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

OSHA Inspection: DIVERSIFIED MASONRY CONTRACTORS, LLC

Federal Agency inspection · Safety discipline

On , OSHA opened a federal Agency safety inspection of DIVERSIFIED MASONRY CONTRACTORS, LLC in 4190 JASON ST., DENVER, CO 80211 (NAICS 238140). OSHA activity number 346787427.

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Site address
4190 JASON ST.
City
DENVER
State
CO
ZIP
80211
Mailing
3900 MAGNOLIA STREET SUITE B, DENVER, CO 80207
Inspection type
Federal Agency (M)
Scope
Complete (A)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Last modified
Data loaded
NAICS code
238140
Employees
10
Ownership type
A

4 citations on file for this inspection.

1926.451 F07

Deleted Serious Gravity 10 1 instance 4 exposed
Issued
Abate by
Penalty
Initial $6875.00 · Current $0.00 Reduced
29 CFR 1926.451(f)(7): Scaffolds were not erected, moved, dismantled, or altered, by trained and experienced employees under the supervision and direction of a competent person qualified in scaffold erection, moving, dismantling or alteration: Such activities were not performed only by experienced and trained employees selected for such work by the competent person:   a) 4190 Jason Street, Denver Colorado, 80211: On and before June 23, 2023, and at times prior, the exposing employer did not ensure the scaffolding system located in the courtyard of the multi-family apartment complex under construction was being erected under the supervision and direction of a competent person and being the work was performed by trained personnel. The employer did not provide a competent person qualified to provide direction to employees engaged in moving and erecting the scaffolding system to the courtyard. Employees were exposed to fall hazards of up to 80 feet while erecting the scaffolding system. This condition exposed employees to fall hazards up to 80 feet.
Recent events (2)
  • — I (S) $0
  • — Z (S) $6875

1926.451 G02

Deleted Serious Gravity 10 1 instance 8 exposed
Issued
Abate by
Penalty
Initial $6875.00 · Current $0.00 Reduced
29 CFR 1926.451(g)(2): The employer did not provide fall protection for all employees erecting or dismantling supported scaffolds where the installation and use of such protection was feasible and did not create a greater hazard:  a) 4190 Jason Street, Denver Colorado, 80211:  On and before June 23, 2023, and at times prior, the exposing employer did not provide personal fall arrest systems   for employees that were involved in erecting sections of supported scaffolding. The use of such personal fall arrest systems was feasible and did not create a greater hazard. The condition exposed employees to fall hazards up to 80 feet.
Recent events (2)
  • — I (S) $0
  • — Z (S) $6875

1926.454 B

Serious Gravity 10 1 instance 8 exposed
Issued
Abate by
Penalty
Initial $6875.00 · Current $7000.00
29 CFR 1926.454(b): The employer did not have each employee involved in erecting, disassembling, moving, operating, repairing, maintaining, or inspecting a scaffold trained by a competent person to recognize any hazards associated with the work in question:  a) 4190 Jason Street, Denver Colorado, 80211: On and before June 23, 2023, and at times prior, the exposing employer did not ensure employees were provided with adequate training on erecting, disassembling, moving, operating, repairing, maintaining, or inspecting a scaffold. Employees used the scaffold to install brick veneer siding and soffit backing on an eight-story multi-family apartment complex. This condition exposed employees to fall hazards of up to 80 feet.
Recent events (2)
  • — I (S) $7000
  • — Z (S) $6875

1926.451 B01

Deleted Repeat Gravity 10 1 instance 4 exposed
Issued
Abate by
Penalty
Initial $13750.00 · Current $0.00 Reduced
29 CFR 1926.451(b)(1): The employer did not ensure each platform on all working levels of scaffolds were fully planked or decked between the front uprights and the guardrail supports as specified in paragraphs 1926.451(b)(1)(i)-(ii):  a) 4190 Jason Street, Denver Colorado, 80211: On and before June 23, 2023, and at times prior, the exposing employer did not ensure all platforms where employees were working were fully planked or decked. Employees were exposed to trip and fall hazards while employees used the scaffold to install brick veneer siding and soffit backing on an eight-story multi-family apartment complex. This condition exposed employees to fall hazards up to 80 feet.   Diversified Masonry Contractors, LLC, was previously cited for a violation of this occupational safety and health standard 29 CFR 1926.451(b)(1), which was contained in OSHA inspection number 1405432, citation number 001, item number 001a and was affirmed as a final order on August 29, 2019, with respect to a workplace located at 355 El Dorado Boulevard, Broomfield Colorado, 80021.
Recent events (2)
  • — I (R) $0
  • — Z (R) $13750

View DIVERSIFIED MASONRY CONTRACTORS, LLC'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 346787427.