Span Length
40′ 60′ 80′ DT 24 DT 28 DT 32 DT 36 50′ 60′ 70′ 80′ DT 24 DT 28 DT 32 DT 36

Product Information


Knife River produces Double Tee sections that range from 28″ to 36″ in depth with a 6′-0″ stem spacing typical.  Top flange width is 12′-0″ typical, but can be reduced down to 7-6″ depending on project requirements.

Standard Design Options


  • Double Tee end stems can be dapped (blockouts) at bearing locations reducing the beam/double tee framing depth.
  •  Double Tee flange depth is 2.5″ and will require a topping in most situations.
  • Double Tee stems can flanges can be used to hang utilities.
  • Stem blockouts can be inserted to run utility perpendicular to double tee stem
  • Optimize Gridline spacing 36′-0″ spacing

3D Viewer

3D Viewer Tools


  • 3D Viewer Functions:
  • Move, Span, Zoom Assemblies
  • Isolate Single Components in View
  • Explode Assembly Single Components
  • Use Markup to Sketch Details
  • General Measurements for Concept
  • Print Views

Need More Info?

We Are Here to Help


Have a question, need a budget or detailed schedule?  Knife River sales team is ready to discuss precast solutions for your project.  Reach out to our staff below :

Zak Perkerewicz

Outside Sales Representative

Darren Canepa

Commercial Estimator