US 285 Reconstruction Design-Build

Denver, Colorado

Tsiouvaras Simmons Holderness provided complete design consultant services and construction Quality Assurance for the US 285 design-build project between Kipling Street and Federal Boulevard. Traffic engineering work included a traffic study for operations in the corridor, design for replacement signals and one temporary signal, and all signing and striping design including overhead freeway signing. The project included management of design subconsultants (survey, drainage, geotech) as well as all design services for roadway design and traffic engineering. TSH worked closely with the contractor to develop construction phasing design and TSH is providing all construction traffic control plans and reviews of MHTs.