Roeder Avenue Bridge Construction Administration

Roeder Avenue Bridge Construction Administration City of Bellingham

Central Avenue Improvements

Central Avenue Improvements City of Bellingham

Inspection, Load Rating and Bridge Rehabilitation

Inspection, Load Rating and Bridge Rehabilitation City of Bellingham

Old 99 (Riverside Drive) Improvements

Old 99 (Riverside Drive) Improvements Cities of Mount Vernon & Burlington

I-405 South Bellevue Design/Build Project

I-405 South Bellevue Design/Build Project WSDOT

Middle Fork Bridge Rehabilitation Construction

Middle Fork Bridge Rehabilitation and Construction Management, City of Bellingham

  • Sound Transit Lakewood Layover Yard

    Friday, 23 September 2011 00:00
  • Broadway Avenue Bridge Replacement

    Thursday, 22 September 2011 00:00
  • Roeder Avenue Bridge Construction Administration

    Thursday, 15 September 2011 06:46
  • Central Avenue Improvements

    Thursday, 15 September 2011 06:40
  • Inspection, Load Rating and Bridge Rehabilitation

    Thursday, 15 September 2011 04:29
  • Old 99 (Riverside Drive) Improvements

    Thursday, 15 September 2011 03:55
  • I-405 South Bellevue Design/Build Project

    Thursday, 15 September 2011 03:47
  • Middle Fork Bridge Rehabilitation Construction

    Thursday, 15 September 2011 03:22

Spokane 4th Avenue Off-Ramp and Viaduct Widening

Spokane 4th Avenue Off-Ramp and Viaduct Widening
City of Seattle

TranTech is currently providing Construction Administration Professional Services for the Spokane 4th Avenue Off-Ramp and Viaduct Widening project.

The Spokane 4th Avenue Off-Ramp project involves construction of new off-ramp (cast-in-place T-beam transitioning to cast-in-place, concrete post-tensioned box girder supported by drilled shaft foundations and MSE wall), concrete and asphalt paving, sidewalk construction, installation of drainage appurtenances, fire protection facilities, lighting and signal work, and landscaping.

The Spokane Viaduct Widening projects involves widening the existing upper roadway by 41 feet from East Marginal Way to 6th Avenue South, (cast-in-place T-beam supported by drilled shafts); demolition of existing ramps at 4th and 1st Avenue, construction of new on- and off-ramps along 1st Avenue, concrete and asphalt paving, sidewalk construction, installation of drainage appurtenances, fire protection facilities, lighting , signal work, and landscaping

 
Services

TranTech Bridge Projects Requiring Overcrossing BNSF Railway Tracks

Structural Engineering:
TranTech's structural engineering group provides comprehensive services for structural design of bridges; highways and other industrial facilities. We also provide services in the areas of seismic retrofit, structural condition inspection and load rating of bridges.

Civil Engineering:
TranTech’s civil engineers provide comprehensive services for roadway design; drainage & stormwater treatment; traffic signals and illumination design.

Construction Management:
TranTech’s construction administration team provides services in the areas of contract administration, construction inspection and materials testing coordination and management, resident engineering, contractor work coordination.