Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,194,531Inspections Most recent open 2026-08-11 Last loaded 2026-08-14

OSHA Inspection: COLORADO BORING CO.

Complaint inspection · Safety discipline

On , OSHA opened a complaint safety inspection of COLORADO BORING CO. in 13TH STREET & MARIPOSA, DENVER, CO 80204 (NAICS 238910). OSHA activity number 338947369.

What this inspection record means

OSHA opens inspections for many reasons: routine scheduling under a national or local emphasis program, an employee complaint or referral, or a follow-up after a reported injury. Opening or conducting an inspection is not itself an allegation or a finding that this employer broke any rule; any findings appear as the citations listed below, and citations can be contested, reduced, or withdrawn.

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Establishment
COLORADO BORING CO.
Site address
13TH STREET & MARIPOSA
City
DENVER
State
CO
ZIP
80204
Mailing
3813 CANAL DRIVE, FORT COLLINS, CO 80524
Inspection type
Complaint (B)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
Non-union (B)
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
238910
Employees
7
Ownership type
Private (A)

2 citations on file for this inspection.

1926.21 B02

Serious Gravity 5 1 instance 7 exposed
Issued
Mar 27, 2013
Abate by
Apr 16, 2013
Penalty
Initial $2,142 · Current $1,500 Reduced
29 CFR 1926.21(b) (2): The employer did not instruct each employee in the recognition and avoidance of unsafe condition(s) and the regulation(s) applicable to his work environment to control or eliminate any hazard(s) or other exposure to illness or injury:    (a) Colorado Boring Co @ 13th Street & Mariposa, Denver, CO.  On or before March 7, 2013, the exposing employer did not ensure that each employee conducting work in an excavation was provided with adequate training regarding the hazards associated with trenching and excavation as required under the standard.  The trench was approximately 8 ft. 9 in. deep and lacked an adequate protective system, such as appropriate sloping, benching, or shield system on the east and west unprotected vertical sides of the trench.  This condition exposed the employees to a crushing hazard by excavation wall cave-in.
Recent events (2)
  • · I (S) $1500
  • · Z (S) $2142

1926.652 A01

Serious Gravity 5 1 instance 2 exposed
Issued
Mar 27, 2013
Abate by
Apr 16, 2013
Penalty
Initial $2,678 · Current $1,874 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 29 CFR 1926.652(b) or (c):    (a)	Colorado Boring Co @ 13th Street & Mariposa, Denver, CO.  On or before March 7, 2013, the exposing employer did not ensure that each employee conducting work in a trench was protected from a possible wall cave-in, in that the trench was approximately 8 ft. 9 in. deep and lacked an adequate protective system, such as appropriate sloping, benching, or shield system on the east and west  vertical unprotected sides of the trench.  This condition exposed the employees to a crushing hazard by excavation wall cave-in.
Recent events (2)
  • · I (S) $1874
  • · Z (S) $2678

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). OSHA publishes its own view of this case as inspection number 338947369.

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