Structural Engineering Tools by SEPCO Engineering

December 11, 2025 ยท View on GitHub

A collection of free online structural engineering calculators and reference tools used by engineers, students, and contractors. Developed by SEPCO Engineering, Toronto (Ontario).


๐Ÿ“ Beam Diagrams & Formulas

Simply Supported Beam โ€“ Uniformly Distributed Load (UDL)

Interactive shear force and bending moment diagrams with closed-form equations.

๐Ÿ‘‰ https://www.sepcoengineering.com/beam-diagrams-simply-supported-beam-uniformly-distributed-load/


๐Ÿ—๏ธ Canadian Steel Section Properties Calculator

Calculate section properties for:

  • W shapes
  • HSS
  • C / MC
  • L (angles)

Includes Ix, Iy, Sx, Sy, rx, ry, area, and weight.

๐Ÿ‘‰ https://www.sepcoengineering.com/canadian-steel-section-properties-calculator/


๐Ÿ”„ Pressure Conversion Tool

Convert between:

  • PSF
  • PSI
  • kPa

Useful for structural design, geotechnical pressures, and building code work.

๐Ÿ‘‰ https://www.sepcoengineering.com/psf-kpa-psi-converter/


๐Ÿ“ฆ Additional Unit Conversion Tools

More free engineering converters here:

๐Ÿ‘‰ https://www.sepcoengineering.com/calculator/


๐Ÿงฐ About SEPCO Engineering

SEPCO Engineering is a licensed structural engineering firm in Ontario specializing in:

  • Structural design
  • Residential & commercial engineering
  • Steel design
  • Load path reviews
  • Structural assessments
  • Custom calculators & tools

Website: https://www.sepcoengineering.com
Location: Toronto, Ontario (GTA)


โญ Contribute

Suggestions for additional calculators or improvements are welcome.
Open an issue or submit a pull request.