SAG Calculator

Parabolic cable under uniform load per horizontal length with level supports; distinct from the exact catenary for weight per cable length.

Parabolic cable under uniform load per horizontal length with level supports; distinct from the exact catenary for weight per cable length.

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Result

Enter your values and run the tool to see your result.

How to use this tool

Check the units, enter your values, and run the tool. Results follow the assumptions and method below.

Calculation method

Midspan sagload*span^2/(8*tension)
Support tangent slope magnitudeload*span/(2*tension)

References