GB 20300-2018Safety specifications for road transportation vehicle of explosive substance and chemical toxic substance (English PDF)

4.2.5 Capacity of tank

The capacity of tank vehicle carrying explosive substance shall not exceed 20

m3. The capacity of tank vehicle carrying chemical toxic substance shall not

exceed 10 m3.

4.2.6 Protective requirements for tanks and accessories

4.2.6.1 The pipes and fittings on tank and the tank itself shall not exceed the

side protection devices and lower rear protective devices of the vehicle. The

distance between the outer side of the pipes and fittings on the tank rear seals

and the tank rear seals and vertical projection of the inner side of the rear and

lower side of the protective device in the direction of the vehicle length shall be

greater than or equal to 150 mm.

4.2.6.2 The top of the tank shall be provided with a capsizing protection of

sufficient strength, which shall contain a discharge valve capable of discharging

the liquid accumulated in the tank. The top points of fittings, valves and other

accessories in the tank shall be at least 20 mm below the highest point of the

capsizing protection.

4.2.7 Basic requirements of cargo compartment

4.2.7.1 The cargo compartment structure is closed with fire-proof, rain-proof,

anti-theft function and certain strength and rigidity. The inside skin of the cargo

compartment shall be made of non-ferrous metal or non-metallic material which

is not easy to ignite. The space between the outer skin and the inner skin on

the wall of the cargo compartment shall be filled with flame-resistant and heat

insulation material. Ventilation windows with rain-proof function shall be

provided for the side wall or front and rear walls of the cargo compartment.

4.2.7.2 The cargo compartment doors shall be fitted with sealing strips. The

sealing strips shall be firm and reliable, rain-proof and dust-proof.

4.2.7.3 The door hinges of the cargo compartment shall be fixed and rotating

freely. The latching mechanism shall be safe and reliable.

4.2.7.4 No lighting or electrical wiring shall be installed in the cargo

compartment.

4.2.7.5 The cargo compartment shall be equipped with cargo fixing and

fastening devices. A certain number of fixed rope hooks shall be arranged on

the front wall and side wall of the cargo compartment.

4.2.7.6 The cargo fire alarm shall be equipped in the cargo compartment. The

anti-theft alarm shall be set up on the door of the cargo compartment. the total

quantity shall be large. For vehicles with the total mass higher than or equal to

A dry powder fire extinguisher shall be provided in the cab. Each side of the

vehicle shall be fitted with one fire extinguisher in accordance with the

performance of the loaded medium. The fire extinguisher shall be fixed firmly

and easily accessible.

4.2.11 Driving recorder

4.2.11.1 The installation of driving recorders for vehicles shall comply with the

relevant requirement of 8.6.5 in GB 7258-2012.

4.2.11.2 Driving recorders shall be installed inside the cab where data can be

viewed and extracted by the user.

4.2.11.3 The main power source of driving recorder shall be the vehicle power.

All wires shall be properly protected so as to ensure that these wires do not

touch the components that may cause insulation damage. They shall be

arranged neatly and reliably.

4.2.12 Vehicle terminal of monitor

4.2.12.1 The vehicle shall be fitted with a vehicle terminal of Global Positioning

System (GPS) complying with the requirements of JT/T 794.

4.2.12.2 The GPS vehicle terminals shall be installed in the cab or in the

appropriate location of the trailer as required.

4.2.12.3 The main power source for the GPS vehicle terminal shall be the

vehicle power supply. When the vehicle power supply is not available, it can be

supplied by the spare battery pack of the vehicle terminal, which can support

normal working for 8 hours. The wire of power supply shall be clearly identified

by different colors or marks (marked at equal intervals). The wiring shall be

neatly arranged and fixed reliably. The antenna shall be away from other

sensitive electronic equipment. The ground wire of the vehicle terminal shall be

connected to the chassis of the vehicle.

4.2.13 Other requirements

There shall be space for emergency facilities and appliance to place emergency

facilities within the cab.

5.1 The vehicle shall be fitted with signs (see Appendix A for pattern) and lamps

that conform to the requirements of GB 13392.

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