Span Length

60′ 70′ 80′ 90′ 100′ 110′ 120′ Span Length BOX33 60′ - 85′ BOX39 65′ - 95′ BOX42 70′ - 105′ BOX48 85′ - 115′

Section Properties (gross)

Product Name Depth (in) Area (in2) Yb (in4) Ixx (in4) Iyy (in4) PLF @ 165
BOX33 33" 766 16.3 110483 203409 880
BOX39 39" 826 19.3 168706 231700 949
BOX42 42" 856 20.8 202877 243809 983
BOX48 48" 916 23 283292 271669 1052
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Product Information

Standard box beam design is typically governed by the State, County or Agency design criteria. In the Pacific Northwest using a nominal 4′ wide box beam at depths of 33″, 39″, 42″ and 48″ provides the most cost effective use of the section.

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Standard Design Options

  • Integral precast curb options are available.
  • Slab to Slab connectors: Tie Rods or Weldments
  • Available top of slab finishes: UHPC Driving Surface ready or roughened to receive overlay
  • Rail Post Anchor Connections
  • Utility hangers
  • Integrated abutment and wing wall packages
  • Recesses for bat crevices
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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 :

Image's Eric Holje

Eric Holje

Bridge Estimator

phone

(509) 536-3323

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LinkedIn
Image's Sam Jewell

Sam Jewell

Outside Sales Representative

phone

(541) 221-8599

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LinkedIn

Product Family

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