29 CFR 1926 · Construction · Subpart Z

1926.1153(h): Silica Medical Surveillance in Construction

By Black Belt Safety Editorial Team Official text as of octubre 15, 2026 Data updated octubre 20, 2026 7 min read

In plain words:

Employers must offer medical surveillance at no cost, at a reasonable time and place, to each employee required to wear a respirator for silica 30 or more days per year, performed by a PLHCP. The initial exam must be offered within 30 days of assignment unless one meeting the rule was done in the last three years, and includes work and medical history, a physical exam, a chest X-ray read by a NIOSH-certified B Reader and a pulmonary function test.

Key takeaways

  • 1926.1153(h) is part of OSHA's construction standards (29 CFR Part 1926, Subpart Z).
  • OSHA cited it 26 times in the last 3 years, in 25 inspections, with $32,178 in current penalties.
  • Most citations: NY (4), IL (3), AL (3).
  • Related part: 1926.1153(h)(1) General (24 citations).
  • Free 5-minute toolbox talk for your crew below.
26citations, 3 years
$32,178current penalties
25inspections
0linked injury cases
In this article
  1. What this rule covers
  2. Official text
  3. Where and how often it was cited
  4. Free toolbox talk
  5. OSHA interpretation letters
  6. Related parts of this rule
  7. Get your crew competent
  8. Frequently asked questions
  9. About this page

What this rule covers

29 CFR 1926.1153(h) ("Medical surveillance") is one requirement inside 1926.1153 Respirable crystalline silica, an OSHA construction standard (Part 1926, Subpart Z). It includes 35 sub-paragraphs. The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.

Official text

(h) Medical surveillance — 26 citations

(1) General. Open (h)(1) 24 citations

(i) The employer shall make medical surveillance available at no cost to the employee, and at a reasonable time and place, for each employee who will be required under this section to use a respirator for 30 or more days per year. Open (h)(1)(i) 23 citations

(ii) The employer shall ensure that all medical examinations and procedures required by this section are performed by a PLHCP as defined in paragraph (b) of this section.

(2) Initial examination. The employer shall make available an initial (baseline) medical examination within 30 days after initial assignment, unless the employee has received a medical examination that meets the requirements of this section within the last three years. The examination shall consist of: Open (h)(2) 2 citations

(i) A medical and work history, with emphasis on: Past, present, and anticipated exposure to respirable crystalline silica, dust, and other agents affecting the respiratory system; any history of respiratory system dysfunction, including signs and symptoms of respiratory disease (e.g., shortness of breath, cough, wheezing); history of tuberculosis; and smoking status and history;

(ii) A physical examination with special emphasis on the respiratory system;

(iii) A chest X-ray (a single posteroanterior radiographic projection or radiograph of the chest at full inspiration recorded on either film (no less than 14 x 17 inches and no more than 16 x 17 inches) or digital radiography systems), interpreted and classified according to the International Labour Office (ILO) International Classification of Radiographs of Pneumoconioses by a NIOSH-certified B Reader;

(iv) A pulmonary function test to include forced vital capacity (FVC) and forced expiratory volume in one second (FEV1) and FEV1/FVC ratio, administered by a spirometry technician with a current certificate from a NIOSH-approved spirometry course; Open (h)(2)(iv)

(v) Testing for latent tuberculosis infection; and

(vi) Any other tests deemed appropriate by the PLHCP.

(3) Periodic examinations. The employer shall make available medical examinations that include the procedures described in paragraph (h)(2) of this section (except paragraph (h)(2)(v)) at least every three years, or more frequently if recommended by the PLHCP.

(4) Information provided to the PLHCP. The employer shall ensure that the examining PLHCP has a copy of this standard, and shall provide the PLHCP with the following information:

(i) A description of the employee's former, current, and anticipated duties as they relate to the employee's occupational exposure to respirable crystalline silica;

(ii) The employee's former, current, and anticipated levels of occupational exposure to respirable crystalline silica;

(iii) A description of any personal protective equipment used or to be used by the employee, including when and for how long the employee has used or will use that equipment; and

(iv) Information from records of employment-related medical examinations previously provided to the employee and currently within the control of the employer.

(5) PLHCP's written medical report for the employee. The employer shall ensure that the PLHCP explains to the employee the results of the medical examination and provides each employee with a written medical report within 30 days of each medical examination performed. The written report shall contain:

(i) A statement indicating the results of the medical examination, including any medical condition(s) that would place the employee at increased risk of material impairment to health from exposure to respirable crystalline silica and any medical conditions that require further evaluation or treatment;

(ii) Any recommended limitations on the employee's use of respirators;

(iii) Any recommended limitations on the employee's exposure to respirable crystalline silica; and

(iv) A statement that the employee should be examined by a specialist (pursuant to paragraph (h)(7) of this section) if the chest X-ray provided in accordance with this section is classified as 1/0 or higher by the B Reader, or if referral to a specialist is otherwise deemed appropriate by the PLHCP.

(6) PLHCP's written medical opinion for the employer. Open (h)(6)

(i) The employer shall obtain a written medical opinion from the PLHCP within 30 days of the medical examination. The written opinion shall contain only the following:

(A) The date of the examination;

(B) A statement that the examination has met the requirements of this section; and

(C) Any recommended limitations on the employee's use of respirators.

(ii) If the employee provides written authorization, the written opinion shall also contain either or both of the following:

(A) Any recommended limitations on the employee's exposure to respirable crystalline silica;

(B) A statement that the employee should be examined by a specialist (pursuant to paragraph (h)(7) of this section) if the chest X-ray provided in accordance with this section is classified as 1/0 or higher by the B Reader, or if referral to a specialist is otherwise deemed appropriate by the PLHCP.

(iii) The employer shall ensure that each employee receives a copy of the written medical opinion described in paragraph (h)(6)(i) and (ii) of this section within 30 days of each medical examination performed.

(7) Additional examinations.

(i) If the PLHCP's written medical opinion indicates that an employee should be examined by a specialist, the employer shall make available a medical examination by a specialist within 30 days after receiving the PLHCP's written opinion.

(ii) The employer shall ensure that the examining specialist is provided with all of the information that the employer is obligated to provide to the PLHCP in accordance with paragraph (h)(4) of this section.

(iii) The employer shall ensure that the specialist explains to the employee the results of the medical examination and provides each employee with a written medical report within 30 days of the examination. The written report shall meet the requirements of paragraph (h)(5) (except paragraph (h)(5)(iv)) of this section.

(iv) The employer shall obtain a written opinion from the specialist within 30 days of the medical examination. The written opinion shall meet the requirements of paragraph (h)(6) (except paragraph (h)(6)(i)(B) and (ii)(B)) of this section.

Source: eCFR, text current as of 2026-10-15. Read all of 1926.1153.

Where and how often it was cited

YearCitations
20234
20248
202511
20263

Top states: NY (4), IL (3), AL (3), KY (2), FL (2)

Largest penalties

EmployerLocationPenalty for this rule
JOVIN DEMO NEW YORK, INCWHITE PLAINS, NY$9,210
JM ROMICH ENTERPRISES, INCGREECE, NY$5,250
107691 - ASTECH LLCCOTTAGE GROVE, MN$4,800
OHIO STATE HOME SERVICES, INC.AVON, OH$3,232
66080 - HALL INDUSTRIAL SERVICES INCLEXINGTON, KY$2,800

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OSHA interpretation letters

Related parts of this rule

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Frequently asked questions

Who must be offered medical exams?

Each employee required to use a respirator under the silica standard for 30 or more days per year.

When must the first exam be offered?

Within 30 days after initial assignment, unless the employee had a qualifying exam within the last three years.

What does the initial exam include?

A medical and work history, a physical exam focused on the respiratory system, a chest X-ray read by a NIOSH-certified B Reader, and a pulmonary function test.

About this page

Sources

3-year window. Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.

Written and reviewed by

Black Belt Safety Editorial Team

Site Safety Officer and Safety Professional

OSHA 30 · CPR · USACE CQM

Written and reviewed by the Black Belt Safety team. Every post is checked against the OSHA standard or agency source it cites.

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