Ammann & Whitney is perhaps best known as a transportation engineering firm. We have an intimate knowledge of our national infrastructure, having been responsible for the original design, analysis or on-going repairs of many bridges, highways, transit, rail and aviation facilities and systems throughout the region, across the nation and around the world. Today the transportation industry practice remains our core business. Our staff has experience working on all types of new infrastructure projects, but is also engaged in the rehabilitation of some of the more notable facilities throughout the United States. We are currently performing work on major infrastructure projects throughout the world.