Ruling Span Calculator

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Assists in calculating the ruling span for line design and warns you if a span or spans exceed 125% of the ruling span or the "Max Span".

You must have an internet connection to use this app as it is a web app. Use it on your Desktop or other devices at : http://joshlentz.info/rsc

You are responsible for making sure all calculations are correct. Contact me if you find an error in the calculations.

Formula used:

sqrt((span1^3+span2^3+span3^3...)/(span1+span2+span3...))