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

OSHA Inspection: JH SEMP AND SONS MACHINING, INC.

Complaint inspection · Safety discipline

On , OSHA opened a complaint safety inspection of JH SEMP AND SONS MACHINING, INC. in 790 N. 9TH AVE., BRIGHTON, CO 80603 (NAICS 332710). OSHA activity number 335954780.

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Site address
790 N. 9TH AVE.
City
BRIGHTON
State
CO
ZIP
80603
Mailing
790 N. 9TH AVE., BRIGHTON, CO 80603
Inspection type
Complaint (B)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
332710
Employees
15
Ownership type
A

7 citations on file for this inspection.

1910.212 A01

Serious Gravity 5 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $1700.00 · Current $1105.00 Reduced
29 CFR 1910.212(a)(1): Machine guarding was not provided to protect operator(s) and other employees from hazards created by point of operation, ingoing nip points, rotating parts, flying chips and sparks:     a)     JH Semp and Sons Machining, Inc. at 790 N. 9th Ave. Brighton, CO 80603: On 8/23/12, the employer did not protect employees from hazards created by a rotating cooling unit in the warehouse. The guard on the cooling fan was missing. This condition exposed employees to amputation hazards.      (b)	JH Semp and Sons Machining, Inc. at 790 N. 9th Ave. Brighton, CO 80603: On 8/23/12, the employer did not protect employees from hazards created by operating band saws with unused portion of the blade exposing a blade of 8 inches and 14 inches. This condition exposed employees to amputation and crush hazards.       1)	Roll In model band saw   2)	Hem model table saw     Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (S) $1105
  • — Z (S) $1700

1910.215 B09

Other-than-serious 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $1020.00 · Current $663.00 Reduced
29 CFR 1910.215(b)(9):  Guard for abrasive wheel machine where the operator stands in front of the machine was not constructed so that the peripheral protecting member could be adjusted to the constantly decreasing diameter of the wheel:    (a)	JH Semp and Sons Machining, Inc. at 790 N. 9th Ave. Brighton, CO 80603: On 8/23/12, the employer did not ensure that the bench grinder located in the shop had the correct distance between the wheel periphery and the end of the peripheral member at the top and did not exceed 1/4" because the adjustable tongue was missing.  This condition exposed the employees to the hazard of flying chips and debris.    Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (O) $663
  • — Z (S) $1020

1910.242 B

Other-than-serious 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $1020.00 · Current $663.00 Reduced
29 CFR 1910.242(b):  Compressed air used for cleaning purposes was not reduced to less than 30 psi:       (a)  JH Semp and Sons Machining, Inc. at 790 N. 9th Ave. Brighton, CO 80603: On 8/23/12, the employer did not ensure the compressed air nozzle used for cleaning off equipment in the shop was reduced to less than 30 psi. The compressed air line was pressurized at approximately 85-90 psi. This condition exposed employees using the air hose to the hazard of an embolism in the blood stream.     Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (O) $663
  • — Z (S) $1020

1910.303 B01

Serious Gravity 1 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $1020.00 · Current $663.00 Reduced
29 CFR 1910.303(b)(1): Electrical equipment was not free from recognized hazards that were likely to cause death or serious physical harm to employees:    (a)	JH Semp and Sons Machining, Inc. at 790 N. 9th Ave. Brighton, CO 80603: On 8/23/12, the employer did not ensure that equipment was free from recognized hazards in that the flexible electrical cord for powering a band saw had exposed inner insulation.  This condition exposed employees to the hazard of electrical shock.      Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (S) $663
  • — Z (S) $1020

1910.303 G01

Other-than-serious 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR 1910.303(g)(1):  Sufficient access and working space shall be provided and maintained about all electric equipment to permit ready and safe operation and maintenance of such equipment:      (a)	JH Semp and Sons Machining, Inc. at 790 N. 9th Ave. Brighton, CO 80603: On 8/23/12, the employer did not ensure that electric equipment rated 600 volts, nominal, or less had sufficient access to the electrical service panel. The employer had a ladder and boxes blocking the breaker and knife throw. This condition exposed employees to electrical hazards.      Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (O) $0
  • — Z (S) $0

1910.110 F02 II

Other-than-serious 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR 1910.110(f)(2)(ii):   Containers when stored inside shall not be located near exits, stairways, or in areas normally used or intended for the safe exit of people.    (a)  JH Semp and Sons Machining, Inc. at 790 N. 9th Ave. Brighton, CO 80603: On 8/23/12, the employer stored two propane cylinders used to power the Yale industrial forklift truck inside the machine shop. The cylinders were located in a bathroom. The cylinders should be stored in an isolated area away from work areas and stairs.     Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (O) $0
  • — Z (O) $0

1910.1200 F05

Other-than-serious 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00
29 CFR 1910.1200(f)(5): The employer did not ensure that each container of hazardous chemicals in the workplace was labeled, tagged or marked with the identity and appropriate hazard warning of the hazardous chemical(s) contained therein:      (a)	JH Semp and Sons Machining, Inc. at 790 N. 9th Ave. Brighton, CO 80603: On 8/23/12, the employer did not ensure that each container of hazardous chemicals in the workplace was labeled or marked with the identity or hazard warning. The containers in the shop were worn and unable to read or missing. This condition exposed employees to physical and health hazards.      Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
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 335954780.