Singapore legislation
Regulation 107
of Workplace Safety and Health (Construction) Regulations 2007
Regulation 107
Medical locks
Subregulation 1
Subject to paragraph (2), where persons are employed in a working chamber in a worksite at a pressure exceeding one bar, a suitably constructed and equipped medical lock shall be provided and maintained.
Subregulation 2
Where more than 100 persons are employed in a compressed air environment in a worksite exceeding one bar, a medical lock shall be provided for every 100 persons or less.
Subregulation 3
In a worksite, every medical lock shall be —
situated as near as possible to the man-lock;
of an appropriate size and shall comprise at least 2 compartments so that one of the compartments can be entered into whilst the other is under pressure; (c)equipped with such facilities and medicines in readiness for use at any time; and
maintained in working order and in a clean state at all times, including any ancillary equipment in the medical lock.
Subregulation 4
A medical lock in a worksite where work in a compressed air environment is carried out shall not be used for any purpose other than —
for a therapeutic purpose in accordance with these Regulations; and
for the training and testing of persons for fitness to work in a compressed air environment.