A locking sleeve was not attached to the gas main at the Millersville, Pa., site of the July 2017 explosion, and two of four nylon bolts needed to secure the tee to the main were broken. Mar 01, 2019 ...
When the National Transportation Safety Board offered an initial explanation a month after a natural gas explosion that killed a UGI Utilities Inc. worker on July 2, 2017, in Lancaster County, it ...
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