Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,191,288Inspections Most recent open 2026-07-24 Last loaded 2026-07-29

OSHA Inspection: R CAMPOS MASONRY CORP

Complaint inspection · Health discipline

On , OSHA opened a complaint health inspection of R CAMPOS MASONRY CORP in 3139 3RD ST, BOULDER, CO 80304 (NAICS 423320). OSHA activity number 330772286.

What this inspection record means

OSHA opens inspections for many reasons — routine scheduling under a national or local emphasis program, an employee complaint or referral, or a follow-up after a reported injury. Opening or conducting an inspection is not itself an allegation or a finding that this employer broke any rule; any findings appear as the citations listed below, and citations can be contested, reduced, or withdrawn.

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Site address
3139 3RD ST
City
BOULDER
State
CO
ZIP
80304
Mailing
353 BAKER STREET, LONGMONT, CO 80501
Inspection type
Complaint (B)
Scope
Partial (B)
Discipline
Health
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
423320
Employees
6
Ownership type
A

10 citations on file for this inspection.

1926.55 A

Serious Gravity 5 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Feb 10, 2012
Penalty
Initial $3,060 · Current $1,836 Reduced
29 CFR 1926.55(a):  Employee(s) were exposed to material(s) at concentrations above those specified in the Threshold Limit Values of Airborne Contaminants for 1970 of the American Conference of Governmental Industrial Hygienists.    (a)	R Campos Masonry Corp., 3139 3rd St., Boulder, CO 80304: On June 29, 2011 R. Campos Masonry Corp. did not ensure that employee exposures did not exceed the 8 hour Time Weighted Average (TWA) for that substance. Employee A was cutting buff stone.  This process generated crystalline silica.  On June 29, 2011 Employee A was exposed to crystalline silica at a concentration greater than the 8 hour TWA Permissible Exposure Limit (PEL) of 3.906 mppcf.  The employee was exposed to crystalline silica at a concentration of 9.795 mppcf as an 8 hour TWA.  This is 2.50 times the PEL.  Air monitoring was conducted for 301 minutes.     (b)	R Campos Masonry Corp., 3139 3rd St., Boulder, CO 80304: On June 29, 2011 R. Campos Masonry Corp. did not ensure that employee exposures did not exceed the 8 hour Time Weighted Average (TWA) for that substance. Employee B was cutting buff stone.  This process generated crystalline silica.  Employee B was exposed to crystalline silica at a concentration greater than the 8 hour TWA Permissible Exposure Limit (PEL) of 5.2083 mppcf.  The employee was exposed to crystalline silica at a concentration of 11.3 mppcf as an 8 hour TWA.  This is 2.17 times the PEL.  Air monitoring was conducted for 298 minutes.     Abatement Note:  Abatement certification and documentation are required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (S) $1836
  • — Z (S) $3060

1926.55 B

Serious Gravity 5 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Feb 13, 2012
Penalty
Initial $0 · Current $0
29 CFR 1926.55(b): 29 CFR 1926.55(b): Feasible administrative or engineering controls were not implemented to reduce employee exposure(s):                                                                                                                                       (a)	R Campos Masonry Corp., 3139 3rd St., Boulder, CO 80304: The employer did not ensure feasible administrative or engineering controls were determined and implemented to achieve compliance with the limits prescribed in 29 CFR 1926.55.   Employees cutting buff stone were exposed to a Time Weighted Average (TWA) exposure in excess of the Permissible Exposure Limit (PEL).  This condition exposed the employees to respiratory hazards.    Abatement Note:  Feasible engineering controls include, but are not limited to:     1)	Local exhaust ventilation; and    2)	Wet cutting methods.       STEP 1:	Effective respiratory protection shall be provided and used by exposed employees as an interim protective measure until feasible engineering and/or administrative controls can be implemented or whenever such controls fail to reduce employee exposure to within exposure limits.     	STEP 1 ABATEMENT (30 DAYS):  October 31, 2011                        STEP 2:	Submit to the Area Director a written detailed plan of abatement outlining a schedule for the implementation of engineering and/or administrative measures to control employee exposures to silica. The plan shall include, at a minimum, target dates for the following actions which should be consistent with the dates required by this citation:    (a)	Evaluation of the extent and location of the hazard source    (b)	Evaluation of control measure options    (c)	Selection of optimum control measures    (d)	Determination of control measure design    (e)	Ordering and delivery of equipment    (f)	Installation of control measures    (g)	Training of employees in proper operation and maintenance of newly implemented control measures    (h)	Assurance of the effective performance of control measures    All proposed control measures shall be evaluated for each particular use but a competent Industrial Hygienist or other technically qualified person. Thirty (30) day progress reports are required during the abatement period. The progress report must identify the action taken to achieve abatement and the date the action was taken.     STEP 2 ABATEMENT DATE (60 DAYS): November 30, 2011      Step 3:	Abatement will be completed by the implementation of feasible engineering and/or administrative controls and upon verification of their effectiveness in achieving compliance.     	STEP 3 ABATEMENT DATE (90 DAYS): December 30, 2011    Abatement Note:  Abatement certification and documentation are required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1910.134 C01

Serious Gravity 5 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Nov 30, 2011
Penalty
Initial $0 · Current $0
29 CFR 1910.134(c)(1):  A written respiratory protection program with worksite specific procedures, as specified in subparagraphs (c)(1)(i) through (ix) of this section, was not established and implemented where respirator(s) were necessary to protect the health of the employee:     (a)	R Campos Masonry Corp. 3139 3rd St, Boulder, CO 80304:  On and before June 29, 2011, the employer did not ensure that a written respiratory protection program was established and implemented in the workplace when the use of respirators was required during fabrication operations.  This condition exposed the employees to respiratory hazards. The employer requires employees to wear respirators while cutting stone. Two employees were wearing 3M N95 respirators and were found to be over exposed to silica.     Abatement Note:  The written program shall include at least the following:    (1)	Procedures for selecting respirators for use in the workplace;    (2)	Medical evaluations of employees required to use respirators;    (3)	Fit testing procedures for tight fitting respirators;    (4)	Procedures for proper use of respirators in routine and reasonably foreseeable emergency situations;    (5)	Procedures and schedules for cleaning, disinfection, storing, inspection., repairing, discarding, and otherwise maintaining respirators;    (6)	Procedures to ensure adequate air quality, quantity, and flow of breathing air for atmosphere-supplying respirators;    (7)	Training of employees in the respiratory hazards to which they are potentially exposed during routine and emergency situation;    (8)	Training of employees in the proper use of respirators, including putting on and removing them, any limitations on their use, and their maintenance; and    (9)	Procedure for regularly evaluating the effectiveness of the program    Abatement Note:  Abatement certification and documentation are required for this item (see enclosed "Certification of Corrective Action Worksheet").    Note: The requirements applicable to construction work under 29 CFR 1926.103 are identical to those set forth at 29 CFR 1910.134.
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1910.134 E01

Serious Gravity 5 1 instance 2 exposed
Issued
Sep 29, 2011
Abate by
Nov 30, 2011
Penalty
Initial $0 · Current $0
29 CFR 1910.134(e)(1):  The employer did not provide a medical evaluation to determine the employees ability to use a respirator, before the employees were fit tested or required to us a respirator in the workplace:    (a)	R Campos Masonry Corp. 3139 3rd St, Boulder, CO 80304:  On and before June 29, 2011, the employer did not ensure that employees who were required to wear respirators had received medical evaluations. Two employees who were wearing respirators had not received medical evaluations. The employer requires employees to wear respirators while cutting stone. Two employees were wearing 3M N95 respirators and were found to be over exposed to silica.     Abatement Note:  Abatement certification and documentation are required for this item (See enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1910.134 F02

Serious Gravity 5 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Nov 30, 2011
Penalty
Initial $0 · Current $0
29 CFR 1910.134(f)(2):  The employer did not ensure that employees using a tight-fitting facepiece respirator was fit tested prior to initial use of the respirator, whenever a different respirator facepiece (size, style, model or make) is used, or at least annually:     (a)	R Campos Masonry Corp. 3139 3rd St, Boulder, CO 80304:  On and before June 29, 2011, the employer did not ensure that employees who were required to wear respirators had received fit tests.  The employer requires employees to wear respirators. Two employees wear 3M N95 respirators. Improper respirator fit potentially exposes employees to respiratory hazards.     Abatement Note:  Abatement certification and documentation are required for this item (See enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1910.134 K01

Serious Gravity 5 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Nov 30, 2011
Penalty
Initial $0 · Current $0
29 CFR 1910.134(k)(1):  The employer did not provide training prior to requiring employees to use respirators in the workplace:    (a)	R Campos Masonry Corp. 3139 3rd St, Boulder, CO 80304:  On and before June 29, 2011, the employer did not provide respirator training prior to requiring the use of air purifying respirators while conducting stone cutting.  This condition exposes employees to the hazards of improper respirator care and use.    Note:	The employee shall ensure that each employee can demonstrate knowledge of at least the following:     (1)	Why the respirator is necessary and how improper fit, usage, or maintenance can compromise the protective effect of the respirator;    (2)	What the limitations and capabilities of the respirator are;    (3)	How to use the respirator effectively in emergency situations, including situation in which the respirator malfunctions;    (4)	How to inspect, put on and remove, use, and check the seals of the respirator;    (5)	What the procedures are for maintenance and storage of the respirator;    (6)	How to recognize medical signs and symptoms that may limit or prevent the effective use of respirators; and    (7)	The general requirements of this section    Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1926.451 F03

Serious Gravity 5 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Dec 9, 2011
Penalty
Initial $3,060 · Current $1,836 Reduced
29 CFR 1926.451(f)(3):  Scaffolds and scaffold components were not inspected for visible defects by a competent person before each work shift, and after any occurrence which could affect a scaffold's structural integrity.    (a)	R Campos Masonry Corp. 3139 3rd St, Boulder, CO 80304:  On and before June 29, 2011, the employer did not ensure that scaffolding used by his employees was inspected before each shift by a competent person.     Abatement Note:  Abatement certification is required for this item (see enclosed "Certification of Corrective Action Worksheet").
Recent events (2)
  • — I (S) $1836
  • — Z (S) $3060

1910.1200 E01 I

Other-than-serious 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Nov 30, 2011
Penalty
Initial $0 · Current $0
29 CFR 1910.1200(e)(1)(i): The written hazard communication program did not include a list of the hazardous chemicals known to be present using an identity that was referenced on the appropriate material safety data sheet:     (a)	R Campos Masonry Corp. 3139 3rd St, Boulder, CO 80304: The employer did not maintain up-to-date and accurate hazardous chemical list. Chemicals used by the employees were left off the list, specifically Holcim Portland Cement.    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 G08

Other-than-serious 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Nov 14, 2011
Penalty
Initial $0 · Current $0
29 CFR 1910.1200(g)(8):  The employer did not maintain copies of the material safety data sheets for each hazardous chemical in the workplace:    (a)	R Campos Masonry Corp. 3139 3rd St, Boulder, CO 80304: The employer did not maintain copies of the material safety data sheets for each hazardous chemical in the workplace, such as but not limited to the following:    (1)	Holcim Portland Cement  (2)            Air Tool Oil    This condition may result in employees using chemicals in an unsafe manner due to lack of knowledge about the chemicals.      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 H01

Other-than-serious 1 instance 1 exposed
Issued
Sep 29, 2011
Abate by
Nov 30, 2011
Penalty
Initial $0 · Current $0
29 CFR 1910.1200(h)(1):  Employers did not provide employees with effective information and training on hazardous chemicals in their work area at the time of their initial assignment, and whenever a new physical or health hazard the employees have not previously been trained about is introduced into their work area. Information and training may be designed to cover categories of hazards (e.g., flammability, carcinogenicity) or specific chemicals. Chemical-specific information must always be available through labels and material safety datasheets.     (a)	R Campos Masonry Corp. 3139 3rd St, Boulder, CO 80304:  On and before June 29, 2011, the employer did not provide employees with effective information and training on the hazards of Silica.     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

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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 330772286.

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