Dawn Underground Engineering, Inc., (DUE) is a consulting firm with over 17 years of experience in design, construction and rehabilitation of tunnel and underground structures. Our firm offers in-house multi-disciplined engineering that are required for complex underground projects, including civil, geotechnical, and structural engineering disciplines.We have expertise in underground engineering, including temporary works design, final tunnel linings design, cut and cover design, trenchless design and tunnel rehabilitation design.
Services
We specialize in geo sciences providing geotechnical engineering services to owners, utility authorities, municipalities, contractors, architects and engineers. We have expertise in underground engineering, including temporary works design, cut and cover design, trenchless design and tunnel rehabilitation.
Two existing tunnels constructed in 1917 and 1936 needed to be closed in order to complete required maintenance and repairs. The New York City Department of Environmental Protection commissioned design and construction of City Tunnel No. 3 to provide a bypass to the existing tunnels. The largest tunnel construction project in the history of New York City, City Tunnel No. 3 was constructed in two stages: a 13-mile drill and blast section and a 15-mile intercommunity tunnel.Northeast Ohio Regional Sewer District undertook the Easterly CSO Phase II Facilities Plan to identify causes of and develop solutions for the activation of combined sewer overflows (CSO's) in the Easterly service district.
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