Singapore legislation
Regulation 79A
of Road Traffic (Motor Vehicles, Construction and Use) Rules
Regulation 79A
Doors to be equipped with warning light
Subregulation 1
This rule shall apply to —
every vehicle licensed as a school bus under the Road Traffic (Public Service Vehicles) Rules (R 14) —
with effect from 1st July 2005, where the school bus is so licensed before 4th January 2005; and
with effect from 4th January 2005, where the school bus is so licensed on or after that date; and
every vehicle licensed as an excursion bus, a private hire bus or a private bus under the Road Traffic (Public Service Vehicles) Rules and which is used to convey school children to and from their school —
with effect from 1st July 2005, where the bus is so licensed before 4th January 2005; and
with effect from 4th January 2005, where the bus is so licensed on or after that date.
Subregulation 2
Every vehicle to which this rule applies shall be fitted with a device so as to operate simultaneously —
every direction indicator of the vehicle; and
the warning light illuminating the marking set out in Diagram 1 of the Schedule,when any door (except the driver’s door or any door provided solely for use during an emergency) of the vehicle is opened and is not fully closed.
Subregulation 3
The device required to be fitted under paragraph (2) may include a switch that allows the driver to turn off the warning light illuminating the marking set out in Diagram 1 of the Schedule when the vehicle is not used to convey school children to and from their school.
Subregulation 4
The marking set out in Diagram 1 of the Schedule shall meet the following requirements:
it shall be constructed with a body casing of plastic material and the front face of the casing shall be affixed with white and red wide-angle prismatic retro-reflective material with black figures at the centre;
the retro-reflective material shall be triangular in shape with a size of up to 1½ times the specified dimensions as set out in Diagram 1 of the Schedule;
the retro-reflective material shall comply with ASTM Standards D4956 Type VII, Type VIII or Type IX (Specifications for retro-reflective sheeting for traffic control);
the red portion of the marking shall be equipped with a warning light to illuminate the marking in accordance with paragraph (5); and
it shall be securely affixed inside the vehicle at the bottom right portion of its rear windscreen as seen from outside of the vehicle.
Subregulation 5
The warning light illuminating the marking set out in Diagram 1 of the Schedule —
shall comprise at least 50 units of ultra-bright red light emitting diodes (LEDs) arranged in 2 rows per side; (b)shall not be obstructed by the retro-reflective materials on the marking; (c)shall have a luminous intensity of at least 2500 milli-candela; and
shall, when the device required to be fitted under paragraph (2) is not switched off, display regular flashes of red light that alternate between the 2 rows of LEDs —
at the rate of at least 60, and not more than 120, flashes a minute, with each flash being of such duration so as to permit the light to achieve its full brightness and to be fully observable to the eye at a reasonable distance; and
automatically when any door (except the driver’s door or any door provided solely for use during an emergency) of the vehicle is opened and is not fully closed.