PowerBox and L2 Steel Lintel Load Calculator

Powers Steel Lintel Design

Updated 9/6/23

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This is a free program and designed to assist Powers Steel customers only. This program will calculate steel lintel design calculations for Powers Steel L2 and Box lintels. We require that you sign up for our mailing list below so we can keep our users posted with future updates and changes. This calculator is set to run for a maximum of 12 months. By staying on our list, you will receive notifications and links to download updated calculators. We respect the privacy of our customers and will never divulge our lists to any outside sources.

This steel lintel calculator is based on proprietary calculations, and will only yield results relevant to the Powers Steel products listed below.

How to get the Powers Steel Lintel Calculator

  1. Enter your email address in the form below.
  2. You will be taken to a second window, complete form and click "Save Profile."
  3. You will receive a confirmation email with a link to the program download page.
  4. Periodically, Powers Steel will send out notifications when the program is updated.

Features & Benefits

Designed specifically for the
following Powers Steel Lintels:

  • PS8(L-2)
  • POWERBOX8(7 5/8")
  • POWERBOX6(5 5/8")
  • PSBox12(11 5/8")

Variable Inputs

  • "Load Group" which defines either a gravity, uplift, or lateral "Load Group". The default for "Load Group" is uniform.
  • "Load Type". The "Load Type" has a default set as a uniform load. Other options for "Load Type" are trapazodial and point loads.
  • The "Magnitude Left (Start)" of the loads defines the magnitude at the far left of the load. The "Magnitude Left (Start)" is used for all load types.
  • The "Load Location Left (Start)" of the load defines the location from the left of the span. The "Load Location Left (Start)" is used for all load types
  • The "Magnitude Right (End)" of the loads defines the magnitude at the far right of the load. The "Magnitude Right (End)" is used for uniform and trapazodial load types.
  • The "Load Location Right (End)" of the load defines the location from the right of the span. The "Load Location Right (End)" is used for uniform and trapazodial load types.
  • The "Description" is used to give a unique definition for the each load.

Rapidly calculate the following for multiple lintels at once:

  • Location (ft.)
  • Moment (lb-ft)
  • Shear (lbs)

Unit Settings

  • Span Units
    • Inches
    • Feet
  • Uniform Load Units
    • PLF
    • KLF
  • Trapezodial Load Units
    • PLF
    • KLF
  • Point and Load Units
    • LBS
    • KIPS
  • Grout (psi)
    • 2000
    • 3000
  • Reinforcing
    • Top
    • Top and Bottom