2nd Street - Oakland - Mill Creek Construction