Singapore legislation
Regulation 61
Regulation 61
Fencing
Every tank or group of tanks shall be surrounded at a distance of not less than 7.8 metres by a wire fence 2.4 metres high with suitable gates, which must remain locked except —
(a)
when delivery to and from the tank is taking place;
(b)
when the necessary daily tank gauge readings are taken;
(c)
in cases of necessity, such as repairs, cleaning and painting the tanks, provided that such work is done between sunrise and sunset;
(d)
in case of fire or other emergency.