OSHA Inspection: NICHOLSON CONSTRUCTION COMPANY

Issued

Apr 30, 2026

Abate by

May 21, 2026

Penalty

Initial $14,895 · Current $0 Reduced

Hazardous substances 0560

General-duty citation text

1926.21(b)(2)  The employer did not instruct each employee in the recognition and avoidance of unsafe conditions and the regulations applicable to his/her environment to control or eliminate any hazards or other exposure to illness or injury:  On or about February 3, 2026, the employer did not ensure that employees working inside the shotcrete tent performing shotcrete operations were trained on the hazards of carbon monoxide.

Issued

Apr 30, 2026

Abate by

May 21, 2026

Penalty

Initial $14,895 · Current $14,895

Hazardous substances C730

General-duty citation text

29 CFR  1926.55(a)(2): An employee(s) was exposed to substance(s) with a permissible exposure limit not preceded by (C) at concentrations above that specified in Table 1 of §1926.55 for that substance(s):  1) On or about February 3, 2026, at the construction site of the expansion project, an operator of a scissors lift assisting in the shotcrete operations was exposed to carbon monoxide at a level of 117.1 ppm on an 8 hour Time Weighted Average, approximately 2.34 times the OSHA PEL of 50 PPM. This exposure was determined by Carboxyhemoglobin calculations.  2) On or about February 3, 2026, at the construction site of the expansion project, a laborer assisting in the shotcrete operations was exposed to carbon monoxide at a level of 99.5 ppm on an 8 hour Time Weighted Average, approximately 1.99 times the OSHA PEL of 50 PPM. This exposure was determined by Carboxyhemoglobin calculations.  3) On or about February 3, 2026, at the construction site of the expansion project, a shotcrete operator working from a scissors lift was exposed to carbon monoxide at a level of 141.2 ppm on an 8 hour Time Weighted Average, approximately 2.82 times the OSHA PEL of 50 PPM. This exposure was determined by Carboxyhemoglobin calculations.  4) On or about February 3, 2026, at the construction site of the expansion project, an operator of a scissors lift assisting in the shotcrete operations was exposed to carbon monoxide at a level of 120.7 ppm on an 8 hour Time Weighted Average, approximately 2.4 times the OSHA PEL of 50 PPM. This exposure was determined by Carboxyhemoglobin calculations.