Span Length

70′ 90′ 110′ 130′ 150′ 170′ 190′ Span Length BT48 70′ - 100′ BT60 85′ - 120′ BT72 100′ - 145′ BT84 125′ - 165′ BT90 165′ - 185′

Section Properties (gross)

Typical Girder Spacing – 5ft through 7ft

Product NameDepth (in) Area (in2)Yb (in4)Ixx (in4)Iyy (in4)PLF @ 165
BT4848"55724.517773632986640
BT6060"62930.330872233202722
BT7272"70136.448499333418805
BT8484"77342.371173333634888
BT9090"971 49.01242172739401115
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Product Information

Knife River can cast Bulb Tee girders in 48″, 60″, 72″, 84″, 90″ depths, designed for use with a composite concrete field-cast deck

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Standard Design Options

  • Skewed Top Flange applications
  • Cast in inserts or hole for diagraph reinforcing
  • Cast in inserts for mounting utility brackets
  • Top flange/web holes for mounting deck forming brackets
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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 Alex Sari

Alex Sari

Outside Sales Representative

phone

(509) 992-5614

 linkedin

LinkedIn

Image's Eric Holje

Eric Holje

Bridge Estimator

phone

(509) 536-3323

 linkedin

LinkedIn

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