Arcadis to deliver design services for corridor as well as environmental and permitting support.
Lake Charles, LA – May 28, 2025 – Arcadis, a global leader in intelligence-driven sustainable design, engineering, and consultancy solutions for natural and built assets, in a joint venture (JV) with Janssen and Spaans Engineering Inc., Modjeski and Masters, and Huval and Associates, Inc. (Calcasieu Design Partners) will support design for the Interstate 10 (I-10) Calcasieu Bridge Improvements Project for the Louisiana Bridge Builders a Construction JV between Acciona-Sacyr Construction. The P3 project is led by the concessionaire comprised of Calcasieu Bridge Partners, Acciona, Sacyr, and Plenary, and the Louisiana Department of Transportation and Development.
Replacement of the 70-year-old Calcasieu River Bridge will revive a vital connection between the Louisiana cities of Lake Charles and Westlake. The JV will upgrade a crucial five-and a half mile stretch of I-10 from I-10/I-210 west to Ryan Street in Calcasieu Parish, LA, delivering enhancements to improve safety, connectivity, and sustainability. The project cost is valued at $2.3 billion.
Arcadis’s scope of work for the project includes updating existing interchanges and roadways. Additionally, Arcadis will deliver a wide range of specialized engineering and design services to support the successful execution of the project including environmental studies and permitting; traffic engineering, featuring a Transportation Management Plan (TMP) and design of permanent signage, signals, and pavement markings; Intelligent Transportation Systems (ITS) design, structural design for sign support structures, roadway and drainage design; and bridge design for the I-10/I-210 flyover ramp and hydraulic models for the main span bridge.
Angelica Corradi Gomez, senior design-build project director at Arcadis, said: “We are proud to contribute to a project that will improve transportation in the region while creating lasting benefits for the community. This project aligns with our mission to improve quality of life and deliver infrastructure solutions with longevity for communities globally.”
Wassim Selman, Director of Mobility Business Area, North America, at Arcadis, said: "The I-10 Calcasieu Bridge Improvements Project represents a bold vision for the future of transportation in Southwest Louisiana. By addressing aging infrastructure and planning for future growth, this project will serve as a cornerstone for the region’s economic and social vitality.”
