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Diamond Ready Mix: OSHA inspections and violations

Houston, Texas · Ready-Mix Concrete Manufacturing · NAICS 327320

1inspections
5citation items
$20,000current penalties
Nov 1, 2025last inspection

Diamond Ready Mix has one OSHA inspection on record in Texas.

OSHA opened it on Nov 1, 2025 after a fatality or catastrophe, in Houston, and the case has not closed yet.

From that inspection OSHA issued 5 citation items: 5 serious.

OSHA proposed $18,536 in penalties and the amount has not been reduced.

Most often, OSHA cited 1910.147, lockout/tagout (5 items).

For context, across all manufacturing employers the median penalty per cited inspection since 2015 is $4,500. Diamond Ready Mix averages $20,000 over 1 cited inspection in that time.

Diamond Ready Mix also files yearly injury logs with OSHA, summarized below.

Diamond Ready Mix: OSHA citation items per year, 2025 to 2025
Citation items per year, by inspection date.

Texas · latest 90 days of OSHA records

391employers cited

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Inspection history

Inspection 348578659 OPENED NOV 1, 2025Open

Fatality or catastrophe · Partial · Safety · 40 employees at the site · Open

6824 Romona Blvd, Houston, TX 77086 · Ready-Mix Concrete Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1a
29 CFR 1910.147(c)(4)(i) · Lockout/tagout
 Serious$9,268$5,500Apr 29, 2026Final
Citation 1, item 2b
29 CFR 1910.147(c)(7)(i) · Lockout/tagout
 Serious$0$5,500Apr 29, 2026Final
Citation 1, item 4a
29 CFR 1910.147(d)(3) · Lockout/tagout
 Serious$9,268$9,000Apr 29, 2026Final
Citation 1, item 4b
29 CFR 1910.147(d)(4)(i) · Lockout/tagout
 Serious$0$0Apr 29, 2026Final
Citation 1, item 4c
29 CFR 1910.147(f)(3)(ii) · Lockout/tagout
 Serious$0$0Apr 29, 2026Final

Injury and illness logs

From the Form 300A summaries employers file with OSHA each year. Rate = recordable cases per 100 full-time workers.

In 2023, the Houston site logged 0 recordable injuries or illnesses among about 40 workers: 0.0 per 100 full-time workers, against a median of 3.4 for its industry.

Site and yearWorkersCasesDays-away casesRateIndustry median
Diamond Ready Mix
Houston · 2023
40 000.03.4
The Yard
Houston · 2016
34 000.03.4

The rules behind these citations

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

29 CFR 1910.147 · Lockout/tagout

29 CFR 1910.147(c)(4)(i)

(4) Energy control procedure. (i) Procedures shall be developed, documented and utilized for the control of potentially hazardous energy when employees are engaged in the activities covered by this section.

29 CFR 1910.147(c)(7)(i)

(7) Training and communication. (i) The employer shall provide training to ensure that the purpose and function of the energy control program are understood by employees and that the knowledge and skills required for the safe application, usage, and removal of the energy controls are acquired by employees. The training shall include the following:

29 CFR 1910.147(d)(3)

(3) Machine or equipment isolation. All energy isolating devices that are needed to control the energy to the machine or equipment shall be physically located and operated in such a manner as to isolate the machine or equipment from the energy source(s).

Other ready-mix concrete manufacturing employers in Texas

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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.