Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,992Inspections Most recent open 2026-07-18 Last loaded 2026-07-22

OSHA Inspection: HORIZONTAL BORING & TUNNELING CO.

Planned inspection · Health discipline

On , OSHA opened a planned health inspection of HORIZONTAL BORING & TUNNELING CO. in 7204.5 PARTERRE PKWY THORNTON WATER PROJECT SEGMENT A, BRIGHTON, CO 80602 (NAICS 331221). OSHA activity number 348299785.

Watch Horizontal Boring & Tunneling CO. — free Get an email when a new federal OSHA severe-injury report for Horizontal Boring & Tunneling CO. is published. One employer, no account, unsubscribe in one click.
Site address
7204.5 PARTERRE PKWY THORNTON WATER PROJECT SEGMENT A
City
BRIGHTON
State
CO
ZIP
80602
Mailing
505 S. RIVER AVENUE, EXETER, NE 68351
Inspection type
Planned (H)
Scope
Partial (B)
Discipline
Health
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
331221
Employees
106
Ownership type
A

3 citations on file for this inspection.

1926.651 C02

Deleted Serious Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $11916.00 · Current $0.00 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 (1.22m) or more in depth so as to require no more than 25 feet (7.62m) of lateral travel for employees:  204.5 Parterre Pkwy, Brighton CO 80602 (Thornton Water Project Segment A) : On or about June 9, 2025, the employer did not ensure that a stairway, ladder, ramp or other safe means of egress was provided on both ends of an excavation hole that was approximately 58 feet long, 33 feet wide, and had depths of  12 feet on the west end, and depths of 15 feet and 8 feet on the east end. The excavation was determined to have type "B" soil.
Recent events (2)
  • — I (S) $0
  • — Z (S) $11916

1926.651 K01

Deleted Serious Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $11916.00 · Current $0.00 Reduced
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, indications of failure of protective systems, hazardous atmospheres, or other hazardous conditions:  7204.5 Parterre Pkwy, Brighton CO 80602 (Thornton Water Project Segment A) : On or about June 9, 2025, the employer did not ensure that a daily inspection of the excavation hole was conducted prior to employees working inside an excavation hole that was approximately 58 feet long, 33 feet wide, and had depths of  12 feet on the west end , and depths of 15 feet and 8 feet on the east end.  Employees were exposed to crushing hazards while working at both ends of the excavation hole that was not equipped with adequate cave-in protection  .  The excavation was determined to have type "B" soil.
Recent events (2)
  • — I (S) $0
  • — Z (S) $11916

1926.652 A01

Deleted Serious Gravity 10 1 instance 2 exposed
Issued
Penalty
Initial $0.00 · Current $0.00
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).  7204.5 Parterre Pkwy, Brighton CO 80602 (Thornton Water Project Segment A) : On or about June 9, 2025, the employer did not ensure ensure adequate cave-in protection was used to protect employees working inside an excavation hole that was approximately 58 feet long, 33 feet wide, and had depths of  12 feet on the west end , and depths of 15 feet and 8 feet on the east end.  Employees were exposed to crushing hazards while working on both ends of the excavation near the vertical walls.  The excavation was determined to have type "B" soil.
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

View HORIZONTAL BORING & TUNNELING CO.'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 348299785.