1,224,460Inspections Most recent open 2026-07-13 Last loaded 2026-07-16
Safety Incidents OSHA Severe Injury Reports · 2015–2025

OSHA Inspection: ENSIGN UNITED STATES DRILLING INC.

Federal Agency inspection · Safety discipline

On , OSHA opened a federal Agency safety inspection of ENSIGN UNITED STATES DRILLING INC. in 17403 WELD COUNTY ROAD 17, PLATTEVILLE, CO 80651 (NAICS 213111). OSHA activity number 346373731.

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Site address
17403 WELD COUNTY ROAD 17
City
PLATTEVILLE
State
CO
ZIP
80651
Mailing
18287 WCR 394 SUITE 1200, LA SALLE, CO 80645
Inspection type
Federal Agency (M)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
213111
Employees
4200
Ownership type
A

2 citations on file for this inspection.

5(a)(1)

Serious Gravity 10 1 instance 4 exposed
Issued
Abate by
Penalty
Initial $15625.00 · Current $12500.00 Reduced
OSH ACT of 1970 Section (5)(a)(1): The employer did not furnish employment and a place of employment which were free from recognized hazards that were causing or likely to cause death or serious physical harm to employees in that rig crew employees were exposed to falling object and struck-by hazards:   a) Ensign United States Drilling, Inc, Rig #773, 17403 Weld County Road 17, Plateville, CO 80651: On or about 12/5/2022, the employer did not ensure employees were protected from falling objects and struck-by hazards while drilling operations were taking place. Pipe tripping operations were being performed to remove pipe from a newly dilled oil and gas well. An employee was exposed to struck-by hazards when the elevator on the top drive assembly made contact with the monkey board extension (flanged piece) and forcing the hinges in the wrong direction. This caused the welds on the piece of monkey board extension to break away from the from the elevated work platform and fall to the floor from 85 feet above.
Recent events (2)
  • — I (S) $12500
  • — Z (S) $15625

1910.28 B01 I

Deleted Serious Gravity 10 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $15625.00 · Current $0.00 Reduced
29 CFR 1910.28(b)(1)(i):  Except as provided elsewhere in this section 29 CFR 1910.28, the employer did not ensure that each employee on a walking-working surface with an unprotected side or edge that is 4 feet (1.2 m) or more above a lower level is protected from falling by one or more of the systems described in 29 CFR 1910.28(b)(1)(i):  a) Ensign United States Drilling, Inc, Rig #773, 17403 Weld County Road 17, Plateville, CO 80651: On or about 12/5/2022 the employer did not ensure that employees working in the derrick, at a height of 85 feet, were protected from falls to a lower level. This exposed employees to fall hazards.
Recent events (2)
  • — I (S) $0
  • — Z (S) $15625

View ENSIGN UNITED STATES DRILLING INC.'s full OSHA safety record →

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 346373731.