Span Length

18′ 24′ 30′ 36′ 42′ 48′ 54′ Span Length 8" Composite 18′ - 44′ 8" Non-Composite 18′ - 48′ 12" Composite 18′ - 50′ 12" Non-Composite 18′ - 50′

Hollowcore Load Table - Max Live Load (PSF)

Span (ft) 8" Composite 8" Non-Composite 12" Composite 12" Non-Composite
18 370 270 460 385
20 325 245 400 310
22 285 220 355 295
24 255 195 315 265
26 230 175 285 235
28 205 160 250 200
30 190 145 230 195
32 160 130 210 185
34 140 110 195 165
36 115 100 175 150
38 90 80 160 140
40 70 65 150 130
42 50 50 135 120
44 30 40 125 110
46 - 35 115 105
48 - 25 105 95
50 - - 95 90
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Product Information

Hollow Core is produced in standard 4′-0″ wide planks that can be saw cut to fit the length and width requirements for the project. A topping slab can be used, both composite and non-composite, depending on the design requirements.

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Standard Design Options

  • Suspended utility hanger assemblies
  • Hollowcore hangers for larger blockouts
  • Hollowcore ripping for narrow planks
  • 4′-0″ nominal Widths
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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 Zak Perkerewicz

Zak Perkerewicz

Outside Sales Representative

phone

(503) 545-3284

 linkedin

LinkedIn
Image's Darren Canepa

Darren Canepa

Commercial Estimator

phone

(503) 440-8830

 linkedin

LinkedIn

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