Accident Report Detail

Accident Summary Nr: 128843.015 - Dredging vessel strikes submerged gas line causing explosion

Accident Summary Nr: 128843.015 -- Report ID: 0626000 -- Event Date: 08/21/2020
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
1489277.015	08/21/2020		237990	Orion Marine Construction, Inc.

Abstract: At 8:00 a.m. on August 21, 2020, Eighteen employees were involved with dredging activities. The dredging vessel struck a submerged 16-inch propane. An explosion immediately followed that engulfed the vessel and surrounding shoreline. Several other vessels, including work boats, anchor barges, booster barges, and a supply barge assisted the dredging vessel following the explosion. Four employees were killed, and another would die in the hospital due to injuries (burns) approximately 2 months later. Six employees were hospitalized due to this incident.

Keywords: Boat, Burn, Exploded, Explosion, Fire, Gas, Propane, Rupture, Ship

Accident Details
End Use		Project Type		Project Cost	Stories	Non-building Height	Fatality
Other heavy construction		Other

Employee Details
Employee #	Inspection Nr	Sex	Degree of Injury
1	1489277.015	M	Fatality
2	1489277.015	M	Fatality
3	1489277.015	M	Fatality
4	1489277.015	M	Fatality
5	1489277.015	M	Hospitalized injury
6	1489277.015	M	Hospitalized injury
7	1489277.015	M	Hospitalized injury
8	1489277.015	M	Hospitalized injury
9	1489277.015	M	Hospitalized injury
10	1489277.015	M	Hospitalized injury

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