Re-tightening the Large Anchor Bolts of Support Structures for Signs and Luminaires
The Minnesota Department of Transportation has released a report that investigates causes of loose anchor bolts in support structures such as overhead signs, high-mast light towers, and tall traffic signals. This report proposes solutions for the loose bolts based on site surveying, field monitoring, laboratory study, and numerical analysis.
This Summary Last Modified On: 8/29/2018