Singapore legislation
Regulation 13
of Workplace Safety and Health (Confined Spaces) Regulations 2009
Regulation 13
Issue of confined space entry permit
Subregulation 1
The authorised manager for a confined space may issue a confined space entry permit in respect of entry into or work in the confined space if the authorised manager is satisfied that —
the level of oxygen in the confined space is within the range of 19.5% to 23.5% by volume;
the level of flammable gas or vapour in the confined space is less than 10% of its lower explosive limit;
the levels of toxic substances in the atmosphere of the confined space do not exceed the permissible exposure levels as specified in the First Schedule to the Workplace Safety and Health (General Provisions) Regulations (Rg 1);
the confined space is adequately ventilated;
effective steps have been taken to prevent any ingress of dangerous gases, vapours or any other dangerous substances into the confined space; and
all reasonably practicable measures have been taken to ensure the safety and health of persons who will be entering or working in the confined space.
Subregulation 2
If the authorised manager issues a confined space entry permit, it shall be his duty to retain a copy of the permit.
Subregulation 3
It shall be the duty of the authorised manager to exercise all due diligence when performing his function in relation to the issuance of a confined space entry permit under paragraph (1).
Subregulation 4
If the entry or work in the confined space for which the confined space entry permit is issued is not completed within the validity period of the permit, a fresh application shall be made in accordance with regulation 11.