Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,214Inspections Most recent open 2026-07-16 Last loaded 2026-07-20

OSHA Inspection: NORTHERN UNDERGROUND

Planned inspection · Safety discipline

On , OSHA opened a planned safety inspection of NORTHERN UNDERGROUND in POTRANCO RD. 1 MILE OUTSIDE 1604, SAN ANTONIO, TX 78251 (NAICS 237110). OSHA activity number 341021665.

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Site address
POTRANCO RD. 1 MILE OUTSIDE 1604
City
SAN ANTONIO
State
TX
ZIP
78251
Mailing
1081 BEAUCHAMP RD., DRIPPING SPRINGS, TX 78620
Inspection type
Planned (H)
Scope
Complete (A)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
237110
Employees
5
Ownership type
A

4 citations on file for this inspection.

1926.651 C02

Serious Gravity 5 1 instance 1 exposed
Issued
Penalty
Initial $2000.00 · Current $1000.00 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:  North side of roadway; On or about October 28, 2015, employees were exposed to cave-in hazards while in a trench greater than 4 feet in depth connecting a 4 inch conduit pipe and did not have a ladder in place for egress.
Recent events (2)
  • — I (S) $1000
  • — Z (S) $2000

1926.651 J02

Serious Gravity 1 1 instance 1 exposed
Issued
Penalty
Initial $1200.00 · Current $600.00 Reduced
29 CFR 1926.651(j)(2): Protection was not provided by placing and keeping excavated or other materials or equipment at least 2 feet (.61m) from the edge of excavations, or by the use of retaining devices that were sufficient to prevent materials or equipment from falling or rolling into excavations, or by a combination of both if necessary:  North side of roadway; On or about October 28, 2015, employees were exposed to cave-in hazards while in a trench greater than 6 feet in depth by 4 feet in width by 15 feet in length connecting a 4 inch conduit pipe in a trench with a spoil pile located less than 2 feet from trench wall.
Recent events (2)
  • — I (S) $600
  • — Z (S) $1200

1926.651 K01

Serious Gravity 5 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $2000.00 · Current $1000.00 Reduced
29 CFR 1926.651(k)(1): An inspection of the excavations, the adjacent areas, and protective systems was not conducted by the competent person prior to the start of work and as needed throughout the shift:  North side of roadway; On or about October 28, 2015, employees were exposed to cave-in hazards while connecting a 4 inch conduit pipe in a trench greater than 6 feet in depth by 15 in length by 4 feet in width that was not inspected by a competent person and lacked cave-in protection, ladder for egress, had water accumulation, and a spoil pile less than 2 feet from the trench wall.
Recent events (2)
  • — I (S) $1000
  • — Z (S) $2000

1926.652 A01

Serious Gravity 5 1 instance 1 exposed
Issued
Penalty
Initial $2000.00 · Current $1000.00 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:  North side of roadway; On or about October 28, 2015, employees were exposed to cave-in hazards while in a greater thantrench 6 feet in depth by 4 feet in width by 15 feet in length connecting a 4 inch conduit pipe without cave-in protective measures in place.
Recent events (2)
  • — I (S) $1000
  • — Z (S) $2000

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 341021665.