### Road Traffic (Construction and Maintenance of Vehicles) Regulations (words omitted as spent—E.R. 2 of 2012) 《道路交通(車輛構造及保養)規例》

79. Markings on goods vehicles and special purpose vehicles
(1) The owner of every goods vehicle and special purpose vehicle shall cause the permitted gross vehicle weight as shown in the registration document in respect of such vehicle and the maximum permitted axle weight to be painted or otherwise plainly marked upon some conspicuous place on both sides of the vehicle unless a valid vehicle licence, issued in respect of the vehicle, containing—
(a) the permitted gross vehicle weight; and
(b) the maximum permitted axle weight,
of the vehicle is displayed on such vehicle. (L.N. 243 of 1997)
(2) The markings under paragraph (1) shall be in English and in Chinese characters and shall be inscribed in white on a black surface in letters, characters and figures not less than 25 millimetres in height and shall at all times be kept clean and unobscured by the owner.
(3) For the purposes of paragraph (2) white (白色) includes the colour of polished aluminium or chromium plating.

80. Exhaust pipe on goods vehicles and special purpose vehicles
On every goods vehicle and special purpose vehicle the exhaust pipe shall be so fitted or shielded, and maintained that—
(a) no inflammable material can be thrown upon it from any other part of the vehicle;
(b) it is not likely to cause a fire through proximity to any inflammable material in the vehicle or being carried on the vehicle; and
(c) the exhaust outlet is not directed to the near side of the vehicle.

81. Passenger accommodation on goods vehicles and special purpose vehicles
Where the driving cab of a goods vehicle or special purpose vehicle is specifically designed to carry passengers, seating accommodation for the carriage of not more than 5 passengers may be installed in a manner approved by the Commissioner.

81A. Protective partitions inside vans
(1) There shall—
(a) be in every van, permanently, between the goods compartment and the seating accommodation, a partition, which shall be of such height, width, strength, design and construction as to be capable of—
(i) withstanding or bearing the weight of any load the partition is likely to encounter or the van is likely to carry; and
(ii) acting as a protective barrier against goods in the goods compartment shifting into the seating accommodation; and
(b) not be any side windows in the goods compartment of any van.
(2) In this regulation, van (客貨車) means a light goods vehicle constructed with a fully enclosed body which is an integral part of the vehicle.
(3) This regulation shall apply—
(a) to a van registered on or after 1 July 1990, as from the date of such registration; and
(b) to a van registered before 1 July 1990, as from 1 July 1991.
(L.N. 113 of 1990)

### Road Traffic (Construction and Maintenance of Vehicles) Regulations (words omitted as spent—E.R. 2 of 2012) 《道路交通(車輛構造及保養)規例》

82. Markings on trailers
(1) The owner of every trailer shall cause the permitted gross vehicle weight as shown in the registration document issued in respect of such vehicle and the maximum permitted axle weight to be painted or otherwise plainly marked upon some conspicuous place on the trailer unless a valid vehicle licence, issued in respect of the trailer, containing—
(a) the permitted gross vehicle weight; and 
(b) the maximum permitted axle weight,
of the trailer is displayed on such trailer. (L.N. 243 of 1997)
(2) The markings under paragraph (1) shall be in English and in Chinese characters and shall be inscribed in white on a black surface in letters, characters and figures not less than 25 millimetres in height and shall at all times be kept clean and unobscured by the owner.
(3) For the purposes of paragraph (2) white (白色) includes the colour of polished aluminium or chromium plating.

### Road Traffic (Construction and Maintenance of Vehicles) Regulations (words omitted as spent—E.R. 2 of 2012) 《道路交通(車輛構造及保養)規例》

83. Brakes on trailers
(1) Subject to paragraphs (5) and (6), every trailer shall be equipped with an efficient braking system complying with paragraphs (2), (3) and (4).
(2) The braking system of every trailer shall be so designed and equipped that when the trailer is being towed the brakes of such braking system are capable of being applied to all the wheels of the trailer by the driver of the towing vehicle using the means of applying those brakes of the towing vehicle which are designed and constructed to have the highest braking efficiency in accordance with regulation 19 of any of the brakes of any braking system with which the towing vehicle is equipped.
(3) The braking system of every trailer shall be so designed and constructed that when the trailer is stationary—
(a) the brakes of such braking system can be applied to at least 2 wheels of the trailer and be released by a person standing on the ground by a means of operation fitted to the trailer;
(b) the braking force of such braking system can, when applied in the manner indicated in paragraph (2) or subparagraph (a), at all times be maintained in operation by direct mechanical action without the intervention of any hydraulic, electric or pneumatic device; and
(c) the braking force of such braking system, when so applied and so maintained in operation by direct mechanical action, is capable of holding the trailer stationary on a gradient of at least 1 in 6.25 without the assistance of stored energy.
(4) The braking system of every trailer shall be so constructed that it is not rendered ineffective by the non-rotation of the engine of the towing vehicle.
(5) The provisions of paragraph (2) shall not apply in the case of a trailer of a gross vehicle weight not exceeding 2 tonnes if the brakes of the trailer automatically come into operation on the overrun of the trailer.
(6) This regulation shall not apply to—
(a) any land implement towed by a motor vehicle;
(b) any trailer designed for and used for street cleaning, which does not carry any load other than its necessary gear and equipment; and
(c) any broken down vehicle which is being towed by a motor vehicle in consequence of the breakdown.

### Road Traffic (Construction and Maintenance of Vehicles) Regulations (words omitted as spent—E.R. 2 of 2012) 《道路交通(車輛構造及保養)規例》

84. Mudguards and mudflaps on trailers
(1) Subject to paragraphs (1A) and (2), every trailer shall be equipped with—
(a) mudguards at the rear wheels; and
(b) mudflaps behind the rearmost wheels,
which shall be of specifications approved by the Commissioner as being reasonably necessary to ensure that, so far as is reasonably practicable, mud or water thrown up by the rotation of the wheels is caught. (L.N. 113 of 1998)
(1A) Paragraph (1) shall not apply if the body of the trailer affords adequate protection to catch, so far as is reasonably practicable, mud or water thrown up by the rotation of the wheels. (L.N. 113 of 1998)
(2) Paragraph (1) shall not apply to—
(a) trailers in an unfinished condition proceeding to a works for completion;
(b) land implements;
(c) trailers used only for or, when empty, in connexion with the carriage of round timber;
(d) trailers towed by a vehicle the maximum speed of which is restricted to 20 kilometres per hour or less; and
(e) any broken down vehicle which is being towed by another vehicle in consequence of the breakdown.
(3) The Commissioner shall by notice in the Gazette publish the specifications of mudguards and mudflaps approved by him for the purpose of paragraph (1). (L.N. 113 of 1998)
(4) In paragraph (1), reference to the rear wheels of a trailer shall, in the case of a two-wheeled trailer, be read as reference to both its wheels. (L.N. 113 of 1998)
(5) In this regulation, mudflap (擋泥翼) means a device that acts as a lower extension to a mudguard. (L.N. 113 of 1998)