JT/T 325-2018 PDF English
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| JT/T 325-2018 | English | 145 |
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Type dividing and class rating for commercial motor-vehicles of passenger transport
| Valid |
| JT/T 325-2013 | English | 559 |
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Type dividing and class rating for commercial motor-vehicles of passenger transport
| Obsolete |
| JT/T 325-2010 | English | 519 |
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Type dividing and class rating for commercial motor-vehicles of passenger transport
| Obsolete |
| JT/T 325-2006 | English | 519 |
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Type dividing and class rating for commercial motor-vehicles of passenger transport
| Obsolete |
| JT/T 325-2004 | English | 439 |
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Type dividing and class rating for commercial motor-vehicles of passenger transport
| Obsolete |
| JT/T 325-2002 | English | RFQ |
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Type dividing and class rating for Commercial motor-vehicles of passenger transport
| Obsolete |
| JT/T 325-1997 | English | 599 |
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Type dividing and class rating for commercial motor-vehicles of passenger transport
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Excerpted PDFs (Download full copy in 9 seconds upon purchase)PDF Preview: JT/T 325-2018
JT/T 325-2018: Type dividing and class rating for commercial motor-vehicles of passenger transport
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/JTT325-2018
JT
TRANSPORTATION INDUSTRY STANDARD
ICS 03.220.20
P 16
Record no..
Replacing JT/T 325-2013
Type dividing and class rating for commercial
motor-vehicles of passenger transport
Issued on. MAY 22, 2018
Implemented on. AUGUST 1, 2018
Issued by. Ministry of Transport of the People's Republic of China
Table of Contents
Foreword... 3
1 Scope... 7
2 Normative references... 7
3 Terms and definitions... 8
4 Type dividing... 9
5 Class rating... 9
6 Class rating contents... 10
7 Class rating rules... 10
8 Class rating requirements... 11
Bibliography... 19
1 Scope
This Standard specifies the type and class dividing for commercial motor-vehicles of
passenger transport as well the contents, rules and requirements for class rating.
This Standard applies to the class rating of buses of classes B and III of categories B
and III and passenger cars for commercial road passenger transport.
2 Normative references
The following referenced documents are indispensable for the application of this
document. For dated references, only the edition dated applies to this document. For
undated references, the latest edition of the referenced documents (including all
amendments) applies to this document.
GB 7258, Safety specifications for power-driven vehicles operating on roads
GB 13094, Safety requirements for bus construction
GB/T 13594, Antilock braking performance and test procedure for motor vehicles
and their trailers
GB/T 16887, Safety requirements for sleeper bus construction
GB/T 17729, Hygienic standard for the air quality inside long distance coach
GB 18565, Composite performance requirement and detecting methods for road
transport vehicles
GB 19239, Mounting requirements of special equipment for gas vehicle
GB/T 20734, Mounting requirements for liquefied natural gas vehicle special
equipment
GB/T 23334, Open-type roof escape hatch on bus
GB 30678, Safety signs and information symbols for the use of bus
GB 34655, Specifications for extinguishing equipment arrangement in bus
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
commercial motor-vehicles of passenger transport
motor-vehicles which are used for commercial road passenger transport, including
buses and passenger cars
3.2
passenger space
space which is used for passengers and crew, including driver zone and passenger
zone
4 Type dividing
4.1 Commercial motor-vehicles of passenger transport includes two types, i.e. buses
and passenger cars.
4.3 Passenger cars are not divided into types.
5 Class rating
For class rating see Table 2.
6 Class rating contents
6.1 The main contents of bus rating include. bus structure, chassis, configuration,
active safety, dynamic performance, inside noise, air conditioning and control, etc.
7 Class rating rules
7.1 Necessary conditions
All rating indexes specified in Clause 8 are necessary conditions.
7.2 Class rating for brand new commercial motor-vehicles of passenger
transport
Brand new commercial motor-vehicles of passenger transport refer to new products
developed by manufacturing enterprises or commercial motor-vehicles of passenger
transport which are imported from abroad; class rating is carried out as specified in
Clause 8, in accordance with the technical documents (import inspection documents)
supplied by the manufacturer and real vehicle testing results.
7.3 Class rating for in-use commercial motor-vehicles of passenger transport
7.3.4 Passenger cars shall be as required in GB 7258.
7.3.5 For in-use buses whose class have been rated, their class shall be re-rated in a
transfer.
8 Class rating requirements
8.1 General requirements for bus class rating
8.1.1 Fuel consumption shall be as specified in JT/T 711.
8.1.6 Buses shall be marked with number of seats provided for passengers (including
the driver) by them, at a plainly visible position outside vehicle body near passenger
doors, using Chinese characters or Arabic numerals having a length greater than or
equal to 100 mm.
8.1.7 Inside air quality of buses shall be as specified in GB/T 17729.
8.1.8 Air cleaners shall have the functions of sterilization and elimination of harmful
gases.
8.1.9 Rain proof performance shall be as specified in QC/T 476.
8.1.10 The second or third axle of extra-large buses shall have follow-up steering
mechanisms.
8.1.15 Buses (not including hydrogen fuel battery buses) with a length greater than 9
m shall be equipped with at least 2 escape hatches; buses with a length greater than
7 m but less than or equal to 9 m, shall be equipped with at least one escape hatch.
Open-type escape hatches shall be as required by GB/T 23334.
8.1.16 The installation of special equipment of liquefied petroleum gas and
compressed natural gas buses shall be as specified in GB 19239; the installation of
special equipment of liquefied natural gas vehicles shall be as specified in GB/T 20734.
8.1.17 Flame resistance of interior materials for buses shall be as specified in JT/T
1095.
8.1.18 If an eddy current retarder is installed, its installation location shall be equipped
with a temperature alarm system or automatic fire extinguisher.
8.1.19 Buses shall be provided with at least two parking wedges (e.g. triangular wood
trigs).
8.1.27 Equipping of fire extinguishers on buses shall be as specified in GB 34655.
8.1.28 Fire extinguishing apparatus shall be equipped in power battery box of battery
electric buses and hybrid electric buses, which have an alarm function.
8.1.29 Use the pure electric test conditions of the 40 km/h uniform velocity method for
hybrid electric buses, and the driving range shall not be less than 200 km.
8.1.30 The ratio of the total mass to the complete vehicle kerb mass of power battery
system of battery electric buses shall not be greater than 20%.
8.1.31 Buses shall not be equipped with roof racks on the top.
8.2 Necessary conditions for bus class rating
8.2.1 Necessary conditions for seater bus rating
For the necessary conditions for bus class rating see Table 3; inside noise shall comply
with relevant provisions on the running noise limits inside vehicle at a uniform velocity
and measurement method.
8.2.2 Necessary conditions for sleeper bus class rating
8.2.2.1 Sleeper bus class rating, except seats, luggage space volume, inside luggage
rack, etc., shall be as specified in 8.2.1.Dimensions of sleepers are measured as
specified in GB/T 16887 and shall be as specified in Table 4.
8.2.2.6 The surface of metallic parts of sleeper buses such as supporting bars, ladders
and guardrail, shall be covered by soft materials.
8.2.2.7 The air-conditioning air flow between upper and lower berths of sleeper buses
of high and medium classes shall be distributed uniformly and the per capita ventilation
volume shall be greater than 30% of that of seater buses of equivalent classes.
JT/T 325-2018
JT
TRANSPORTATION INDUSTRY STANDARD
ICS 03.220.20
P 16
Record no..
Replacing JT/T 325-2013
Type dividing and class rating for commercial
motor-vehicles of passenger transport
Issued on. MAY 22, 2018
Implemented on. AUGUST 1, 2018
Issued by. Ministry of Transport of the People's Republic of China
Table of Contents
Foreword... 3
1 Scope... 7
2 Normative references... 7
3 Terms and definitions... 8
4 Type dividing... 9
5 Class rating... 9
6 Class rating contents... 10
7 Class rating rules... 10
8 Class rating requirements... 11
Bibliography... 19
1 Scope
This Standard specifies the type and class dividing for commercial motor-vehicles of
passenger transport as well the contents, rules and requirements for class rating.
This Standard applies to the class rating of buses of classes B and III of categories B
and III and passenger cars for commercial road passenger transport.
2 Normative references
The following referenced documents are indispensable for the application of this
document. For dated references, only the edition dated applies to this document. For
undated references, the latest edition of the referenced documents (including all
amendments) applies to this document.
GB 7258, Safety specifications for power-driven vehicles operating on roads
GB 13094, Safety requirements for bus construction
GB/T 13594, Antilock braking performance and test procedure for motor vehicles
and their trailers
GB/T 16887, Safety requirements for sleeper bus construction
GB/T 17729, Hygienic standard for the air quality inside long distance coach
GB 18565, Composite performance requirement and detecting methods for road
transport vehicles
GB 19239, Mounting requirements of special equipment for gas vehicle
GB/T 20734, Mounting requirements for liquefied natural gas vehicle special
equipment
GB/T 23334, Open-type roof escape hatch on bus
GB 30678, Safety signs and information symbols for the use of bus
GB 34655, Specifications for extinguishing equipment arrangement in bus
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
commercial motor-vehicles of passenger transport
motor-vehicles which are used for commercial road passenger transport, including
buses and passenger cars
3.2
passenger space
space which is used for passengers and crew, including driver zone and passenger
zone
4 Type dividing
4.1 Commercial motor-vehicles of passenger transport includes two types, i.e. buses
and passenger cars.
4.3 Passenger cars are not divided into types.
5 Class rating
For class rating see Table 2.
6 Class rating contents
6.1 The main contents of bus rating include. bus structure, chassis, configuration,
active safety, dynamic performance, inside noise, air conditioning and control, etc.
7 Class rating rules
7.1 Necessary conditions
All rating indexes specified in Clause 8 are necessary conditions.
7.2 Class rating for brand new commercial motor-vehicles of passenger
transport
Brand new commercial motor-vehicles of passenger transport refer to new products
developed by manufacturing enterprises or commercial motor-vehicles of passenger
transport which are imported from abroad; class rating is carried out as specified in
Clause 8, in accordance with the technical documents (import inspection documents)
supplied by the manufacturer and real vehicle testing results.
7.3 Class rating for in-use commercial motor-vehicles of passenger transport
7.3.4 Passenger cars shall be as required in GB 7258.
7.3.5 For in-use buses whose class have been rated, their class shall be re-rated in a
transfer.
8 Class rating requirements
8.1 General requirements for bus class rating
8.1.1 Fuel consumption shall be as specified in JT/T 711.
8.1.6 Buses shall be marked with number of seats provided for passengers (including
the driver) by them, at a plainly visible position outside vehicle body near passenger
doors, using Chinese characters or Arabic numerals having a length greater than or
equal to 100 mm.
8.1.7 Inside air quality of buses shall be as specified in GB/T 17729.
8.1.8 Air cleaners shall have the functions of sterilization and elimination of harmful
gases.
8.1.9 Rain proof performance shall be as specified in QC/T 476.
8.1.10 The second or third axle of extra-large buses shall have follow-up steering
mechanisms.
8.1.15 Buses (not including hydrogen fuel battery buses) with a length greater than 9
m shall be equipped with at least 2 escape hatches; buses with a length greater than
7 m but less than or equal to 9 m, shall be equipped with at least one escape hatch.
Open-type escape hatches shall be as required by GB/T 23334.
8.1.16 The installation of special equipment of liquefied petroleum gas and
compressed natural gas buses shall be as specified in GB 19239; the installation of
special equipment of liquefied natural gas vehicles shall be as specified in GB/T 20734.
8.1.17 Flame resistance of interior materials for buses shall be as specified in JT/T
1095.
8.1.18 If an eddy current retarder is installed, its installation location shall be equipped
with a temperature alarm system or automatic fire extinguisher.
8.1.19 Buses shall be provided with at least two parking wedges (e.g. triangular wood
trigs).
8.1.27 Equipping of fire extinguishers on buses shall be as specified in GB 34655.
8.1.28 Fire extinguishing apparatus shall be equipped in power battery box of battery
electric buses and hybrid electric buses, which have an alarm function.
8.1.29 Use the pure electric test conditions of the 40 km/h uniform velocity method for
hybrid electric buses, and the driving range shall not be less than 200 km.
8.1.30 The ratio of the total mass to the complete vehicle kerb mass of power battery
system of battery electric buses shall not be greater than 20%.
8.1.31 Buses shall not be equipped with roof racks on the top.
8.2 Necessary conditions for bus class rating
8.2.1 Necessary conditions for seater bus rating
For the necessary conditions for bus class rating see Table 3; inside noise shall comply
with relevant provisions on the running noise limits inside vehicle at a uniform velocity
and measurement method.
8.2.2 Necessary conditions for sleeper bus class rating
8.2.2.1 Sleeper bus class rating, except seats, luggage space volume, inside luggage
rack, etc., shall be as specified in 8.2.1.Dimensions of sleepers are measured as
specified in GB/T 16887 and shall be as specified in Table 4.
8.2.2.6 The surface of metallic parts of sleeper buses such as supporting bars, ladders
and guardrail, shall be covered by soft materials.
8.2.2.7 The air-conditioning air flow between upper and lower berths of sleeper buses
of high and medium classes shall be distributed uniformly and the per capita ventilation
volume shall be greater than 30% of that of seater buses of equivalent classes.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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