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

OSHA Inspection: MB UNDERGROUND INC.

Special Programs inspection · Health discipline

On , OSHA opened a special Programs health inspection of MB UNDERGROUND INC. in 613 HAGAR STREET, LA CROSSE, WI 54603 (NAICS 237310). OSHA activity number 339392714.

Watch MB Underground INC. — free Get an email when a new federal OSHA severe-injury report for MB Underground INC. is published. One employer, no account, unsubscribe in one click.
Establishment
MB UNDERGROUND INC.
Site address
613 HAGAR STREET
City
LA CROSSE
State
WI
ZIP
54603
Mailing
11520 COMLY ROAD, WINNEBAGO, IL 61088
Inspection type
Special Programs (K)
Scope
Partial (B)
Discipline
Health
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
237310
Employees
6
Ownership type
A

3 citations on file for this inspection.

1910.134 D01 III

Serious Gravity 5 1 instance 1 exposed
Issued
Abate by
Penalty
Initial $2000.00 · Current $1200.00 Reduced

Hazardous substances 9010

29 CFR 1910.134(d)(1)(iii): The employer did not identify and evaluate the respiratory hazard(s) in the workplace; including a reasonable estimate of employee exposures to respiratory hazards and identification of the contaminant�s chemical state and physical form: (Construction Reference 1926.103)(a)      The employer did not perform initial or representative air monitoring to determine employee exposure to airborne silica dust when dry cutting on concrete.    Abatement certification required per 29 CFR 1903.19(c).
Recent events (2)
  • — I (S) $1200
  • — Z (S) $2000

1910.1200 E01

Serious Gravity 5 1 instance 4 exposed
Issued
Abate by
Penalty
Initial $2000.00 · Current $1200.00 Reduced

Hazardous substances 9010

29 CFR 1910.1200(e)(1): The employer did not develop, implement, and/or maintain at the workplace a written hazard communication program which describes how the criteria specified in 29 CFR 1910.1200(f), (g), and (h) will be met: (Construction Reference: 1926.59)    The employer did not develop and implement a written hazard communication program for employees who are exposed to airborne silica dust.    Abatement certification required per 29 CFR 1903.19(c).
Recent events (2)
  • — I (S) $1200
  • — Z (S) $2000

1910.1200 H01

Serious Gravity 5 1 instance 4 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00

Hazardous substances 9010

29 CFR 1910.1200(h)(1): Employees were not provided effective information and training on hazardous chemicals in their work area at the time of their initial assignment and whenever a new hazard that the employees had not been previously trained about was introduced into their work area: (Construction Reference: 1926.59)  Employees who perform dry cutting on silica containing material were not provided hazard communication training on the health hazards associated with silica exposure.  Abatement certification required per 29 CFR 1903.19(c).
Recent events (2)
  • — I (S) $0
  • — Z (S) $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 339392714.