GB 7956.1-2014Fire fighting vehicles - Part 1: General technical specifications (English PDF)

4.1 Classification

4.1.1 Classification by function Fire-fighting vehicles are classified into four types by function: suppression-type fire-fighting vehicle, aerial fire-fighting vehicle, specialized fire-fighting vehicle and auxiliary fire-fighting vehicle.

4.1.2 Classification by structure Fire-fighting vehicles are classified into three types by structure: tank-type fire- fighting vehicle, aerial fire-fighting vehicle and special fire-fighting vehicle.

4.2 Model

4.2.1 Model composition Fire-fighting vehicle product models are composed of enterprise name code, type code, principal parameter code, product No., structural feature code, purpose feature code, classification code and fire-fighting equipment principal parameter code of fire-fighting vehicle, and, where necessary, fire-fighting vehicle enterprise-specified code may be added. Model is compiled as follows: unchanged, otherwise, the principal parameter code shall be changed.

4.3.2 The product No. shall be changed if the principal parameter keeps unchanged due to numerical value rounding.

4.3.3 The numerical value rounding for principal parameter shall comply with those specified in GB/T 8170.

5.1 Complete vehicle performance

5.1.1 Reliably running performance Fire-fighting vehicle shall be subjected to 5,000 km running reliability test. Running reliability test shall be carried out after other tests. After test, all functions of the fire-fighting vehicle shall be normal and all components shall be free from damage, displacement, fracture, poor contact, oil leakage, water leakage or air leakage; acceleration performance, maximum speed, braking performance and fire-fighting performance shall not be inferior to those before running reliability test. See Table 2 for the mileage distribution of running reliability test. Table 2 -- Mileage distribution of 5,000 km running reliability test for fire- fighting vehicle Function type of fire- fighting vehicle Mileage distribution of running reliability test Suppression-type Specialized type Auxiliary type 2,000 km paved road (including 500 km high-speed road) 1,500 km uneven and damaged road 1,500 km mountain road Aerial type 5,000 km paved road (including 1,000 km high-speed road)

5.1.2 Power performance

5.1.2.1 The specific power shall comply with those specified in Table 3.

5.1.6 Safety

5.1.6.1 Safety protection performance 5.1.6.1.1 Rear visual field of fire-fighting vehicle shall comply with the requirements of GB 15084. Installation requirements of external lighting and signal devices shall comply with those specified in GB 4785-2007. 5.1.6.1.2 The combustion characteristic of internal decorating materials of fire- fighting vehicle shall comply with those specified in GB 8410. 5.1.6.1.3 Fuel system and air vent nozzle pointing direction of fire-fighting vehicle shall comply with the requirements of

12.5 in GB 7258-2012. 5.1.6.1.4 Lateral protection of fire-fighting vehicle shall comply with those specified in GB 11567.1 which is not applicable to fire-fighting vehicle re- manufactured by adopting cross-country chassis. 5.1.6.1.5 Rear underrun protection of fire-fighting vehicle shall comply with those specified in GB 11567.2 which is not applicable to fire-fighting vehicle re- manufactured by adopting cross-country chassis. 5.1.6.1.6 External surface of fire-fighting vehicle shall comply with those specified in GB 20182 and shall free from thin projection and sharp edge; there shall be no articles or heat sources possibly hurting the operation personnel surrounding the operating area of fire-fighting unit. 5.1.6.1.7 Protective devices shall be arranged for the hot surface exceeding 60 °C which is possibly touched by the personnel and high-speed rotating object. 5.1.6.1.8 As for interface of water hose with nominal diameter greater than 65 mm and pipeline with pressure not less than

1.8 MPa on the fire-fighting vehicle, they shall be far away from operation personnel or protective measures shall be taken so that they will not hurt the operation personnel. 5.1.6.1.9 Pressure vessels used for the fire-fighting vehicle shall be manufactured by enterprises with corresponding production qualification. 5.1.6.1.10 As for installation of pressure vessels on the fire-fighting vehicle, soft, corrosion-proof and damped lining shall be used at the contact area between pressure vessel and hard object.

5.1.6.2 Height of mass center and stable roll angle Height of mass center and stable roll angle of full-load fire-fighting vehicle shall meet those specified in Table 7. products shall comply with those specified in GB/T 18411, with the operating temperature range of the fire-fighting vehicle indicated.

5.2.2 The vehicle identification number of fire-fighting vehicle shall comply with the requirements of GB 16735 as well as those specified in

4.1.3 of GB 7258- 2012.

5.2.3 The color of fire-fighting vehicle body shall be R03 bright red specified in GB/T 3181.

5.2.4 Retro-reflective mark shall be pasted on rear part and two side surfaces of the fire-fighting vehicle in accordance with the requirements of GB 7258- 2012.

5.2.5 License plates (brackets) of fire-fighting vehicle and their positions shall comply with those specified in GB 15741.

5.2.6 Tyre inflation pressure of fire-fighting vehicle shall be indicated on the vehicle body above the tyre; unit of inflation pressure is "kPa", and "kg/cm2" with the font size not greater than legal measurement unit may be indicated in brackets below the inflation pressure.

5.3 General requirements for chassis

5.3.1 National legal measurement units shall be adopted for various instruments used for chassis.

5.3.2 Power performance of chassis shall comply with those specified in 5.1.2.

5.3.3 If the selected engine is equipped with automatic fuel cut-off system, this system shall possess manual switch which can cut off the system work.

5.3.4 Imported chassis shall comply with those specified in 5.3.1 ~

5.3.3 and possess Chinese operating instruction, Chinese Maintenance manual, etc.

5.4.1 Requirements before chassis remanufacture

5.4.1.1 Engine cooling If chassis used for fire-fighting vehicle need to drive high power load in parking state, additional cooling system shall be installed for its engine cooling system, the cooling medium of additional cooling system shall not be mixed with the engine cooling water, and there shall be device emptying the cooling medium arranged at the lowest point. Additional cooling system shall be able to control the engine temperature within the specified range under various design

5.4.1.6 Exhaust system 5.4.1.6.1 Exhaust port shall not face to operation personnel or right side of fire- fighting vehicle. 5.4.1.6.2 Exhaust pipe shall not be arranged at the place possibly causing overheat of components or fire-fighting unit of vehicle. 5.4.1.6.3 Silencer shall be installed for exhaust pipe. 5.4.1.6.4 Protective device shall be arranged at where exhaust system is exposed so as to avoid potential injury to operation personnel.

5.4.1.7 Braking system 5.4.1.7.1 Compressed air of air braking system shall not be used for jacking emergency rescue equipment like gas cushion, pneumatic tool, etc. 5.4.1.7.2 As for the fire-fighting vehicle, if compressed air of air braking system of chassis is adopted as the air source for components like pneumatic valve, etc., air shall be taken at the part specified by the chassis manufacturer, and control valve and filter shall be installed in the air-taking pipeline; the pipeline is made of the same material as that of the chassis brake pipe but has different colors. 5.4.1.7.3 Air pipes of braking line and air consumption components shall not contact frame edge, jackstay, bolt head or support, if it is inevitable, protection measures like retainer, corrugated tube or rubber clip. 5.4.1.7.4 Fastening measures shall be taken to fix the air pipes of braking line and air consumption components on the frame; the spacing of fastening pieces shall not be greater than 600 mm. 5.4.1.7.5 Air pipe of braking line and air consumption components less than 300 mm away from the heating components like exhaust pipe, etc. shall be protected by taking heat insulation measures. 5.4.1.7.6 Air pipes of braking line and air consumption components shall not contact hazardous liquids like acidic liquid of storage battery; nylon pipes shall not be painted. 5.4.1.7.7 Remanufactured air braking system or hydraulic braking system shall be free from air leakage or oil leakage.

5.4.1.8 Fuel system 5.4.1.8.1 Fuel tank and fuel pipeline shall be solid and firmly fixed, and free

5.5.2.4 In cab and passenger compartment, the distance from seat back top to seat upper plane shall not be less than 450 mm.

5.5.2.5 Front and rear positions of driver's seat shall be adjustable.

5.5.2.6 Seats in cab and passenger compartment shall be strong and rigid enough and be fixed reliably; seat strength shall comply with those specified in GB 13057.

5.5.2.7 In cab and passenger compartment, seat cushion and seat-back shall be made of non-metal soft flame retardant material with the flame-retardant performance meeting those specified in GB 8410 as well as environmental protection requirements.

5.5.2.8 If air breathing apparatus is installed at rear part of seat in cab and passenger compartment, the area where people seat shall meet the requirements of 5.5.2.1 ~ 5.5.2.4.

5.5.2.9 The number of people in cab and passenger compartment shall not exceed 12.

5.5.3 Vehicle door

5.5.3.1 Opening of cab and passenger compartment doors (except driver door) shall not be less than 85°. The dimension of passenger compartment door shall not be less than that of cab door.

5.5.3.2 Cab and passenger compartment doors shall be opened/closed flexibly; the door lock shall be able to be operated when wearing protective gloves. The vehicle doors shall not open automatically during the driving of fire-fighting vehicle.

5.5.3.3 If two or more rows of seats are arranged in cab and passenger compartment, there shall be four vehicle doors (except airport fire-fighting vehicle).

5.5.3.4 Vehicle windows shall be opened/closed flexibly, and they shall not open automatically.

5.5.3.5 Safety glasses in accordance with GB 9656 shall be used for the vehicle windows.

5.5.4 Boarding/alighting footboard In the cab and passenger compartment, the spacing of boarding/alighting footboards is not greater than 270 mm, the length of boarding/alighting footboard for passengers (except that at driver side) is not less than 200 mm protective covering and reinforcing rib shall be same as that of the original cab.

5.5.7 Internal and external operation requirements of cab and passenger compartment

5.5.7.1 In cab and passenger compartment, lamp switch, alarm light and alarm switch, storage box switch, slide board handle, vehicle door and window opening/closing shall be able to be operated when protective gloves are worn.

5.5.7.2 In cab and passenger compartment, if air breathing apparatus is installed at rear part of seat, there shall be mechanical locking mechanism locking the air breathing apparatus, the unlocking handle of mechanical locking mechanism shall be at the place easily contacted by the passenger, and the handle shall be with such size that it may be operated when protective gloves are worn.

5.5.7.3 As for cab and passenger compartment capable of being turned over, two-way turnover mechanism capable of bearing load uniformly on left and right shall be adopted, and the turnover angle shall not be less than 45°. Turnover mechanism shall be operated flexibly, and reliable locking device and safety device shall be installed for it so that the cab and passenger compartment will not turn over during traveling and they will not fall down automatically after being turned over, and there shall be Chinese instruction reminding the operation personnel how to correctly use the control mechanism at the visible place nearby the turnover control mechanism.

5.5.8 Safety requirements

5.5.8.1 Audible and visual alarm device shall be installed at the place visible for the driver to indicate whether engine temperature and lubricant level is abnormal.

5.5.8.2 External surface of passenger compartment shall be free from sharp corner and sharp edge.

5.5.8.3 If power output device is installed below cab or passenger compartment, materials with good heat insulation effective shall be used between them.

5.5.8.4 There shall be no sharp corner, sharp edge or protrusion possibly hurting personnel in the passenger compartment.

5.5.8.5 The place where collision with personnel is possible in passenger compartment shall be subjected to softening treatment. The softened layer shall be made of flame-retardant material whose flame-retardant performance comply with the requirements of GB 8410 and the environmental protection requirements.

5.6.3 Legal Unit of the Measurement of the People's Republic of China shall be adopted for the metering instruments used for fire-fighting vehicle.

5.6.4 Pointer instruments and digital instruments with the panel diameter less than 60 mm shall not use two or more kinds of units of measurement.

5.6.5 As for operations which cause danger when conducted wrongly as well as the complex ones, Chinese characters or illustration shall be arranged at the place visible for the operation personnel to describe operation procedure, method and consequence possibly caused in case of mis-operation. Chinese characters or illustration shall be legible and readable for operation personnel who are at operating position; as for operations possibly causing danger as well as its consequence shall be described in red with the font size larger than that of others by one grade. Chinese characters or illustration shall be kept permanently without shedding due to vibration, high temperature, water and other environmental reasons; lighting shall be arranged for the nameplates for the convenience of reading.

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Notes and Explanations

Note 1:**[GB 7956.1-2014](https://