Description

Thomas/Wright, Inc., as a subconsultant to Steinman, provided survey services for ODOT's inspection contract for suspension bridges over the Willamette River (St. Johns Bridge), the Deschutes River and the Crooked River.

The project included reviewing the existing bridge plans and establishing points to be surveyed on the bridge foundations and superstructure. In association with Extreme Access, Thomas/Wright, Inc. surveyed the bridge structure, including towers and cables. Plans were prepared showing curb line profiles and x,y,z data for extreme location points on the towers and pier bases.