Regulation 1
Citation
These Rules may be cited as the Road Traffic (Traffic Signs) Rules.
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Road Traffic (Traffic Signs) Rules is Singapore Subsidiary Legislation, cited as Subsidiary Legislation RTA-R33 1961, currently marked in force and first recorded in 1961.
Citation
These Rules may be cited as the Road Traffic (Traffic Signs) Rules.
Definitions
In these Rules, unless the context otherwise requires —[Deleted by S 170/2024 wef 01/03/2024]“cyclist” means an individual who is riding a bicycle, three‑wheeled pedal cycle, recumbent device or power‑assisted bicycle, but excludes an individual who is walking beside and pushing a bicycle, three‑wheeled pedal cycle, recumbent device or power‑assisted bicycle;“mobility scooter” and “wheeled toy” have the meanings given by section 2(1) of the Active Mobility Act 2017 (Act 3 of 2017);“pedestrian” means —
an individual walking, with or without animals;
an individual in a non‑motorised wheelchair;
an individual driving a motorised wheelchair or riding a mobility scooter; (d)an individual travelling on inline skates, roller‑skates or a wheeled toy;
an individual pushing a pram, stroller or trolley, or a motorised or non‑motorised wheelchair; or
an individual walking beside and pushing a bicycle, three‑wheeled pedal cycle, recumbent device, power-assisted bicycle, personal mobility device or any other vehicle;[S 170/2024[Deleted by S 170/2024 wef 01/03/2024]]“personal mobility device” or “PMD” means a personal mobility device other than a three‑wheeled pedal cycle or recumbent device;“PMD rider” means an individual who is riding a personal mobility device on a road as permitted by section 5A(2) of the Act, but excludes an individual who is walking beside and pushing a PMD;“recumbent device” and “three‑wheeled pedal cycle” have the meanings given by rule 2 of the Road Traffic (Bicycles, Three‑wheeled Pedal Cycles, Trishaws and Recumbent Devices — Construction and Use) Rules 2024 (G.N. No. S 157/2024).
“cyclist” means an individual who is riding a bicycle, three‑wheeled pedal cycle, recumbent device or power‑assisted bicycle, but excludes an individual who is walking beside and pushing a bicycle, three‑wheeled pedal cycle, recumbent device or power‑assisted bicycle;
“mobility scooter” and “wheeled toy” have the meanings given by section 2(1) of the Active Mobility Act 2017 (Act 3 of 2017);
“pedestrian” means —
an individual walking, with or without animals;
an individual in a non‑motorised wheelchair;
an individual driving a motorised wheelchair or riding a mobility scooter; (d)an individual travelling on inline skates, roller‑skates or a wheeled toy;
an individual pushing a pram, stroller or trolley, or a motorised or non‑motorised wheelchair; or
an individual walking beside and pushing a bicycle, three‑wheeled pedal cycle, recumbent device, power-assisted bicycle, personal mobility device or any other vehicle;
“personal mobility device” or “PMD” means a personal mobility device other than a three‑wheeled pedal cycle or recumbent device;
“PMD rider” means an individual who is riding a personal mobility device on a road as permitted by section 5A(2) of the Act, but excludes an individual who is walking beside and pushing a PMD;
“recumbent device” and “three‑wheeled pedal cycle” have the meanings given by rule 2 of the Road Traffic (Bicycles, Three‑wheeled Pedal Cycles, Trishaws and Recumbent Devices — Construction and Use) Rules 2024 (G.N. No. S 157/2024).
Prescribed traffic signs
Subject to any directions which the Minister may give under section 119 of the Act, the traffic signs authorised to be drawn or placed on or near any road shall —
be at least of the size, and conform to the colour and type as prescribed in the diagrams set out in the Schedule; and
conform to the descriptions set out in these Rules.
The dimension of the traffic signs as given in the diagrams set out in the Schedule denotes the dimension in millimetres unless otherwise stated.
A traffic sign drawn or placed on or near a road shall be deemed to be a prescribed traffic sign and to have been so lawfully drawn or placed unless the contrary is proved.
The fact that a traffic sign differs slightly in size, colour or type from that prescribed in these Rules shall not prevent the traffic sign from being a regular or lawful sign so long as the sign is not thereby misleading or its general appearance materially altered or its effectiveness impaired.
Types of traffic signs
The traffic signs set out in the Schedule are divided as follows:
regulatory signs as set out in Part I of the Schedule which are intended to inform road users of special obligations, restrictions and prohibitions with which they must comply and are subdivided into —
mandatory signs;
priority signs; and
prohibitory or restrictive signs;
warning signs as set out in Part II of the Schedule which are intended to warn road users of the danger on the road and to inform them of the nature and source of the danger; and
informative signs as set out in Part III of the Schedule which are intended to provide road users with information which may be useful while they are travelling.
Inscriptions on signs
The inscription on the traffic signs shall be in the English language except that there may also be inscription in another language or languages on the signs.
Change of directions
The direction of any arrow or other indication on the signs shown in the diagrams in the Schedule may be reversed or otherwise varied as circumstances may require.
Parking places
The signs shown in diagrams 36 (a) to 36 (f) in Part I of the Schedule shall be used only in connection with parking places owned by or under the control of the Government or statutory bodies.
Lines, markings or traffic devices on roads
Lines, markings and other traffic devices may be drawn or placed on a road to indicate —
the position where vehicles shall stop or reduce speed when required to do so by a traffic sign, or a police officer engaged in the control of traffic;
the course and direction to be followed by traffic;
a street refuge;
places reserved for bus terminals, bus stops, taxi stands, taxi stops, P2P stops, trishaw stands, motor cycle parks, bicycle parks, car parks, coach parks, lorry parks, trailer parks, loading and unloading bays and vehicles of handicapped persons;
a pedestrian crossing;
a bicycle crossing;
the edge of the road;
a central reservation which divides the road for the safety or guidance of traffic;
a yellow box;
a road shoulder along an expressway;
(ja)a part-day bicycle lane;
(jb)a full-day bicycle lane;
a part-day bus lane;
(ka)a full-day bus lane;
(kb)a bus-only lane;
the section of the road where parking of vehicles is restricted or prohibited;
the boundary on the road which no vehicle, whether overtaking other vehicles or not, shall cross;
a parking place or a public service vehicle stand;
a Bus Give-Way Controlled Area;
a Bus Give-Way Line; (q)a Bus Give-Way Box; and
an ERP Charge Zone.
The lines, markings and other traffic devices drawn or placed on a road shall be painted or indicated by other suitable material in white, blue, yellow or red.
The width of longitudinal lines on a road shall not be less than 100 mm and the width of transverse lines on a road shall not be less than 200 mm.
A zebra pedestrian crossing is indicated by markings across a road as shown in diagram 142(a), 142(b), 143(a), 143(b), 144(a) or 144(b) in Part III of the Schedule and such crossing may, in addition, also be identified on either side of the road by a pair of —
traffic signs facing approaching vehicles as set out in diagram 125(a) in Part III of the Schedule; or
amber beacons of not less than 300 mm in diameter which may be intermittently or otherwise internally illuminated.
A signalised pedestrian crossing is indicated by 2 parallel, continuous or broken white lines each of not less than 200 mm in width and spaced not less than 3,000 mm apart from each other, and with the 2 lines running from one edge of the road to the other as shown in diagrams 140(a), 140(e) and 145 in Part III of the Schedule.
A pedestrian crossing (other than a signalised pedestrian crossing) at a signal-controlled junction is indicated by 2 parallel yellow lines each of not less than 300 mm in width and spaced not less than 3,000 mm apart from the centre to centre from one edge of the road to the other as shown in diagram 140(e) in Part III of the Schedule.
A signalised bicycle crossing is indicated by 2 parallel white lines each of not less than 300 mm in width and spaced not less than 3,000 mm apart from the centre of one line to the other and with the 2 lines running from one edge of the road, subway or bridge, as the case may be, to the other as shown in diagram 145(a) in Part III of the Schedule.
A yellow box is indicated by yellow lines connecting the 4 corners of an area of road at a road junction or on any part of the road as shown in diagrams 140(a) to 140(d) in Part III of the Schedule.
A road shoulder is the strip constructed with a surface suitable for motor vehicles to move along or stop, along the left (nearside) or right (offside) of a road and is demarcated from the road by a continuous white marginal line of not less than 300 mm in width as shown in diagram 151(e) in Part III of the Schedule.
The edge of a road is indicated by a continuous or broken white marginal line of not less than 300 mm in width as shown in diagrams 139(b) and 139(c) in Part III of the Schedule.
A part-day bus lane is the section of a road marked by a longitudinal continuous yellow line of not less than 300 mm in width and transverse yellow lines of not less than 200 mm in width and 1,200 mm in length as shown in diagrams 115(a) to 115(d) in Part III of the Schedule.
A full-day bus lane is the section of a road marked by —
a longitudinal continuous yellow line of not less than 300 mm in width parallel to a longitudinal continuous red line of not less than 150 mm in width; and
transverse yellow lines of not less than 200 mm in width and 1,200 mm in length,as shown in diagrams 115(e) to 115(h) in Part III of the Schedule.
A bus-only lane is the section of a road, marked by —
a longitudinal continuous red line of not less than 300 mm in width; and
transverse red lines of not less than 200 mm in width and 1,200 mm in length.
The markings mentioned in paragraph (11AA) are shown in diagrams 115(i) to 115(l) in Part III of the Schedule.
A part-day bicycle lane is the section of a road, marked by —
a broken or continuous blue line; and
a bicycle symbol that appears at regular intervals on that section of the road.
The markings mentioned in paragraph (11AC) are shown in diagrams 171, 172, 173(a) and (b) and 174 in Part III of the Schedule.
A full-day bicycle lane is the section of a road, marked by —
a longitudinal, continuous chevron marking; and
a bicycle symbol that appears at regular intervals on that section of the road.
The markings mentioned in paragraph (11B) are shown in diagrams 166, 167(a) and (b), 168(a), (b) and (c) and 169 in Part III of the Schedule.
The boundary which no vehicle shall cross under paragraph (1)(m) is indicated by continuous double white lines as shown in diagram 150(a) in Part III of the Schedule.
A parking place or a public service vehicle stand is indicated by broken or continuous lines as shown in diagram 156 in Part III of the Schedule.
A Bus Give-Way Controlled Area is the section of a road marked by white triangle markings and the word “Bus” in white as shown in diagram 116(d) in Part III of the Schedule.
A Bus Give-Way Box is the section of a road painted in yellow and marked by an arrow, which —
appears after a Bus Give-Way Controlled Area; and
is separated from the Bus Give-Way Controlled Area by a Bus Give-Way Line,as shown in diagram 116(d) in Part III of the Schedule.
An ERP Charge Zone may be indicated by all or any of the following:
the traffic sign as shown in diagram 163(a), (b), (c) or (d) in Part III of the Schedule;
the marking as shown in diagram 163A(a) or (b) in Part III of the Schedule;
an area of road that is painted in blue across the width of the road and which measures 25 metres in length along the direction of traffic flow, and such area may, in addition, be marked on each lane of the road by the letters “ERP” in white as shown in diagram 163B in Part III of the Schedule;
an area of road which measures 25 metres in length along the direction of traffic flow, where —
the edge of the road is indicated by a continuous blue line;
each lane of the road is marked by the letters “ERP” in white as shown in diagram 163B in Part III of the Schedule; and
the boundary between each lane of the road is indicated by broken blue lines.
Bus lanes
Except on any Saturday, Sunday or public holiday, no person shall drive a vehicle other than an omnibus, or cause or permit any such vehicle to remain, on a part-day bus lane during the hours of 7.30 a.m. to 9.30 a.m. and 5 p.m. to 8 p.m.
Except on any Sunday or public holiday, no person shall drive a vehicle other than an omnibus, or cause or permit any such vehicle to remain, on a full-day bus lane during the hours of 7.30 a.m. to 11 p.m.
A person must not drive a vehicle other than an omnibus, or cause or permit any such vehicle to remain, on a bus-only lane at all times.
Paragraphs (1), (1A) and (1B) shall not apply to —
the driver of an authorised ambulance, fire engine or any vehicle for police or rescue purposes on urgent duty call if the approach of such vehicle is made known by means of some distinctive siren, bell or multi-toned horn, as the case may be;
a cyclist who is not cycling alongside of another bicycle, three‑wheeled pedal cycle, recumbent device or power‑assisted bicycle on his left;
the driver of a motor vehicle who drives along the bus lane in order to avoid causing danger to any person or a collision with any other vehicle if that driver does not cause or permit the vehicle to remain on the bus lane longer than is necessary to avoid causing such danger or collision;
the driver of a school bus, a private hire bus or an excursion bus when it is used to carry passengers for reward under a Supplementary Public Transport Scheme in accordance with —
a public service vehicle licence that is issued for that bus under section 102 of the Act; and
a bus service licence that is granted or is deemed granted under section 13 of the Bus Services Industry Act 2015 (Act 30 of 2015); and
the driver of any other bus except that he shall not stop the bus in a bus lane or at a bus stand or bus bay within a bus lane for any purpose other than for the purpose of negotiating traffic.
In addition, paragraph (1B) does not apply to —
the driver of a vehicle which is being used —
by the Authority to carry out any function or duty of the Authority;
to carry out works on a public street, where such works have been approved by the Authority under section 17(1) of the Street Works Act 1995; or
to carry out any emergency works on a public street mentioned in regulation 31(1) of the Street Works (Works on Public Streets) Regulations (Rg 2);
the driver of a vehicle which has been authorised by the National Parks Board, the Public Utilities Board or the National Environment Agency (as the case may be) to be used to carry out any works that require the use of the bus-only lane and are necessary to carry out any function or duty of the National Parks Board, the Public Utilities Board or the National Environment Agency (as the case may be), other than the works mentioned in regulation 31(1) of the Street Works (Works on Public Streets) Regulations; and
the driver of a vehicle which has been authorised by the licensee of any bus interchange, bus park, bus terminal or bus depot (as the case may be) to be used by that licensee, provided that the vehicle is being driven on a bus-only lane that leads into or out of any bus interchange, bus park, bus terminal or bus depot, as the case may be.
In this rule —
“ambulance” means a motor vehicle that is specifically equipped for —
the transport on roads of; and (b)the provision, during such transport, of out-of-hospital clinical care to,sick or injured individuals who require emergency medical treatment;
“authorised”, for an ambulance, means —
being specified in a licence (other than a revoked licence) under the Healthcare Services Act 2020 authorising the use of the ambulance to provide a licensable healthcare service specified in that licence; or (b)being owned by the Government and used for the purposes of the Singapore Armed Forces or the Singapore Civil Defence Force;
“bus lane” means any full-day or part-day bus lane, or bus-only lane.
Bicycle lane
A person must not park a vehicle —
on a part-day bicycle lane, on a Sunday at any time between 5 a.m. and 11 a.m.; or
on a full-day bicycle lane at any time.
In this rule —
“part-day bicycle lane” has the meaning given by rule 7(11AC).
Road divider
No vehicle shall pass over a road divider.
Light signals for vehicles
Vehicular traffic may be regulated by the following light signals:
a 3-colour system;
a 2-colour system;
lane use light signals; and
restricted zone light signals.
The 3-colour system
In a 3-colour system —
the signals shall consist of 3 lights, which shall be red, amber and green respectively, except that there may be —
any red, amber or green arrow light;
any combination of red, amber or green arrow lights; or
such other additional green light or lights as may be provided for in this rule for special purposes;
the signals shall consist of 3 arrows (either in left, right or straight ahead direction), which shall be red, amber and green respectively, except that there may be —
any red, amber or green arrow light;
any combination of red, amber or green arrow lights; or
such other additional green light or lights as may be provided for in this rule for special purposes;
the red, amber and green lights shall be arranged vertically or horizontally facing the direction of approaching traffic and —
where they are arranged vertically, the red light shall be placed above the amber light and the green light shall be placed below the amber light;
where they are arranged horizontally, the red light shall be placed on the right of the amber light and the green light shall be placed on the left of the amber light;
where they are arranged vertically with any combination of red, amber or green arrow lights, each arrow light shall be placed at the same level with a light of the same colour; and
where they are arranged horizontally with any combination of red, amber or green arrow lights, each arrow light shall be placed below the light of the same colour;
any additional arrow light referred to in paragraph (a)(i) shall be placed —
at the same level of the light of the same colour where the lights are arranged vertically;
above the red light where the lights are arranged vertically; or
below the light of the same colour where the lights are arranged horizontally;
any additional green light referred to in paragraph (a)(iii) shall be placed at the same level on the left side of or above the red light facing the direction of the approaching traffic where the lights are arranged vertically;
the red, amber and green arrow lights of the same direction shall be arranged vertically or horizontally facing the direction of approaching traffic and —
where they are arranged vertically, the red arrow light shall be placed above the amber arrow light and the green arrow light shall be placed below the amber arrow light;
where they are arranged horizontally, the red arrow light shall be placed on the right of the amber arrow light and the green arrow light shall be placed on the left of the amber arrow light;
where they are arranged vertically with any combination of red, amber and green arrow lights of different directions, they shall be placed at the same level of the arrow lights of the same colour; and
where they are arranged horizontally with any combination of red, amber and green arrow lights of different directions, they shall be placed below the arrow light of the same colour;
any additional arrow light referred to in paragraph (b) (i) shall be placed —
at the same level of the arrow light of the same colour where the arrow lights are arranged vertically;
above the red arrow light where the arrow lights are arranged vertically; and
below the arrow light of the same colour where the arrow lights are arranged horizontally;
any additional green light referred to in paragraph (b) (iii) shall be placed at the same level on the left side of or above the red arrow light facing the direction of the approaching traffic where the lights are arranged vertically;
where the lights and arrow lights are arranged vertically —
the effective diameter of the lens of each light and arrow light shall be at least 200 mm;
the height of the centre of the lens of the light or arrow light nearest to the ground surface shall be 2,290 mm except that it may be increased to 3,000 mm where owing to road gradient it is desirable to do so; and
the centres of the lenses of the 2 lights, 2 arrow lights or any combination thereof placed next to each other shall not be more than 500 mm apart;
where the lights and arrow lights are arranged horizontally —
the effective diameter of the lens of each light and arrow light shall be at least 300 mm;
the height of the centre of the lens of the light or arrow light nearest to the ground surface shall not be less than 5,200 mm; and
the centres of the lenses of the 2 lights, 2 arrow lights or any combination thereof placed next to each other shall not be more than 500 mm apart; and
subject to the directions of any police officer who may be engaged in the control of traffic —
the illuminated red light shall be taken as prohibiting vehicles from proceeding beyond the stop line or broken lines on the road provided in conjunction with the signals, subject to sub-paragraphs (v), (ix), (x) and (xi);
the illuminated amber light shall be taken to denote an impending change from green light to red light and as prohibiting vehicles from proceeding beyond the stop line or broken lines on the road provided in conjunction with the signals except in the case of any vehicle which is so close to such line when the amber light first appears that it cannot safely be stopped before the line;
the illuminated green light shall be taken to indicate that vehicles may pass the signal and proceed straight on, or with due regard to the safety of other users of the road and precedence to pedestrians and on-coming traffic, turn left or right subject to any sign prohibiting left or right turn or in conjunction with the arrow light signals, subject to sub-paragraphs (x) and (xi);
where the green light shows one or more illuminated arrow or arrows, it shall be taken to indicate that vehicles may only proceed in the direction or directions indicated by the arrow or arrows (where the arrow points upwards, vehicles may only proceed straight ahead);
where the signals consist of one or more additional green arrow light or lights —
the illuminated green arrow light or lights shall be taken to indicate that vehicles, notwithstanding that they would otherwise be required by the illuminated red or amber light to stop, may proceed in the direction or directions indicated by the green arrow or arrows with precedence to pedestrians; and
the illuminated intermittent green arrow flashing light shall be taken as prohibiting vehicles from proceeding beyond the stop line on the road provided in conjunction with the signals except in the case of any vehicle which is so close to such line when the green arrow light first flashes that it cannot safely be stopped before the line;
where the signals consist of an additional green light showing the letter “B”, it shall be taken to indicate that any bus in the innermost left lane of the road before the stop line or broken lines on the road provided in conjunction with the signals may —
notwithstanding that it would otherwise be required by the illuminated red light to stop; and
if its path is not obstructed by another vehicle,pass the signal and proceed straight on;
the illuminated intermittent red light and the illuminated intermittent red arrow light flashing at the rate of between 60 to 80 flashes per minute shall be taken to indicate that vehicles shall stop at the stop line provided in conjunction with the signals and may thereafter, with caution and due regard to the safety of other users of the road and precedence to pedestrians and to traffic in other directions, proceed beyond the stop line;
the illuminated intermittent amber light and the illuminated intermittent amber arrow light flashing at the rate of between 60 to 80 flashes per minute shall be taken to indicate that vehicles shall slow down on approaching the signals and may thereafter, with caution and due regard to the safety of other users of the road and precedence to pedestrians, proceed beyond the stop line provided in conjunction with the signals;
where allowed by the appropriate sign as shown in diagram 161 (a) or 161 (b) in Part III of the Schedule, a vehicle which —
is on a lane from which a left turn or a right turn may, by virtue of any sign or marking as shown in the Schedule, be made; and
in compliance with the illuminated red light, has stopped at the stop line or broken lines on the road provided in conjunction with the signals,may, with caution and due regard to the safety of other users of the road and precedence to pedestrians and to traffic in other directions, proceed beyond the stop line or broken lines and make a left turn or a right turn, as the case may be;
the illuminated red arrow light shall be taken as prohibiting vehicles from proceeding beyond the stop line or broken lines on the road in that direction, notwithstanding sub-paragraphs (vi) and (ix);
the illuminated amber arrow light shall be taken to denote an impending change from green arrow light to red arrow light and as prohibiting vehicles from proceeding beyond the stop line or broken lines on the road provided in conjunction with the signals except in the case of any vehicle which is so close to such line when the amber arrow light first appears that it cannot safely be stopped before the line, notwithstanding that they would otherwise be required by the illuminated green or amber light or lights to proceed on; and
the illuminated green arrow light shall be taken to indicate that vehicles, notwithstanding that they would otherwise be required by the illuminated red or amber lights to stop, may proceed in the direction or directions indicated by the green arrow or arrows with precedence to pedestrians.
The 2-colour system
In a 2-colour system —
the signals shall consist of a red and green light; and
the red light and the green light shall not be illuminated simultaneously.
The 2-colour system shall only be used in temporary installations.
Light signals for lanes
In the case of light signals regulating the use of traffic lanes —
the signals shall consist of 3 lights, which shall be a green downward arrow light, an amber inclined crossed bars light and a red inclined crossed bars light respectively and arranged horizontally facing the direction of approaching traffic;
the effective diameter of the lens of each light shall be at least 300 mm;
the height of the centre of the lens of each light above the road shall not be less than 5,200 mm;
the centres of the lenses of 2 lights placed next to each other shall not be more than 400 mm apart;
the illuminated green light shall be taken to indicate that vehicles may proceed along the lane over which the light is placed;
the illuminated intermittent amber flashing light shall be taken to indicate that vehicles may proceed with caution along the lane over which the light is placed; and
the illuminated red light shall be taken to indicate that vehicles shall not proceed beyond the signal light along the lane over which the light is placed.
Miniature light signals
The 3-colour system light signals may be supplemented with miniature light signals which shall be the same as the 3-colour system light signals where the red, amber and green lights are arranged vertically except that —
the effective diameter of the lens of each light shall be at least 100 mm;
the height of the centre of the lens of the green light above the road shall be at least 1,200 mm; and
the centres of the lenses of 2 lights placed next to each other shall not be more than 150 mm apart.
Light signals for cyclists, pedestrians and PMD riders
Light signals may be used to indicate to pedestrians, PMD riders and cyclists the period during which they should or should not cross the road.
The light signals for pedestrians, PMD riders and cyclists shall consist of one red light with the figure of a red man standing upright and one green light with the figure of a green man walking.
The effective diameter of the lens of each light shall not be less than 300 mm.
The height of the centre of the lens of the green light above the road shall be 2,290 mm except that it may be increased where owing to road gradient it is desirable to do so.
The centre of the lenses of the lights shall not be more than 350 mm apart.
The post on which the lights are supported may be painted black and yellow in alternate horizontal bands.
The illuminated red man light shall be taken to indicate that the pedestrian, PMD rider or cyclist shall not cross the road.
The illuminated green man light shall be taken to indicate that the pedestrian, PMD rider or cyclist may cross the road.
The flashing green man light shall be taken to indicate that the red man light is about to be illuminated.
Light signals for bicycles, etc.
Light signals may be used to indicate to cyclists, PMD riders and pedestrians the period during which they should or should not cross the road, subway or bridge, as the case may be.
The light signals for cyclists, PMD riders and pedestrians shall consist of one red light with the picture of a red bicycle and one green light with the picture of a green bicycle.
The effective diameter of the lens of each light shall not be less than 300 mm.
The height of the centre of the lens of the green light above the surface of the road, including that in a subway or on a bridge, as the case may be, shall be 2,290 mm except that it may be increased where owing to the gradient of the surface it is desirable to do so.
The centre of the lens of the lights shall not be more than 350 mm apart.
The post on which the lights are supported may be painted black and yellow in alternate horizontal bands.
The illuminated red bicycle light shall be taken to indicate that the cyclist, PMD rider or pedestrian shall not cross the road.
The illuminated green bicycle light shall be taken to indicate that the cyclist, PMD rider or pedestrian may cross the road.
The flashing green bicycle light shall be taken to indicate that the red bicycle light is about to be illuminated.
Temporary beacons
Temporary beacons showing an intermittent amber flashing light may be used on special occasions or in connection with road works to assist the safe movement of traffic.
The temporary beacons shall conform to the following provisions:
the effective diameter of the lenses shall not be less than 125 mm nor more than 200 mm;
the height of the centre of the lens above the road shall not be less than 1,000 mm nor more than 1,200 mm;
the rate of flashing shall be between 60 to 80 flashes per minute; and
the beacons shall be mounted on a beam or a traffic cone or posted on to a barricade.
Temporary signs for road works
Where road works are in progress or where for some other reason the width of the road is temporarily reduced, the traffic signs in diagrams 7 and 8 in Part I of the Schedule may be used to control traffic.
Nothing in this rule shall prevent the use for the purpose stated in paragraph (1) of devices which on 15th November 1991 are already in the possession of the Government, any statutory body which has the lawful authority to break up a road, or the contractors engaged in the business of marking and repairing roads.
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