Regulations (Standards - 29 CFR) - Table of Contents
• Part Number: 1918
• Part Title: Safety and Health Regulations for Longshoring
• Subpart: I
• Subpart Title: General Working Conditions
• Standard Number: 1918.93
• Title: Hazardous atmospheres and substances (See also 1918.2(j)).
• GPO Source: e-CFR

1918.93(a)

Purpose and scope. This section covers areas in which the employer knows, or has reason to believe, that a hazardous atmosphere or substance may exist, except where one or more of the following sections apply: 1918.94(a), Carbon monoxide; 1918.94(b), Fumigated grains; 1918.94(c), Fumigated tobacco; 1918.94(d), Other fumigated cargoes; 1918.94(e), Catch of menhaden and similar species of fish.

..1918.93(b)

1918.93(b)

Determination of the hazard. When the employer knows, or has reason to believe, that a space on a vessel contains or has contained a hazardous atmosphere, a designated and appropriately equipped person shall test the atmosphere prior to employee entry to detect whether a hazardous atmosphere exists.

1918.93(c)

Testing during ventilation. When mechanical ventilation is used to maintain a safe atmosphere, tests shall be made by a designated person to ensure that the atmosphere is not hazardous.

1918.93(d)

Entry into hazardous atmospheres. Only designated persons shall enter hazardous atmospheres, in which case the following provisions shall apply:

1918.93(d)(1)

Persons entering a space containing a hazardous atmosphere shall be protected by respiratory and emergency protective equipment meeting the requirements of subpart J of this part;

1918.93(d)(2)

Persons entering a space containing a hazardous atmosphere shall be instructed about the hazards, prec