Safety Incidents OSHA Severe Injury Reports · 2015–2025
4,113,118Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

MISSOULA, MT —

OSHA Inspection: KEYSTONE CONSTRUCTION, INC.

Planned inspection · Safety discipline

At a glance

On , OSHA opened a planned safety inspection of KEYSTONE CONSTRUCTION, INC. in CORNER OF GRAND AVE AND 1ST STREET, MISSOULA, MT 59801 (NAICS 000000). OSHA activity number 301366522.

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Where did this inspection happen?

Establishment
KEYSTONE CONSTRUCTION, INC.
Site address
CORNER OF GRAND AVE AND 1ST STREET
City
MISSOULA
State
MT
ZIP
59801
Mailing
5728 OLD HWY 93, FLORENCE, MT 59833

What kind of inspection was it?

Inspection type
Planned (H)
Scope
Complete (A)
Discipline
Safety
Advance notice
No
Union status
N

When did the case open and close?

Opened
Closing conference
Case closed
Data loaded

Establishment context

NAICS code
000000
SIC code (legacy)
1771
Employees
3
Ownership type
A

Citations

3 citations on file for this inspection.

1926.304 H01

Serious Gravity 03 1 instance 3 exposed
Issued
Abate by
Penalty
Initial $1000.00 · Current $500.00 Reduced
Recent events (2)
  • — I (S) $500.00
  • — Z (S) $1000.00

1926.404 F06

Other-than-serious Gravity 01 1 instance 3 exposed
Issued
Abate by

1926.416 E01

Other-than-serious Gravity 01 1 instance 3 exposed
Issued
Abate by

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Source

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 301366522.