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

OSHA Inspection: LIBERTY OILFIELD SERVICES INC.

Referral inspection · Safety discipline

On , OSHA opened a referral safety inspection of LIBERTY OILFIELD SERVICES INC. in 9540 EAST 104TH AVENUE, HENDERSON, CO 80640 (NAICS 213112). OSHA activity number 345445019.

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Site address
9540 EAST 104TH AVENUE
City
HENDERSON
State
CO
ZIP
80640
Mailing
9540 EAST 104TH AVENUE, HENDERSON, CO 80640
Inspection type
Referral (C)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
213112
Employees
566
Ownership type
A

4 citations on file for this inspection.

5(a)(1)

Serious Gravity 10 1 instance 35 exposed
Issued
Abate by
Penalty
Initial $14502.00 · Current $10000.00 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 employees were exposed to struck by hazards during crane operations:  a. Liberty Oilfield Services, Inc., 9540 E. 104th Ave Henderson, CO 80640: On or before July 28, 2021, the employer did not ensure that workers performing maintenance on top of a Hydraulic Horse Power Pump Truck (HHP) were protected from struck-by hazards from movement of the AmQuip 15 ton Bridge Crane in Bay 1. While moving the bridge from one end of the bay to the other, the crane operator was in a location which made it impossible for him to see the path of travel of the crane, and obstructions in the path of travel, creating a struck-by hazard to workers in the path.  Abatement Note: Feasible and acceptable abatement methods include to position the crane operator so the path of travel of the crane, load, and any obstructions in the path of travel can be seen, or to use a signal person, per ASME B30.2-16 section 2-3.3.4.
Recent events (2)
  • — I (S) $10000
  • — Z (S) $14502

1910.179 B08

Serious Gravity 10 1 instance 35 exposed
Issued
Abate by
Penalty
Initial $14502.00 · Current $10000.00 Reduced
29 CFR  1910.179(b)(8): Employee(s) other than designated personnel were permitted to operate cranes:    a. Liberty Oilfield Services, Inc., 9540 E. 104th Ave Henderson, CO 80640: On or before July 28, 2021, the employer did not ensure that workers performing maintenance on top of a Hydraulic Horse Power Pump Trucks, were protected from struck-by hazards from movement of the AmQuip 15 ton Bridge Crane in Bay 1. The crane operator was not qualified or trained to identify hazards and moved the bridge from one end of the bay to the other without looking for or alerting employees who were working in the path of the moving crane. A worker was struck by the crane's bridge and fell to the ground.  Abatement Note:  Feasible and acceptable abatement methods include: Crane Operator Training per ASME B30.2-16 section 2-3.1, properly trained persons designated by management authorized to operate the radio controlled crane per the per the American Equipment LLC Operation and Maintenance Manual; Product Manual Safety Information in Radio Controlled Safety section 2.3
Recent events (2)
  • — I (S) $10000
  • — Z (S) $14502

1910.179 J02

Serious Gravity 10 1 instance 35 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR  1910.179(j)(2): Frequent inspections of the cranes were not performed at intervals as generally defined in paragraph (j)(1)(ii)(a) of this section or as specifically indicated, including observation during operation for any defects which might appear between regular inspection.  All deficiencies such as listed shall be carefully examined and determination made as to whether they constitute a safety hazard:   a. Liberty Oilfield Services, Inc., 9540 E. 104th Ave Henderson, CO 80640: On or before July 21, 2021 the employer did not ensure that the AmQuip 15 ton Bridge Crane being used in the workplace had an effective warning visual signal to notify employees in the working area that the crane was in motion. An employee who did not know the crane was moving, was struck by the bridge of the crane while working on top of a Hydraulic Horse Power-Pump Truck and fell over 13 feet to the ground. This condition exposed employees to struck-by and fall hazards.
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1910.28 B01 I

Repeat Gravity 10 1 instance 35 exposed
Issued
Abate by
Penalty
Initial $72510.00 · Current $35000.00 Reduced
29 CFR  1910.28(b)(1)(i): The employer did not ensure that each employee on a walking-working surface with an unprotected side or edge that was 4 feet (1.2 m) or more above a lower level was protected from falling by one or more of the following: guardrail systems; safety net systems; or personal fall protection systems, such as personal fall arrest, travel restraint, or positioning systems:   a. Liberty Oilfield Services, Inc., 9540 E. 104th Ave Henderson, CO 80640: On or before July 21, 2021 the employer did not ensure that employees were protected from falls while working on top of a Hydraulic Horse Power-Pump Truck at heights over 6 feet. On July 21, 2021 an employee sustained injuries after he fell 13 feet and 2 inches to the ground. This condition exposed employees to broken bones and head contusions.   Liberty Oilfield Services, Inc., was previously cited for a violation of this Occupational Safety and Health standard or its equivalent standard 29 CFR 1910.28(b)(13)(ii), which was contained in OSHA inspection number 1492670., citation number 1, item number 1a and was affirmed as a final order on January 6, 2021, with respect to a workplace located at 9540 E. 104th Ave Henderson, CO 80640.
Recent events (2)
  • — I (R) $35000
  • — Z (R) $72510

View LIBERTY OILFIELD SERVICES 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 345445019.