LED Ground-Support Ballast Calculator

Calculate required ballast weight and plate thickness for your LED screen ground-support configuration.

Disclaimer for Ballast Calculator

Last Updated: June 1, 2026

This Ballast Calculator (the "Tool") is provided by Pig Iron LLC as a convenience to our customers, including rigging companies and live event producers. By using this Tool, you agree to the terms set forth in this Disclaimer.

1. For Informational / Quoting Purposes Only

The Tool provides estimates for convenience and quoting only.

2. Not Engineering Advice

The Tool is not an engineering review, structural analysis, or safety certification. You are responsible for confirming all requirements with qualified professionals.

3. Use at Your Own Risk; No Liability for Errors

Use of the Tool is at your own risk. Pig Iron LLC makes no guarantees about accuracy or results and is not liable for any errors, omissions, or outcomes from using the Tool.

4. Acceptance of Terms

By using the Ballast Calculator on this website, you acknowledge that you have read, understood, and agreed to this disclaimer.

I have read, understood, and agree to the terms of this disclaimer. I acknowledge that these results are for planning and quoting purposes only and must be reviewed by a licensed structural engineer before use.

Screen configuration

Tiles wide

Tiles high

Weight per tile (lbs)

Structure weight per tower (lbs)Truss + hardware at each tower

Tower configuration

Number of towersMinimum 2

Bottom of screen height (inches)Ground to lowest screen edge

Screen face to tower centerline (inches)Forward overhang of screen

Base foot geometry

Horizontal offset from tower (ft) Tower centerline to plate slot position

Add wind load calculation

Please read and accept the disclaimer above to view results.

Screen dimensions

Summary

Per tower breakdown

Tower	Load carried	CG height	Ballast (lbs)	Stability	Ballast needed

Top-down view

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