16VAC25-70-90. Tripods, safety harnesses, retrieval lines and respiratory protection.
A. Where the existence of an IDLH atmosphere, a hazardous atmosphere or potential for engulfment has been demonstrated by the qualified person, the following requirements shall also apply:
1. An appropriate retrieval device with retrieval line shall be used by any entrants, except where the retrieval lines themselves could cause a hazard because of structures, equipment, or becoming entangled with other lines inside the confined space. Where a retrieval line is used, the free end of the retrieval line shall be secured outside the entry opening either by another person holding the line or by securing it in some other manner.
2. When entry is made through a top opening, a hoisting device such as a tripod shall be provided for lifting employees out of the space.
B. When a person is required to enter a confined space which has either an IDLH atmosphere or a hazardous atmosphere there shall be either a positive-pressure self-contained breathing apparatus or a combination positive-pressure air-line respirator with an auxiliary self-contained air supply immediately outside the entrance to the confined space.
C. When persons must enter a confined space which contains either an IDLH atmosphere or a hazardous atmosphere without a retrieval line attached, then each entrant shall be supplied with and wear a MSHA/NIOSH approved positive pressure self-contained breathing apparatus.
Statutory Authority
§ 40.1-22(5) of the Code of Virginia.
Historical Notes
Derived from VR425-02-30, § 9, eff. November 15, 1987; amended, eff. July 1, 1988.