Singapore legislation
Regulation 84
of Workplace Safety and Health (Construction) Regulations 2007
Regulation 84
Access to and egress from tunnel or shafts
Subregulation 1
Safe access to and egress from any tunnel in a worksite where tunnelling works are being carried out shall be provided where persons are required to work in the tunnel.
Subregulation 2
Where persons have to descend in a shaft in a worksite, an alternate means of egress from the shaft shall be provided for emergency purposes.
Subregulation 3
Where persons have to descend in a shaft in a worksite which exceeds 24 metres in depth, a lift shall be provided for the transport of men and materials.
Subregulation 4
All combustible materials shall, as far as is reasonably practicable, be kept away from such lift and access way referred to in this regulation.
Subregulation 5
In a worksite where tunnelling works are carried out —
proper control of ingress and egress of persons to and from any tunnel under construction in the worksite shall be exercised; (b)a chart listing the names of persons working in the tunnel and their location of work shall be displayed at the main entrance to the tunnel and be regularly updated; and
notices to warn persons against unauthorised entry shall be displayed at all points of entry to the tunnel.