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

OSHA Inspection: MENDOZA CONCRETE SERVICES LLC.

Planned inspection · Safety discipline

On , OSHA opened a planned safety inspection of MENDOZA CONCRETE SERVICES LLC. in 4062 UPHAM ST., WHEAT RIDGE, CO 80033 (NAICS 238110). OSHA activity number 346908437.

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Site address
4062 UPHAM ST.
City
WHEAT RIDGE
State
CO
ZIP
80033
Mailing
9631 LARK ST., FEDERAL HEIGHTS, CO 80260
Inspection type
Planned (H)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
238110
Employees
6
Ownership type
A

7 citations on file for this inspection.

1926.501 B01

Serious Gravity 10 3 instances 3 exposed
Issued
Abate by
Penalty
Initial $4688.00 · Current $1875.00 Reduced
29 CFR  1926.501(b)(1):Each employee on a walking/working surface having an unprotected side or edge which was six or more feet (1.8m) or more above a lower level was not protected from falling by the use of guardrail systems, safety net systems, or person.   (a)4062 Upham St., Wheat Ridge CO. 80033; On or about August 11, 2023, and at times prior, Mendoza Concrete Services, LLC. as the exposing employer did not ensure employees were protected from falls over 6ft to a lower level in that they were walking atop concrete forms that were 10ft in height.
Recent events (2)
  • — I (S) $1875
  • — Z (S) $4688

1926.503 A01

Serious Gravity 10 3 instances 3 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR  1926.503(a)(1):The employer did not provide a training program for each employee who might be exposed to fall hazards:  (a)4062 Upham St., Wheat Ridge CO. 80033; On or about August 11, 2023, and at times prior, employees exposed to fall hazards were not trained on the recognition and prevention of these hazards.
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1926.651 C02

Serious Gravity 5 3 instances 3 exposed
Issued
Abate by
Penalty
Initial $2679.00 · Current $1875.00 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:  (a)4062 Upham St., Wheat Ridge CO. 80033; On or about August 11, 2023, and at times prior, Mendoza Concrete Services, LLC. as the exposing employer did not ensure employees had safe access to excavations at the jobsite in that lateral travel distance to one ladder set up in an unsafe manner was in excess of 25 feet and employees were using concrete forms for aces/egress from the excavation
Recent events (2)
  • — I (S) $1875
  • — Z (S) $2679

1926.651 J02

Serious Gravity 5 3 instances 3 exposed
Issued
Abate by
Penalty
Initial $2679.00 · Current $1875.00 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.  (a)4062 Upham St., Wheat Ridge CO. 80033; On or about August 11, 2023, and at times prior, Mendoza Concrete Services, LLC. as the exposing employer did not protect employees working in an excavation from struck by hazards created by excavated materials placed within 2 ft of the edge of the excavation.
Recent events (2)
  • — I (S) $1875
  • — Z (S) $2679

1926.652 A01

Serious Gravity 10 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $4688.00 · Current $1875.00 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 29 CFR 1926.652 (b) or (c).  (a)4062 Upham St., Wheat Ridge CO. 80033; On or about August 11, 2023, and at times prior, as the exposing employer, Mendoza Concrete Services LLC,  did not ensure employees were protected from cave-in hazards while working in an excavation without a protective system in place.
Recent events (2)
  • — I (S) $1875
  • — Z (S) $4688

1926.651 K01

Serious Gravity 10 3 instances 3 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, indications of failure of protective systems, hazardous atmospheres, or other hazardous conditions.   (a)4062 Upham St., Wheat Ridge CO. 80033; On or about August 11, 2023, and at times prior, Mendoza Concrete Services, LLC. as the exposing employer did not ensure employees were protected from cave-in hazards while working in an excavation in that, a competent person had not inspected the excavation prior to entry.
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1926.1053 B16

Other-than-serious 3 instances 3 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR  1926.1053(b)(16):Portable ladders with structural defects, such as, but not limited to, broken or missing rungs, cleats, or steps, broken or split rails, corroded components, or other faulty or defective components, were not either immediately marked in a manner that readily identifies them as defective, or tagged with "Do Not Use" or similar language, and were not withdrawn from service until repaired.  (a)4062 Upham St., Wheat Ridge CO. 80033; On or about August 11, 2023, and at times prior, Mendoza Concrete Services, LLC. as the exposing employer did not ensure employees would not use the broken fiberglass expansion ladder.
Recent events (2)
  • — I (O) $0
  • — Z (O) $0

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 346908437.