HNTB performed program management services on the project assisting Utah Department of Transportation in completing an environmental re-evaluation, developing design-build procurement documents, selecting a design-build contractor,  and performing  design-build contract administration for the reconstruction of 4 miles of I-15. As part of the project, the HNTB team developed situation and layout design and type selection reports for 22 bridges. HNTB also performed review and oversight of design-build contractor design and structural submittals and coordinated with UDOT and a railroad company to replace two I-15 bridges over railways.

Location: Utah

Client: Utah Department of Transportation