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Diamond Materials, LLC: OSHA inspections and violations

Wilmington, Delaware · Highway, Street, and Bridge Construction · NAICS 237310

10inspections
31citation items
$83,534current penalties
Mar 29, 2022last inspection

Diamond Materials, LLC has 10 OSHA inspections on record in Delaware, the first in 1998.

OSHA's last visit started on Mar 29, 2022 on a referral, in Wilmington.

Across those inspections OSHA issued 31 citation items: 23 serious and 8 other-than-serious.

OSHA proposed $113,776 in penalties. After settlements and reviews the total is $83,534, down 27%.

Most often, OSHA cited 1910.23, ladders in general industry (5 items).

For context, across all construction employers the median penalty per cited inspection since 2015 is $3,080. Diamond Materials, LLC averages $19,945 over 4 cited inspections in that time.

It reported 5 severe injuries to OSHA since 2015.

Diamond Materials, LLC: OSHA citation items per year, 1998 to 2022
Citation items per year, by inspection date.

Delaware · latest 90 days of OSHA records

32employers cited

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Inspection history

Inspection 345863062 OPENED MAR 29, 2022Closed

Referral · Partial · Safety · 1 employee at the site · Closed Jun 12, 2023

620 A Street, Wilmington, DE 19801 · Highway, Street, and Bridge Construction · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1926.20(b)(2) · Construction safety programs
Other-than-serious$8,702$6,091Sep 23, 2022Final
Citation 1, item 1b
29 CFR 1926.21(b)(2) · Construction safety training
Other-than-serious$0$0Sep 23, 2022Final
Citation 1, item 2a
29 CFR 1926.200(g)(1) · Accident prevention signs and tags
Serious$8,702$6,091Sep 23, 2022Final
Citation 1, item 2b
29 CFR 1926.200(g)(2) · Accident prevention signs and tags
Serious$0$0Sep 23, 2022Final

Inspection 345699904 OPENED DEC 22, 2021Closed

Planned · Partial · Safety · 100 employees at the site · Closed Oct 19, 2022

W 3rd Street & N Broom Street, Wilmington, DE 19805 · Highway, Street, and Bridge Construction · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.1200(e)(1) · Hazard communication
Serious$8,702$6,091Jun 16, 2022Final
Citation 1, item 1b
29 CFR 1910.1200(e)(1)(i) · Hazard communication
Serious$0$0Jun 16, 2022Final
Citation 1, item 1c
29 CFR 1910.1200(h)(1) · Hazard communication
Serious$0$0Jun 16, 2022Final
Citation 1, item 2
29 CFR 1926.20(b)(2) · Construction safety programs
Serious$10,151$7,106Jun 16, 2022Final
Citation 1, item 3
29 CFR 1926.21(b)(2) · Construction safety training
Serious$10,151$7,106Jun 16, 2022Final
Citation 1, item 4a
29 CFR 1926.200(g)(1) · Accident prevention signs and tags
Other-than-serious$10,151$7,106Jun 16, 2022Final
Citation 1, item 4b
29 CFR 1926.200(g)(2) · Accident prevention signs and tags
Other-than-serious$10,151$0Jun 16, 2022Final

Inspection 344402136 OPENED OCT 28, 2019Closed

Complaint · Partial · Safety · 6 employees at the site · Closed May 26, 2020

150 N. Dupont Highway Capital Station Shopping Center, Dover, DE 19901 · Highway, Street, and Bridge Construction · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 341859304 OPENED OCT 26, 2016Closed

Referral · Partial · Safety · 5 employees at the site · Closed Apr 26, 2017

Rt 1 & Rt 72 Wrangle Hill Road Overpass, Bear, DE 19701 · Highway, Street, and Bridge Construction · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 341606564 OPENED JUL 8, 2016Closed

Complaint · Partial · Safety · 210 employees at the site · Closed Feb 16, 2017

924 South Heald Street, Wilmington, DE 19801 · Highway, Street, and Bridge Construction · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.22(a)(1) · General requirements
Serious$4,811$4,811Dec 7, 2016Final
Citation 1, item 1b
29 CFR 1910.23(a)(9) · Guarding floor and wall openings and holes
Serious$0$0Dec 7, 2016Final
Citation 1, item 2
29 CFR 1910.23(a)(2) · Guarding floor and wall openings and holes
Serious$4,811$4,811Dec 7, 2016Final
Citation 1, item 3
29 CFR 1910.27(b)(7) · Fixed ladders
Serious$6,413$6,413Dec 7, 2016Final
Citation 1, item 4
29 CFR 1910.134(f)(2) · Respiratory protection
Serious$4,811$4,811Dec 7, 2016Final
Citation 1, item 5
29 CFR 1910.219(d)(1) · Belts, pulleys and power-transmission parts
Serious$11,224$11,224Dec 7, 2016Final
Citation 1, item 6
29 CFR 1910.1200(h)(1) · Hazard communication
Serious$4,811$4,811Dec 7, 2016Final

Inspection 340872357 OPENED AUG 18, 2015Closed

Planned · Complete · Safety · 35 employees at the site · Closed Jan 20, 2016

Christiana Fashion Center 132 Stanton Christiana Road, Newark, DE 19702 · Water and Sewer Line and Related Structures Construction · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1926.501(b)(4)(ii) · Fall protection in construction
Serious$4,410$3,308Dec 11, 2015Final

Inspection 311809719 OPENED SEP 23, 2010Closed

Planned · Complete · Safety · 100 employees at the site · Closed Sep 28, 2010

33 Corporate Circle, New Castle, DE 19720 · Highway, Street, and Bridge Construction · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 305946998 OPENED SEP 30, 2004Closed

Planned · Complete · Health · 120 employees at the site · Closed Dec 21, 2004

924 South Heald Street, Wilmington, DE 19801 · Asphalt Paving Mixture and Block Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.23(a)(5) · Guarding floor and wall openings and holes
Serious$1,100$715Nov 10, 2004Closed
Citation 1, item 1b
29 CFR 1910.23(c)(1) · Guarding floor and wall openings and holes
Serious$0$0Nov 10, 2004Closed
Citation 1, item 2
29 CFR 1910.23(c)(3) · Guarding floor and wall openings and holes
Serious$1,375$894Nov 10, 2004Closed
Citation 1, item 3
29 CFR 1910.24(h) · Fixed industrial stairs
Serious$1,100$715Nov 10, 2004Closed
Citation 1, item 4a
29 CFR 1910.215(a)(2) · Grinders and abrasive wheels
Serious$1,100$715Nov 10, 2004Closed
Citation 1, item 4b
29 CFR 1910.215(b)(9) · Grinders and abrasive wheels
Serious$0$0Nov 10, 2004Closed
Citation 1, item 5a
29 CFR 1910.253(b)(2)(iv) · Gas welding and cutting
Serious$1,100$715Nov 10, 2004Closed
Citation 1, item 5b
29 CFR 1910.253(b)(4)(iii) · Gas welding and cutting
Serious$0$0Nov 10, 2004Closed
Citation 2, item 1 Other-than-serious$0$0Nov 10, 2004Closed
Citation 2, item 2 Other-than-serious$0$0Nov 10, 2004Closed
Citation 2, item 3 Other-than-serious$0$0Nov 10, 2004Closed
Citation 2, item 4
29 CFR 1910.303(f) · Electrical equipment, general requirements
Other-than-serious$0$0Nov 10, 2004Closed
2 older inspections

Inspection 300314549 OPENED AUG 1, 2002Closed

Referral · Complete · Safety · 10 employees at the site · Closed Sep 3, 2002

Route 7 And Kirkwood Highway, Newark, DE 19713 · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 300305638 OPENED MAR 20, 1998Closed

Planned · Partial · Health · 40 employees at the site · Closed Jan 5, 2011

924 South Heald Street, Wilmington, DE 19801 · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Severe injury reports

Employers must report any work-related amputation, in-patient hospitalization or loss of an eye to OSHA within 24 hours. 5 reports on file.

Oct 6, 2023, Wilmington: Hospitalization · internal injuries to organs and blood vessels of the trunk · abdomen, except internal location of diseases or disorders

An employee was placing road barrels on a street for future road work activities. A nearby flatbed truck struck a telephone pole while turning, causing chain link security fencing to strike the employee in the chest and pin them against a steel handrail of the platform and the fence. The employee suffered fractured ribs on both sides, a lacerated liver and pancreas, and a ruptured spleen that required surgery.

May 12, 2020, Newark: Hospitalization · fractures · thigh(s)

An employee was climbing a 6-foot step ladder to access the back of a flatbed crash truck. He realized he needed to move the ladder and climbed down. As he stepped down to the first step, he lost his balance and fell to the concrete floor, twisting and landing on his hip. He suffered a fracture at the top of a femur.

Jun 27, 2018, Wilmington: Amputation · amputations · fingertip(s)

An employee was disconnecting a breaker attachment from a backhoe. He used another pin to push the attachment pin out. When the attachment pin became free of the backhoe, the attachment dropped slightly, causing the pin in his hand to shift and pinch his left pinky finger between the attachment frame and the pin. His left pinky fingertip was partially amputated.

Nov 11, 2016, Wilmington: Amputation · amputations · finger(s), fingernail(s), n.e.c.

An employee went to the top of an asphalt silo to check on a drag conveyor. His left hand became caught in a drive pulley, amputating his middle finger, lacerating his index finger, and fracturing his wrist. The drive pulley was unguarded at the time of the incident.

Oct 21, 2016, Bear: Hospitalization, amputation · amputations · finger(s), fingernail(s), n.e.c.

An employee was helping to set a concrete lid weighing a couple hundred pounds for an electrical box in place. One end of a length of steel chain was attached to a steel loop (hasp) embedded in the concrete lid. The employee attempted to attach the other end of this chain to a steel loop (hasp) on the back (underside) of an excavator bucket when the excavator boom unexpectedly dropped, pinning…

The rules behind these citations

Current text from the Code of Federal Regulations. Some citations were issued under older wording.

29 CFR 1910.1200 · Hazard communication

29 CFR 1910.1200(e)(1)

(e) Written hazard communication program. (1) Employers shall develop, implement, and maintain at each workplace, a written hazard communication program which at least describes how the criteria specified in paragraphs (f), (g), and (h) of this section for labels and other forms of warning, safety data sheets, and employee information and training will be met, and which also includes the following:

29 CFR 1910.1200(e)(1)(i)

(i) A list of the hazardous chemicals known to be present using a product identifier that is referenced on the appropriate safety data sheet (the list may be compiled for the workplace as a whole or for individual work areas); and,

29 CFR 1910.1200(h)(1)

(h) Employee information and training. (1) Employers shall 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 chemical 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 safety data sheets.

29 CFR 1910.134 · Respiratory protection

29 CFR 1910.215 · Grinders and abrasive wheels

29 CFR 1910.219 · Belts, pulleys and power-transmission parts

29 CFR 1910.22 · General requirements

29 CFR 1910.23 · Guarding floor and wall openings and holes

29 CFR 1910.24 · Fixed industrial stairs

29 CFR 1910.253 · Gas welding and cutting

29 CFR 1910.27 · Fixed ladders

29 CFR 1910.303 · Electrical equipment, general requirements

29 CFR 1910.95 · Noise

29 CFR 1926.20 · Construction safety programs

29 CFR 1926.200 · Accident prevention signs and tags

29 CFR 1926.21 · Construction safety training

29 CFR 1926.501 · Fall protection in construction

Other highway, street, and bridge construction employers in Delaware

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Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.