Accident Report Detail

Accident Summary Nr: 200980522 - Boiler vessel explodes during inspection process

Accident Summary Nr: 200980522 -- Report ID: 0855610 -- Event Date: 11/01/2004
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
307812784	11/02/2004	2892	325920	Viking Explosives & Supply, Inc.
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
307812867	11/02/2004	5074	423720	O'Connor Company

Abstract: On November 1, 2004, Employee #1, a systems operator, and Employee #2, a supervisor, working for Viking Explosives and Supply Inc., were present at the job site while Employee #3, a technician working for the O'Connor Co., was performing inspections on a boiler in Gillette, WY. Viking Explosives and Supply Inc. purchased the replacement boiler from the O'Connor Co. On November 29, 2004, the boiler installation was performed by a third party, Powder River Heating and Air Conditioning Inc. During the final installation check up, the third party reported that the boiler would not light off. As part of the purchase contract, the O'Connor Co. sent Employee #3 to perform start-up checks on the boiler. During this process, the boiler exploded. Employee #1 was instantly killed, Employee #2 was seriously injured and Employee #3 was critically injured.

Keywords: BOILER, EXPLOSION, LACERATION, CONCUSSION, PUNCTURE, INSTALLING

Employee Details
Employee #	Inspection Nr	Degree of Injury	Nature of Injury	Occupation
1	307812784	Fatality	Puncture	Miscellaneous plant and system operators
2	307812784	Hospitalized injury	Cut/Laceration	Supervisors, mechanics and repairers
3	307812867	Hospitalized injury	Concussion	Mechanical controls and valve repairers

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