Project Description: The cable-stayed bridge includes additional traffic lanes, a higher clearance to accommodate larger cargo ships, and a dedicated bicycle path and pedestrian walkway, including scenic overlooks.
With two towers reaching 515 feet into the sky, it is the second-tallest cable-stayed bridge in the United States.
Owner: Port of Long Beach
Contractor: SFI (Shimmick Construction Company, Inc., FCC Construction SA, Impreglio S.P.A. JV)
Our Role: Managing constructability reviews of the bridge design and coordination between designers and construction members in the design phase. Reviews and independent analysis of temporary structures in the construction phase.
Project Description: Construction of approximately 11 miles of new double track that would extend south of the San Diego River to the terminus at the UTC Transit Center delivered by the CMGC method. Of the 11 miles of new double track, 6.84 miles are at-grade, 4.05 miles are aerial, and 0.03 miles are underground cut and cover. The project includes nine stations with four at-grade stations and five elevated stations.
Owner: San Diego Association of Governments (SANDAG)
Contractor: Mid-Coast Transit Constructors (Stacy and Witbeck, Herzog, and Skanska JV)
Our Role: Pre-construction services for the CMGC JV team, including value engineering, which resulted in changing the type of bridge type for two major structures on the project and significant cost and time savings. Temporary structures are designed for various challenges (bridges, walls, and support of excavation) inside major railroad and freeway limits.
Project Description: Retrofit of the existing 1st Street Viaduct Bridge, turning two bridge spans into one at two locations by strengthening the existing foundation, substructure and superstructure and removing existing bridge bents.
Owner: LA Metro
Contractor: Tutor Perini
Our Role: Falsework design, formwork design, temporary bridge supports and erection plans
Project Description: 2.25-mile alignment of elevated box-girder structure consisting of cast-in-place on falsework and cast-in-place segmental. The route connects travelers and employees to new intermodal transfer facilities, the new consolidated rental car facility, and the LA Metro transit network at the Airport Metro Connector Station.
Owner: Los Angeles World Airports (LAWA)
Contractor: LINXS Constructors (Fluor, Flatiron, Dragados, and Balfour Beatty JV)
Our Role: Falsework design, column guying design, independent review calculation of designs by others, field engineering support, mass concrete, and bridge deck survey models.
Project Description: A signature bridge that will span 1,025 feet over NE 2 Avenue and SR5/Biscayne Boulevard, redefining the Miami skyline with its six sweeping arches.
Owner: FDOT
Contractor: Archer Western-de Moya JV
Our Role: Superstructure falsework design, formwork design, value engineering, and field engineering support.