US Dept of Labor

Occupational Safety & Health AdministrationWe Can Help

Regulations (Standards - 29 CFR) - Table of Contents
• Part Number: 1917
• Part Title: Marine Terminals
• Subpart: B
• Subpart Title: Marine Terminal Operations
• Standard Number: 1917.24
• Title: Carbon monoxide.
• GPO Source: e-CFR

1917.24(a)

Exposure limits. The carbon monoxide content of the atmosphere in a room, building, vehicle, railcar or any enclosed space shall be maintained at not more than 50 parts per million (ppm) (0.005%) as an eight hour average area level and employees shall be removed from the enclosed space if the carbon monoxide concentration exceeds a ceiling of 100 ppm (0.01%).

1917.24(b)

Testing. Tests to determine carbon monoxide concentration shall be made when necessary to ensure that employee exposure does not exceed the limits specified in paragraph (a) of this section.

1917.24(c)

Instrumentation. Tests for carbon monoxide concentration shall be made by designated persons using gas detector tube units certified by NIOSH under 30 CFR Part 11 or other measuring instruments whose accuracy is as great or greater.

1917.24(d)

Records. A record of the date, time, location and results of carbon monoxide tests shall be available for at least thirty (30) days.

[48 FR 30909, July 5, 1983, as amended at 49 FR 28551, July 13, 1984; 61 FR 5507, Feb. 13, 1996; 62 FR 40141, July 25, 1997]


Next Standard (1917.25)

Regulations (Standards - 29 CFR) - Table of Contents

Thank You for Visiting Our Website

You are exiting the Department of Labor's Web server.

The Department of Labor does not endorse, takes no responsibility for, and exercises no control over the linked organization or its views, or contents, nor does it vouch for the accuracy or accessibility of the information contained on the destination server. The Department of Labor also cannot authorize the use of copyrighted materials contained in linked Web sites. Users must request such authorization from the sponsor of the linked Web site. Thank you for visiting our site. Please click the button below to continue.

Close