Accident Report Detail

Accident Summary Nr: 200210631 - Employee killed by hydrogen sulfide at bottom of manhole

Accident Summary Nr: 200210631 -- Report ID: 0626000 -- Event Date: 09/01/1998
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
302098892	09/02/1998	1623	0	Pederson Construction Company, Incorporated

Abstract: Employee #1 entered a 9 ft deep manhole to apply sealant to the connecting concrete rings. This was the last, and the deepest, of the six manholes he had entered. Shortly after reaching the bottom, Employee #1 was overcome by hydrogen sulfide gas that had collected in the manhole. He was killed.

Keywords: VAPOR, PPE, HYDROGEN SULFIDE, WORK RULES, CONSTRUCTION, INHALATION, GAS, CHEMICAL VAPOR, MANHOLE

Accident Details
End Use		Project Type		Project Cost	Stories	Non-building Height	Fatality
Commercial building		New project or new addition		$50,000 to $250,000	1		X

Employee Details
Employee #	Inspection Nr	Age	Sex	Degree of Injury	Nature of Injury	Occupation	Construction
1	302098892			Fatality	Asphyxia	Construction laborers	Distance of Fall: feet Worker Height Above Ground/Floor: feet Cause: Waterproofing Fatality Cause: Asphyxiation/inhalation of toxic vapor

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