Important Message from Engineering Express

By clicking below, you agree that the use of this design aid is for estimating purposes only. Results are not valid for use & no construction or design shall be performed without the review and certification by a registered professional engineer.

No warranty or guarantee whatsoever is offered with any results obtained herein.


Use this design aid to help determine the capacity of host structure columns and walls to withstand a variety of reactions from various end retention systems.

The tool has been pre-loaded with a variety of column catenary forces from most fabric and end retention systems.

Use the results to work with Engineering Express or your engineer in providing certified plans or retrofit options to permit the installation of end retention impact protection systems.