This employer's most recent OSHA inspection was in 2011. This data may not reflect current safety conditions.

Thiel Brothers Roofing Safety Record

Williston, ND · Construction

D

Historical grade based on past OSHA records. This employer has not been inspected in over 10 years.

Last inspected 11/02/2011

Based on public OSHA records. How is this calculated? · Data updated March 2026

According to OSHA enforcement records, Thiel Brothers Roofing in Williston, North Dakota has 4 workplace safety violations across 2 inspections, with 2 classified as serious and $2,160 in total penalties. Safety grade: D (above-average violations). OSHA records span 1991 to 2011.

Thiel Brothers Roofing, located in Williston, North Dakota, was last inspected by OSHA in 2011. While this employer's safety record is based on historical data that may not reflect current workplace conditions, the OSHA enforcement history remains part of the public record. Of the 4 violations on file, 2 were classified as serious — meaning OSHA determined they could cause death or serious physical harm to workers. Total penalties assessed were $2,160.

OSHA's enforcement records are maintained by the U.S. Department of Labor and cover workplace inspections dating back to the 1970s. An employer's safety grade is calculated using a weighted formula that accounts for the severity of violations — willful violations carry the highest weight (5x), followed by repeat (4x), serious (3x), and other (1x) violations per inspection. Learn more about how safety grades are calculated.

4 Violations
2 Inspections
2 Serious
$2,160 Penalties
Serious?
2 ($2,160)
Other-than-Serious?
2 ($0)
OSHA initially proposed $2,925 in penalties for Thiel Brothers Roofing, later reduced to $2,160 — a 26% reduction through informal settlement or contest. Learn how OSHA penalties work.
1926.0501 Fall Protection — Duty to Have
1 citation $1,785
1926.0500 OSHA Standard
1 citation $375
1926.0403 OSHA Standard
1 citation
1926.0059 Hazardous Waste Operations
1 citation
DateTypeLocationViolationsPenalties
11/02/2011 Planned? Williston, ND 2 $1,785
09/25/1991 Planned? Williston, ND 2 $375

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