Safety Incidents OSHA Severe Injury Reports · 2015–2025
2,004,209Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

OSHA Inspection: TIMBERLINE CONSTRUCTION, INC.

Federal Agency inspection · Safety discipline

On , OSHA opened a federal Agency safety inspection of TIMBERLINE CONSTRUCTION, INC. in 13302 57TH STREET NW, WILLISTON, ND 58801 (NAICS 237130). OSHA activity number 339488611.

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Site address
13302 57TH STREET NW
City
WILLISTON
State
ND
ZIP
58801
Mailing
2326 DYESS AVENUE, RAPID CITY, SD 57701
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
237130
Employees
52
Ownership type
A

5 citations on file for this inspection.

1926.21 B02

Serious Gravity 10 2 instances 2 exposed
Issued
Abate by
Penalty
Initial $7000.00 · Current $4900.00 Reduced
29 CFR 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:     (a)  On or about November 13, 2013, for the employees installing wood materials in an unprotected trench approximately five feet, nine inches, deep where one employee was fatally injured from a trench wall cave-in without a trained competent person on-site at or near 13302 57th Street NW, Williston, North Dakota.          (b)  On or about November 13, 2013, for the employees installing wood materials in an unprotected trench approximately five feet, nine inches, deep where one employee was fatally injured from a trench wall cave-in at or near 13302 57th Street NW, Williston, North Dakota.
Recent events (2)
  • — I (S) $4900
  • — Z (S) $7000

1926.651 K01

Serious Gravity 10 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR 1926.651(k)(1): Daily inspections of excavations, the adjacent areas, and protective systems were not made by a competent person for evidence of a situation that could have resulted in possible cave-ins and/or indications of failure of protective systems:   (a)  On or about November 13, 2013, for the employees installing wood materials in an unprotected trench approximately five feet, nine inches, deep where one employee was fatally injured from a trench wall cave-in without a trained competent person on-site at or near 13302 57th Street NW, Williston, North Dakota.
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1926.651 C02

Serious Gravity 5 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $5000.00 · Current $3500.00 Reduced
29 CFR 1926.651(c)(2): A stairway, ladder, ramp or other safe means of egress was not located in trench excavations that were 4 feet (1.22 m) or more in depth so as to require no more than 25 feet (7.62 m) of lateral travel for employees:     (a) On or about November 13, 2013, for employees exposed to cave-in hazards while installing wood materials in a trench approximately 60 feet long and five feet, nine inches, deep with unprotected vertical walls at or near 13302 57th Street NW, Williston, North Dakota.
Recent events (2)
  • — I (S) $3500
  • — Z (S) $5000

1926.652 A01

Serious Gravity 10 1 instance 2 exposed
Issued
Abate by
Penalty
Initial $7000.00 · Current $4900.00 Reduced
29 CFR 1926.652(a)(1): Each employee in an excavation was not protected from cave-ins by an adequate protective system designed in accordance with paragraph (b) or (c) of this section:     (a)  On or about November 13, 2013, for the employees installing wood materials in a vertical walled trench approximately five feet, nine inches, deep where one employee was fatally injured from a trench wall cave-in at or near 13302 57th Street NW, Williston, North Dakota.
Recent events (2)
  • — I (S) $4900
  • — Z (S) $7000

1904.7 B03

Other-than-serious 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR 1904.7(b)(3): The employer did not correctly classify the following work-related injuries or illnesses on the OSHA Form 300 or equivalent:  (a) For calendar year 2012, where the employer did not classify one case on the OSHA 300 log at 2326 Dyess Avenue, Rapid City, South Dakota.
Recent events (2)
  • — I (O) $0
  • — Z (O) $0

View TIMBERLINE CONSTRUCTION, 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 339488611.