Accident Report Detail

Accident Summary Nr: 200831634 - Employee Is Sickened by Atmospheric Hazards in Trench

Accident Summary Nr: 200831634 -- Report ID: 0215600 -- Event Date: 09/14/2011
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
313432312	09/14/2011	1711	238220	Metropolitan Sewer Inc.
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
313432296	09/14/2011	1542	236220	Turner Construction
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
313432304	09/14/2011	1542	236220	Ruttura & Sons Construction Co., Inc.

Abstract: At approximately 10:20 a.m. on September 14, 2011, Employee #1 was working in a trenching operation. The trench measured approximately 7 feet long by 7 feet wide by 15 feet deep. Employee #1 entered the trench and set up a core drill when he began to feel nauseous and dizzy. Employee #1 was equipped with a carbon monoxide and natural gas detector, however, no alarms sounded. Employee #1 climbed out of the trench and emergency services were called. Employee #1 was transported to a local hospital. The local Fire Department conducted atmospheric testing inside the trench at approximately 11:30 a.m., and received the following readings: Sulfur Dioxide (S02) 16.3ppm; Lower Explosive Limit 86% ; Oxygen (O2) Good; Hydrogen Sulfide (H2S) 9.4ppm; Carbon Monoxide (CO) 3ppm; ConEd Natural Gas 0; Volatile Organic Compounds (VOCs) 2,000ppm. Prior to entering the trench, Employee #1 spilled gasoline on his pants and boots while filling a generator.

Keywords: AIR MONITORING, AIR CONTAMINATION, DIZZINESS, CONFINED SPACE, IDLH, TRENCH, NAUSEA

Accident Details
End Use		Project Type		Project Cost	Stories	Non-building Height	Fatality
Other building		New project or new addition		$20,000,000 and over	5	50

Employee Details
Employee #	Inspection Nr	Degree of Injury	Nature of Injury	Occupation	Construction
1	313432312	Hospitalized injury	Other	Occupation not reported	Distance of Fall: feet Worker Height Above Ground/Floor: feet Cause: Excavation Fatality Cause: Asphyxiation/inhalation of toxic vapor
2	313432296			Occupation not reported	Distance of Fall: feet Worker Height Above Ground/Floor: feet Cause: Fatality Cause:
3	313432304			Occupation not reported	Distance of Fall: feet Worker Height Above Ground/Floor: feet Cause: Fatality Cause:

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