Contra Costa County Fire Station #94, Brentwood

Currently in preconstruction, this design-build project includes design and construction of the new ~7,412 SF, two-story, wood-framed fire station in downtown Brentwood, CA.  The new station features a full brick façade and houses an apparatus bay, living quarters and dorm rooms, offices, day room, dining room, kitchen & pantry, exercise room and support spaces.

Kennedy High School Modernization

Currently in preconstruction, this lease-leaseback project covers the transformation of the entire Kennedy High School campus in Richmond, CA. Phase 1 includes demolition of the existing Classroom/Administration Building and the Arts & Crafts/Health Building and construction of the New Classroom/Administration (including Health and Wellness Clinic) and Student Center, as well as site work. Phase 2 […]

Alameda County Fire Training Center

Currently in construction, this project involves the design and construction of the new cutting-edge facility designed to elevate Alameda County firefighter and first responder training. The project includes an 8,000 SF classroom building with classrooms, exercise centers, offices, and storage space. Scope also includes a 5,500 SF 5-story training tower for live-fire training that features […]

Chevron Refinery Building 71 Seismic Upgrade

The Technology Center supports alternative fuel research and product improvements for the Richmond campus. Building 71 is composed of three separate structures with seismic isolation joints between them. The project includes a voluntary strengthening of existing concrete walls and columns in addition to new exterior concrete buttresses supported on new deep pile foundations. Shotcrete wall overlays, steel channel […]

UCSF Benioff Campus Infrastructure Improvements

Major infrastructure upgrades to an occupied hospital campus, including a large scale retention system along highway 24 and utility reconfiguration to make the site ready for UCSF Benioff’s vision for their new Oakland Children’s Hospital Campus. As part of the structural scope, Overaa will install a massive 30′ high by 500′ long retaining system along […]

Roosevelt Middle School Modernization

Preconstruction and construction services for the modernization of the main classroom building and structural upgrade to the theater to meet current safety guidelines, as well as general improvements to the learning spaces throughout the building. Scope also includes Interim Housing fit out and site utilities, as well as site prep work for the permanent Modular […]

Palace Theater Bay Area Technology Charter School

The Palace Theater, first built in 1923, was used for vaudeville performances before it became a movie theater in 1931, then a church in 1952. Closed since 2013, the Palace Theater is being reimagined as a three-story STEM-focused charter school for Bay Area Technology Charter School, Oakland. It was named redevelopment of the year for […]

San Jose Airport Facilities and Maintenance Buildings

Design and construction of San Jose Mineta International Airport Facilities Division’s new administration office space and maintenance shops facility. The 21,400 SF LEED Silver certified project enables future expansion of the terminal’s east side and establish a new Airport Operations Area (AOA) security boundary.  The project consisted of two buildings: the first is a one-story […]

MCE Solar One Farm

MCE Solar One’s 10.5 megawatt (MW) solar system produces 22,000 megawatt hours (MWh) per year of pollution-free electricity, enough to power over 3,400 homes annually. A collaboration of the Richmond community and Chevron Refinery, we teamed up with RichmondBUILD to maximize the use of local residents through job training and engagement. Overaa’s scope of work […]

Chevron Richmond Lubricants Plant Seismic Retrofit Phase 1 & Phase 2

Chevron Richmond Lubricants Plant (RLP)  is a large, combined use building that was constructed in 1947 and primarily contains areas for plant operations, blending and storage, along with several offices and a laboratory. This critical building stores and distributes all the finished lubricant products from the refinery. Phase 1 consisted of seismic retrofit and mandatory […]