William S. Hart Union High School District, Castaic High School
This $75 million project includes the construction of 11 buildings including administrative, gymnasium, performing arts, food service, library, storage, technology and classrooms. Twining is providing a full range of testing and inspection services on this project.
San Francisco Airport, Taxilanes H & M Realignment
This $30 million project will relocate the existing Taxilanes H & M roughly 750 feet to their new location south of the proposed Boarding Area A Expansion. We have provided materials testing and construction inspection services for soils, concrete, and asphalt for this project.
POLB, Gerald Desmond Bridge Replacement
Twining is currently performing Quality Assurance materials testing and sampling on this $750 million project.
Monte Vista Grade Separation
The Monte Vista Avenue and UPRR Grade Separation Project consists of a grade-separation of Monte Vista Avenue from the UPRR railroad tracks, and State Street by elevating Monte Vista Avenue. Twining is providing material testing and inspection services, as well as geotechnical engineering services.
Ventura County Medical Center
Twining is providing comprehensive materials testing and inspection services during the construction of $305 million, state-of-the-art facility.
Rigid Pavement Materials and Structural Concrete On-Call Contract
Twining provided a variety of services to Caltrans through this Statewide On-Call Rigid Pavement Materials and Structural Concrete Services contract.