Span Length

45′ 67′ 89′ 111′ 133′ 155′ 177′ Span Length DBT35 x 5' 45′ - 80′ DBT35 x 8' 45′ - 100′ DBT36 x 5' 45′ - 80′ DBT36 x 8' 45′ - 100′ DBT41 x 5' 55′ - 90′ DBT41 x 8' 55′ - 110′ DBT45 x 5' 65′ - 90′ DBT45 x 8' 65′ - 120′ DBT53 x 5' 85′ - 110′ DBT53 x 8' 85′ - 145′ DBT60 x 5' 85′ - 125′ DBT60 x 8' 85′ - 155′ DBT65 x 5' 105′ - 140′ DBT65 x 8' 105′ - 170′

Section Properties (gross)

*Lengths based on HL-93 Live Load, 2” Wearing Surface, 100 PLF Rail Load.  Confirm span length for DBT w/ Knife River

Product Name Depth (in) Area (in2) Yb (in4) Ixx (in4) Iyy (in4) PLF @ 165
DBT35 x 5' 35" 741 22.02 108092 117744 851
DBT35 x 8' 35" 963 24.03 125512 445367 1106
DBT36 x 5' 36" 747 22.65 116364 117762 858
DBT36 x 8' 36" 970 25.00 135099 445385 1114
DBT41 x 5' 41" 777 25.76 163034 117852 892
DBT41 x 8' 41" 1000 28.47 189247 445475 1148
DBT45 x 5' 45" 801 28.22 206955 117924 920
DBT45 x 8' 45" 1023 31.19 240282 445547 1175
DBT53 x 5' 53" 849 33.05 313295 118068 975
DBT53 x 8' 53" 1072 36.55 364069 445691 1231
DBT60 x 5' 60" 891 37.21 427701 118194 1023
DBT60 x 8' 60" 1114 41.18 497472 445817 1279
DBT65 x 5' 65" 921 40.14 522290 118284 1058
DBT65 x 8' 65" 1144 44.38 607876 445907 1314
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Product Information

Knife River can casting Deck Bulb Tee girders in 35″, 36″, 41, 45″, 53″, 60″ and 65″ depths.  Deeper sections can be achieved with modification of casting forms. Standard Deck Bulb Tee girders are typically governed by the State, County or Agency design criteria. In the Pacific Northwest using a standard size DBT with a 6″ deck provides the most cost effective use of the section.

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Standard Design Options

  • Integral precast Curbs
  • Utility Inserts
  • Weld or UHPC deck connections
  • Air entrained decks, Curved Decks
  • Cross slope, camber compensation
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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

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