Large Roll-up Door Drops due to Poor Installation/Inspection
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Type:  Lessons Learned

Publisher:  Mission Support Alliance, Hanford Site

Date: 

Topics:  Engineering, Operations, Construction/Project Management, Property Management, Work Management/Planning

While operating a newly installed roll-up door the door operator pressed the "up" button on the door controller and the door began to rise. When the door reached a height of approximately six or seven feet, the door operator heard an unusual noise (snap) and the door fell down to the closed position. The door failure was due to improper installation and inspection of the installed door.

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