Throgs Neck Bridge – OSD Deck Replacement –TN-49

This is a major long term project for the TBTA (Triborough Bridge and Tunnel Authority). The top deck fabrication portion of the project includes automatic manufacturing of 592 unique orthotropic deck panels which average forty feet long. Atema helped ensure quality fabrication contract compliance thru Quality Assurance. Atema is a key member of the New

Johnson Street Bridge Replacement

  New steel bascule bridge to replace existing structure managed by General Contractor PCL Constructors Westcoast Inc. Unique design challenges include use of orthotropic steel deck, a ring-and-truss geometry, expanded pedestrian usage, and exclusion of exposed structural bolted connections. The owner is Victoria City, BC and the fabricator is ZTSS, China. Atema engineers reviewed specification

Tanana River Bridge

This Bridge project is a 3,300 ft. long railroad bridge, 7,344 tons, that is part of the Northern Rail Extension connecting the North Pole with Delta Junction, Alaska.  Fabrication of this bridge was by CRSBG, China. Atema provided technical fabrication consultant services which included: US code interpretation and compliance; change orders; RFI’s; inspection and testing;

Hatch Gold Mine Project- Pueblo Viejo Mine

The scope of this project was the development of a gold mine processing facility. It utilizes latest technology to mine microscopic particles of gold from ore, then restore the surrounding area as a preserve for the local community. There were several General Contractors on this site including Barrick (Prime contractor), Fluor Daniel, and Hatch. Acero

World Trade Center PATH Terminal Hall

Santiago Calatrava is known for his unique architecture and was selected by the Port Authority of New York and New Jersey to design the Transportation Hub at the World Trade Center. Fabrication of the “ribs” and columns for the PATH Hall Terminal was done by URSSA and Horta Coslada because of their experience in fabricating

Verrazano Narrows Bridge VN80C

On behalf of the owner MTA TBTA (Metropolitan Transportation Authority Triborough Bridge and Tunnel Authority), Atema performed a "deep dive" qualification audit on a major bridge fabricator who was considered as a supplier. TBTA used the Atema audit to make final judgement on the fabricators acceptability. Atema assessed the ability of the fabricator to meet

Verrazano Narrows Bridge VN80B

This was a major long-term project for the TBTA (Triborough Bridge and Tunnel Authority). The top deck fabrication portion of the project included the robotic manufacturing of 938 unique orthotropic deck panels that averaged sixty feet long. Atema helped ensure quality fabrication contract compliance. Atema also contributed to the quality oversight for installation of the