General restrictions in road tunnels and expressway tunnels
13. Except as otherwise directed or signalled by a police officer or conforming to any traffic sign, no person shall in any road tunnel or expressway tunnel —
(a)
stop any vehicle or permit it to remain at rest except when —
(i)
lawfully required to do so;
(ii)
compelled to do so by reason of accident, breakdown or emergency;
(b)
enter therein on foot;
(c)
alight from a vehicle except in an emergency or to summon assistance;
(d)
use the horn, siren, whistle or any other noise making device except in an emergency;
(e)
make any U-turn or reverse a vehicle;
(f)
change a tyre or wheel;
(g)
refuel or repair a vehicle; or
(h)
propel a vehicle by pushing it, whether manually or by other means.