Accident Report Detail

Accident Summary Nr: 674028 - EMPLOYEES EXPOSED TO CARBON MONOXIDE FROM A CONCRETE SAW

Accident Summary Nr: 674028 -- Report ID: 0454510 -- Event Date: 08/20/1986
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
3199890	08/21/1986	1542	0	Condapt, Inc.
Inspection Nr	Date Opened	SIC	NAICS	Establishment Name
3199908	08/20/1986	1795	0	Carolina Concrete Cutting Corp.

Abstract: EMPLOYEES #1, #2 AND #3 WERE BUILDING A FRAME PARTITION IN A 30 BY 45 FOOT AREA. A SUBCONTRACTOR WAS USING A GASOLINE-POWERED 18 HORSEPOWER "TARGET" CONCRETE SAW WITH A DIAMOND BLADE (SERIAL NO. EC 185 DM18E-8462B). AFTER 4 HOURS EMPLOYEE #1 AND #2 BECAME SICK AND EMPLOYEE #1 INSTRUCTED ALL THE OTHER EMPLOYEES TO LEAVE THE AREA. EMPLOYEE #1 PASSED OUT AFTER LEAVING THE AREA. ALL THREE EMPLOYEES WERE HOSPITALIZED, THEN RELEASED AFTER 9 HOURS. THE EIGHT HOUR TWA FOR CARBON MONOXIDE EXPOSURE WAS DETERMINED TO EXCEED 150 PPM BY EXTRAPOLATING FROM THE CARBOXYHEMOGLOBIN LEVEL IN THE BLOOD OF THE EMPLOYEES. THE CASUAL FACTOR OF THIS INCIDENT WAS THE USE OF AN INTERNAL COMBUSTION ENGINE IN A UNVENTILATED ENCLOSED SPACE.

Keywords: ENCLOSED SPACE, UNCONSCIOUSNESS, INHALATION, SAW, EXHAUST FUMES, CARBOXYHEMOGLOBIN, CARBON MONOXIDE, VENTILATION, CONSTRUCTION, POISONING

Employee Details
Employee #	Inspection Nr	Degree of Injury	Nature of Injury	Occupation
1	3199890	Hospitalized injury	Asphyxia	Supervisors; carpenters and related workers
2	3199890	Hospitalized injury	Asphyxia	Carpenters
3	3199890	Hospitalized injury	Asphyxia	Carpenter apprentices
4	3199908			Occupation Not Listed

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