Calculator

Follow the step by step process below to find approximate member depths of various structural components.

Keep in mind, these member sizes are approximate and are to be used for preliminary design only.

By using this application, you are agreeing to our Terms and Conditions

1 Select Material:

Concrete

Wood

Steel

2 Select Structure:
Roof
Floor
3 Select Component:
Beam
Joist
Slab
4 Input length to calculate depth:

Span:

Imperial
Metric
Results

No results. Try a new combination of filters above.

Open Web
Wide Flange
Solid Wood Panels
Sawn Timber
Girder Truss
Glue Laminated
Engineered I-Joists
1-Way
2-Way
Prestressed Panel
Cast-in-place
Prestressed
Prestressed Double Tee