ARCADIS and Bioengineering Team Awarded $150 Million Contract for New Orleans Flood Protection

METAIRIE, LA. – January 4, 2007 – Bioengineering Group and ARCADIS (NASDAQ: ARCAF) announced today that their team has been awarded an Indefinite Delivery Indefinite Quantity (IDIQ) contract to provide general design support services, multidisciplinary consultancy services and construction management services, primarily within the limits of the New Orleans District, by the New Orleans District of the U.S. Army Corps of Engineers (Corps). The team of Bioengineering Group and ARCADIS has joined with HNTB, Tetra Tech and C.H. Fenstermaker & Associates and will utilize support from Dutch WL Delft Hydraulics and Alkyon for specialized hydraulic expertise.
The contract includes a base period of one year and four option periods of one year each, with a maximum contract value of $150 million. The contract is the first one awarded related to forward-looking design services for post-Katrina solutions for hurricane protection in the Gulf Coast. Bioengineering Group and ARCADIS formed the team on the basis of their strong collaborative relationship, which is formalized through a Mentor-Protégé agreement approved by the U.S. Small Business Administration.

Steve Blake, CEO for ARCADIS’ U.S. operations, stated, “I want to extend our commitment to the Corps and the people of Louisiana to provide dedicated professional flood protection expertise. We are looking forward to partnering with the Corps, Bioengineering Group and our talented teaming partners to provide these technical services. I am very pleased that we were selected for this noteworthy contract.”

“We are pleased to have been selected for this landmark project,” said Wendi Goldsmith, President of Bioengineering Group, Inc. “We have broad familiarity with the Gulf coast land, water, and people. We are committed to joining ARCADIS in providing state-of-the-art sustainable design, engineering and construction management services for this project.”

Joe McGonagle, CEO of HNTB Federal Services Corp., a subsidiary of HNTB that serves federal-sector clients, said, “HNTB is proud to be a part of this world-class team to help restore this great American city. HNTB will dedicate its more than 50 years of experience in Louisiana and enormous national and technical expertise to help make this project a success.”

Dan Batrack, Tetra Tech’s CEO stated, “Our scientists and engineers have solved complex coastal protection and restoration problems nationwide and will bring these unique skills and experiences to Louisiana. We look forward to collaborating with the New Orleans District and our team members.”
Services under this contract will be provided to the Hurricane Protection Office and the Protection Restoration Office of the New Orleans District. Anticipated project work will require a broad range of professional skills including overall program and construction management and include the evaluation, design and construction management of levees and floodwalls; special closure structures for protection of the communities adjacent to the Inner Harbor Navigation Canal; major pumping facilities; and planning studies for improved levels of flood protection for New Orleans and southern Louisiana. In addition to offering centrally controlled procedures and quality assurance systems, ARCADIS will share knowledge beyond national borders, saving costs and enhancing local expertise and flexibility and utilize standardized project monitoring tools displayed as a “Project Control Panel” to enable the transparent monitoring of predetermined measurable project objectives.