1900 Broadway

1900 Broadway

– Oakland, California –  This excavation in downtown Oakland extended to depths of over 30 feet.  Limitations and added challenges included multiple adjacent structures, in particular the 19th Street BART Station located almost directly behind the shoring...
30 Otis

30 Otis

 San Francisco, California  30 Otis is the latest addition to San Francisco’s revitalization of Van Ness Street. The thirty foot excavation involved a soil-cement mix cut-off system, soldier beams, and tiebacks. Slant-drilled underpinning was used to support the...
300 Grant

300 Grant

San Francisco, California This excavation within an existing building basement in San Francisco, CA involved careful coordination between the shoring, demolition, and new construction. Limited access on site promoted creative solutions for the temporary support of...
1100 Broadway

1100 Broadway

Oakland, California This 20 foot deep excavation at the corner of 12th St and Broadway in Oakland, CA consisted of soldier beams with wood lagging, tiebacks, internal bracing, and underpinning. The 12th street BART station is only 4 feet beyond the site property line...
Sunol Water Treatment Plant

Sunol Water Treatment Plant

Sunol, California This project consists of the design of a 50-foot high permanent soil nail wall for new reservoir tanks at the Sunol Valley Water Treatment Plant in Sunol, for the City of San Francisco, Public Utilities Commission. Back to All...
Symphony Towers, 724 Van Ness Avenue

Symphony Towers, 724 Van Ness Avenue

This project included the use of Soldier Pile and Tieback temporary shoring varying up to 35-feet deep in Dune Sand, Slant-drill Underpinning of 5 Buildings, and Local Permeation Grouting. The project was also under the jurisdiction of Caltrans (California Department...