Announcement of the Ministry of Housing and Urban-Rural Development of the People's Republic of China
[2022] No. 105
Announcement of the Ministry of Housing and Urban-Rural Development of the People's Republic of China on publishing the national standard for design of straddle monorail transit
Standard for design of straddle monorail transit has been approved as a national standard with a serial number of GB/T 50458-2022, and shall be implemented from December 1, 2022. The original national standard GB 50458-2008 Code for design of straddle monorail transit shall be abolished at the same time.
This standard is published on the portal website (www.mohurd.gov.cn) of the Ministry of Housing and Urban-Rural Development of the People's Republic of China. Authorized by the Research Institute of Standards and Norms of the Ministry of Housing and Urban-Rural Development of the People's Republic of China, this standard is published and distributed by China Architecture & Building Press.
Ministry of Housing and Urban-Rural Development of the People's Republic of China
July 15, 2022
Foreword
According to the requirements of Document JIAN BIAO HAN [2015] No.274 issued by the Ministry of Housing and Urban-Rural Development of the People's Republic of China - Notice on printing and distributing the ‘Plan 2016 on the development and revision of engineering construction standards and codes’, the drafting group has revised this standard through extensive investigation and study, careful summarization of practical experience and consultation with relevant international and foreign advanced standards and on the basis of widely soliciting for opinions.
The main technical contents of this standard are: 1 General provisions; 2 Terms; 3. Traffic organization and operation management; 4 Vehicle; 5 Gauge; 6 Line; 7 Interval structure; 8 Turnout; 9 Station building; 10 Structure of station; 11 Power supply; 12 Ticketing system; 13 Escalator, autowalk and elevator; 14 Platform screen door; 15 Ventilation, air conditioning and heating; 16 Water supply and drainage; 17 Signal; 18 Communication; 19 Integrated monitoring; 20 Operation control center; 21 Base for the vehicle; 22 Disaster prevention; 23 Energy saving; 24 Environmental protection and landscape.
The main technical contents of the revision of this standard are as follows: 1. the B-type monorail and related technical contents have been added; 2. the technical contents of new turnouts have been added; 3. the content composition of some clauses and subclauses have been adjusted; and 4. the corresponding provisions of this standard have been revised according to the current national standards such as GB 50157 Code for design of metro, GB 51298 Standard for fire protection design of metro and GB 50016 Code for fire protection design of buildings.
The Ministry of Housing and Urban-Rural Development of the People's Republic of China is in charge of the administration of this standard.
1 General provisions
1.0.1 This standard is formulated in order to make the engineering design of straddle monorail traffic safe and reliable, reasonable in function, energy-saving and environmental protection, economical and applicable, and advanced in technology.
1.0.2 This standard is applicable to the design of new construction, expansion and reconstruction projects of straddle monorail transit with the highest running speed not exceeding 100 km/h.
1.0.3 The design of straddle monorail transit shall conform to the urban land space planning, urban comprehensive transportation system planning, urban rail transit network planning and urban rail transit construction planning, and shall be coordinated with other transportation planning.
1.0.4 The straddle monorail transit shall be planned and constructed in an orderly manner with the urban rail transit network, and the connection conditions for the continued construction shall be reserved, so as to achieve convenient transfer, resource sharing, intensive construction and network operation.
1.0.5 The design life of straddle monorail transit shall be divided into three stages: initial stage, short-term stage and long-term stage. The short term shall be defined as the third year, the short term as the tenth year, and the long term as the 25th year, after completion and opening to traffic. The forecast period of passenger flow shall be consistent with the design life.
1.0.6 The straddle monorail transit lines shall be fully enclosed, double-track right-hand running lines, and shall ensure the safety of train operation under the monitoring of safety protection system.
1.0.7 The design of straddle monorail transit projects shall be made to determine the line position, direction, starting and ending point, station distribution, vehicle base and parking lot location according to the urban rail transit network planning, urban rail transit construction planning, passenger flow characteristics, topography, service level and system transportation capacity.
1.0.8 The construction scale, equipment configuration and capacity, vehicle base and parking lot area of straddle monorail transit shall be determined according to the long-term forecast passenger flow and system transportation capacity. For projects and equipment that may be constructed by stages, conditions for phased construction and capacity expansion shall be reserved.
1.0.9 The design of straddle monorail transit shall be made to save resources and energy on the premise of satisfying functions and ensuring safety and reliability, and shall meet the needs of building smart urban rail, advocate scientific and technological innovation and maximize the value in the life cycle of engineering projects. Elevated lines shall be mainly designed, but for the sections where the former is inaccessible, underground lines may be set up.
1.0.10 The design service life of the main engineering structure of straddle monorail transit as well as other engineering structures that have a significant impact on the system and operation due to damage or overhaul shall be 100 years.
1.0.11 In the case of engineering seismic fortification, the fortification intensity shall be determined according to the seismic safety assessment requirements approved by the competent department of the local government.
1.0.12 The straddle monorail transit projects across and adjoining rivers shall be designed according to the flood frequency not less than once in a hundred years.
1.0.13 The initial, short-term and long-term vehicle allocation and train formation shall be determined according to the predicted initial, short-term and long-term passenger flow, vehicle capacity and set traffic density respectively.
1.0.14 In the case of determining the transportation capacity of a straddle monorail transit system, the number of vehicles shall be the sum of the number of seats in the carriages and the number of people standing on the effective spare floor area, with the number of people standing on the effective spare floor area in the carriages should be calculated as 5 people/m2 ~ 6 people/m2.
1.0.15 The vehicle base, parking lot, main substation and operation control center of straddle monorail transit shall be arranged uniformly according to the planning and construction time sequence of urban rail transit network as well as the requirements of urban planning, and resources shall be shared.
1.0.16 The design of elevated and ground stations and sections, entrances and exits of underground stations, ventilation pavilions and other ground buildings shall be coordinated with the urban landscape and surrounding environment.
1.0.17 The design of underground structure and engineering waterproof of straddle monorail transit projects shall meet the requirements of this standard as well as the relevant provisions of the current national standard GB50157 Code for design of metro.
1.0.18 The straddle monorail transit projects shall be designed to reduce the impact on the surrounding ecological environment, and the waste gas, waste water and waste materials discharged by each system shall conform to the relevant provisions of the current national standards.
1.0.19 The straddle monorail traffic shall be designed in consideration with comprehensive safety measures on prevention, alarm and rescue for disasters and accidents such as fire, wind disaster, flood, snow and ice disaster, lightning strike, earthquake and parking failure, and corresponding equipment and rescue facilities shall be well provided.
1.0.20 The security facilities of straddle monorail transit projects shall be determined according to the safety requirements of cities where these projects are conducted. The stations provided with security systems shall be designed in accordance with the relevant provisions of the current national standards GB 51151 Technical code for engineering of public security and protection system of urban rail transit and GA 1467 Security requirements for urban rail transit.
1.0.21 The vehicles and electromechanical equipment of straddle monorail transit shall be technologically and economically reasonable, mature and reliable products which meet the functional requirements, and their standardization, serialization and independent production shall be gradually realized.
1.0.22 Longitudinal maintenance and evacuation passages shall be set in elevated sections of straddle monorail transit, and shall be designed to meet safety requirements.
1.0.23 In addition to this standard, the design of straddle monorail transit shall also meet the requirements of the current relevant standards of the nation.
2 Terms
2.0.1
monorail transit
medium-capacity rail transit system using electric traction trains running on a track beam. According to the position relationship between vehicles and track beams, monorail traffic may be divided into straddle monorail traffic and suspension monorail traffic
2.0.2
straddle monorail transit
type of monorail transit that rubber wheels of the vehicle are used for straddling the track beam with beam-rail integration, and besides the running wheels, guide wheels and stabilizing wheels are arranged on both sides of the bogie, which are clamped on both sides of the track beam to ensure the safe and stable running of the vehicle along the track
2.0.3
combined operation of fast and slow trains
operation mode with express and slow trains mixed so that express train overtakes a train running ahead via an auxiliary line configured for station concerned along the line, and quickly passes through several stations to accelerate travel of the train according to the train operation plan
2.0.4
overtaking station
station where slow trains stop and express trains overtake the configured line
2.0.5
overline operation
operation mode with the operating trains running from one line to another when running on two or more lines with the same or compatible standards
2.0.6
interoperability
for lines with the same model and the same equipment system and civil engineering conditions, the operating trains are organized to conduct overline operation; or for lines with the same vehicle type but different equipment systems and civil engineering conditions, the overline operation of operating trains is realized through engineering technical transformation and technical treatment
2.0.7
track beam
beam structure carrying train load and used for vehicle operation guidance as well as the carrier of cables of power supply, signal, communication and other cables. A track beams of straddle monorail transit is usually made of prestressed concrete, referred to as "precast concrete track beam" ("PC track beam" for short). The steel beam or composite beam composed of several materials may also be used in some special sections
2.0.8
track beam bridge
bridge system composed of track beam and lower supporting track beam structure, wherein the lower supporting track beam structure includes ordinary pier, special-shaped pier, composite bridge and turnout platform
2.0.9
combined bridge
overlapping structure of "bridge on bridge” formed by a small-span track beam being supported on a long-span bridge after a long-span bridge structure is adopted to cross obstacles first in the case that the track beam cannot directly cross rivers, highways, railways or large intersections
2.0.10
super elevation rate
percentage of the arcsine function value of the rotation angle of the track beam around its center in curved section, that is, the ratio of transverse inclination of curved track beam, which is referred to as "superelevation" for short
2.0.11
catenary
electricity supply network consisting of a positive contact rail and a negative contact rail, and both contact rails are respectively connected with a traction substation through grid cables and return cables
2.0.12
contact rail
conductive rail made of metal rails and installed on the side of a track beam to provide traction power to a motor through a train current collector
2.0.13
joint turnout
switch equipment for changing train running lines, which is composed of several steel box rail beams articulated with T-shaped axles, supported by a trolley and driven by electricity, and after switching, the track beams are in the form of broken lines
2.0.14
joint flexible turnout
switch equipment for changing train running lines so as to ensure smooth passing of a train at a higher speed. It is composed of several steel box rail beams articulated with T-shaped axes, supported by a trolley and driven by electricity, and the guide plates and stabilizer plates on both sides of the beam may be flexed into curves or straight lines under the drive of flexing devices
2.0.15
translation type turnout
switch equipment for changing train running lines so as to ensure smooth passing of a train at a higher speed. Fixed on a trolley by straight and fixed curved steel box track beams, driven by electricity and guided by a balance guide device, it moves back and forth in parallel along the fixed direction, and connects with adjacent track beams to form a channel
2.0.16
pivot turnout
switch equipment composed of a beam, and during switching, a driving device is made to push (pull) a straight beam to rotate around a straight beam rotating shaft, so that the turnout is wholly switched to the alignment position with the adjacent track beam, and the connection with the track beam of the adjacent line is realized, thus changing the train running line
2.0.17
beam replacement turnout
switch equipment composed of a straight beam and a curved beam, and during switching, a driving device is made to push (pull) the straight beam to rotate around the straight beam rotating shaft, and at the same time, a connecting rod is made to drive the curved beam to rotate around the curved beam rotating shaft, so that the turnout beam is wholly switched to the position where the straight beam or the curved beam aligns with the track beam, thus realizing the connection with a track beam of the adjacent line
2.0.18
turnout platform
integral platform structure for installing track beams, turnouts and ancillary equipment.
2.0.19
longitudinal evacuation walkway
longitudinal continuous walkway in an interval parallel to the line and located between two lines or on one side of a single line for maintenance or evacuation
2.0.20
evacuation transit platform
arranged parallel to the line above a longitudinal maintenance evacuation passageway and outside the passenger compartment door of the vehicle, with the transfer platform surface lower than the floor surface of the carriage The personnel in the vehicle are evacuated to the longitudinal maintenance evacuation passageway through the evacuation transit platform and vertical step ladder
2.0.21
slow down set of vehicles
device on a straddle monorail vehicle used for evacuating passengers from the vehicle to a safe area in case of emergency
2.0.22
fully automatic operation mode
driving mode newly added for the conventional driving mode of signal system under the condition of fully automatic operation technology, which can realize driverless train operation (DTO) or unattended train operation (UTO). Under the corresponding mode, the whole process automatic control of train power-on, self-inspection, running in the section, running in the main line section, stopping and starting at the station, turning back at the terminal station, returning to the train depot, dormant power-off, vehicle washing and so on may be realized.
3 Traffic organization and operation management
4 Vehicle
5 Gauge
6 Line
7 Interval structure
8 Turnout
9 Station building
10 Structure of station
11 Power supply
12 Ticketing system
13 Escalator, autowalk and elevator
14 Platform screen door
15 Ventilation, air conditioning and heating
16 Water supply and drainage
17 Signal
18 Communication
19 Integrated monitoring
20 Operation control center
21 Base for the vehicle
22 Disaster prevention
23 Energy saving
24 Environmental protection and landscape
Annex A: Calculation method of equipment
Annex B: Gauge for type a vehicle
Explanation of wording in this standard
List of quoted standards
Addition: Explanation of provisions
Contents
Foreword i
1 General provisions
2 Terms
3 Traffic organization and operation management
4 Vehicle
5 Gauge
6 Line
7 Interval structure
8 Turnout
9 Station building
10 Structure of station
11 Power supply
12 Ticketing system
13 Escalator, autowalk and elevator
14 Platform screen door
15 Ventilation, air conditioning and heating
16 Water supply and drainage
17 Signal
18 Communication
19 Integrated monitoring
20 Operation control center
21 Base for the vehicle
22 Disaster prevention
23 Energy saving
24 Environmental protection and landscape
Annex A: Calculation method of equipment
Annex B: Gauge for type a vehicle
Explanation of wording in this standard
List of quoted standards
Addition: Explanation of provisions
Standard
GB/T 50458-2022 Standard for design of straddle monorail transit (English Version)
Announcement of the Ministry of Housing and Urban-Rural Development of the People's Republic of China
[2022] No. 105
Announcement of the Ministry of Housing and Urban-Rural Development of the People's Republic of China on publishing the national standard for design of straddle monorail transit
Standard for design of straddle monorail transit has been approved as a national standard with a serial number of GB/T 50458-2022, and shall be implemented from December 1, 2022. The original national standard GB 50458-2008 Code for design of straddle monorail transit shall be abolished at the same time.
This standard is published on the portal website (www.mohurd.gov.cn) of the Ministry of Housing and Urban-Rural Development of the People's Republic of China. Authorized by the Research Institute of Standards and Norms of the Ministry of Housing and Urban-Rural Development of the People's Republic of China, this standard is published and distributed by China Architecture & Building Press.
Ministry of Housing and Urban-Rural Development of the People's Republic of China
July 15, 2022
Foreword
According to the requirements of Document JIAN BIAO HAN [2015] No.274 issued by the Ministry of Housing and Urban-Rural Development of the People's Republic of China - Notice on printing and distributing the ‘Plan 2016 on the development and revision of engineering construction standards and codes’, the drafting group has revised this standard through extensive investigation and study, careful summarization of practical experience and consultation with relevant international and foreign advanced standards and on the basis of widely soliciting for opinions.
The main technical contents of this standard are: 1 General provisions; 2 Terms; 3. Traffic organization and operation management; 4 Vehicle; 5 Gauge; 6 Line; 7 Interval structure; 8 Turnout; 9 Station building; 10 Structure of station; 11 Power supply; 12 Ticketing system; 13 Escalator, autowalk and elevator; 14 Platform screen door; 15 Ventilation, air conditioning and heating; 16 Water supply and drainage; 17 Signal; 18 Communication; 19 Integrated monitoring; 20 Operation control center; 21 Base for the vehicle; 22 Disaster prevention; 23 Energy saving; 24 Environmental protection and landscape.
The main technical contents of the revision of this standard are as follows: 1. the B-type monorail and related technical contents have been added; 2. the technical contents of new turnouts have been added; 3. the content composition of some clauses and subclauses have been adjusted; and 4. the corresponding provisions of this standard have been revised according to the current national standards such as GB 50157 Code for design of metro, GB 51298 Standard for fire protection design of metro and GB 50016 Code for fire protection design of buildings.
The Ministry of Housing and Urban-Rural Development of the People's Republic of China is in charge of the administration of this standard.
1 General provisions
1.0.1 This standard is formulated in order to make the engineering design of straddle monorail traffic safe and reliable, reasonable in function, energy-saving and environmental protection, economical and applicable, and advanced in technology.
1.0.2 This standard is applicable to the design of new construction, expansion and reconstruction projects of straddle monorail transit with the highest running speed not exceeding 100 km/h.
1.0.3 The design of straddle monorail transit shall conform to the urban land space planning, urban comprehensive transportation system planning, urban rail transit network planning and urban rail transit construction planning, and shall be coordinated with other transportation planning.
1.0.4 The straddle monorail transit shall be planned and constructed in an orderly manner with the urban rail transit network, and the connection conditions for the continued construction shall be reserved, so as to achieve convenient transfer, resource sharing, intensive construction and network operation.
1.0.5 The design life of straddle monorail transit shall be divided into three stages: initial stage, short-term stage and long-term stage. The short term shall be defined as the third year, the short term as the tenth year, and the long term as the 25th year, after completion and opening to traffic. The forecast period of passenger flow shall be consistent with the design life.
1.0.6 The straddle monorail transit lines shall be fully enclosed, double-track right-hand running lines, and shall ensure the safety of train operation under the monitoring of safety protection system.
1.0.7 The design of straddle monorail transit projects shall be made to determine the line position, direction, starting and ending point, station distribution, vehicle base and parking lot location according to the urban rail transit network planning, urban rail transit construction planning, passenger flow characteristics, topography, service level and system transportation capacity.
1.0.8 The construction scale, equipment configuration and capacity, vehicle base and parking lot area of straddle monorail transit shall be determined according to the long-term forecast passenger flow and system transportation capacity. For projects and equipment that may be constructed by stages, conditions for phased construction and capacity expansion shall be reserved.
1.0.9 The design of straddle monorail transit shall be made to save resources and energy on the premise of satisfying functions and ensuring safety and reliability, and shall meet the needs of building smart urban rail, advocate scientific and technological innovation and maximize the value in the life cycle of engineering projects. Elevated lines shall be mainly designed, but for the sections where the former is inaccessible, underground lines may be set up.
1.0.10 The design service life of the main engineering structure of straddle monorail transit as well as other engineering structures that have a significant impact on the system and operation due to damage or overhaul shall be 100 years.
1.0.11 In the case of engineering seismic fortification, the fortification intensity shall be determined according to the seismic safety assessment requirements approved by the competent department of the local government.
1.0.12 The straddle monorail transit projects across and adjoining rivers shall be designed according to the flood frequency not less than once in a hundred years.
1.0.13 The initial, short-term and long-term vehicle allocation and train formation shall be determined according to the predicted initial, short-term and long-term passenger flow, vehicle capacity and set traffic density respectively.
1.0.14 In the case of determining the transportation capacity of a straddle monorail transit system, the number of vehicles shall be the sum of the number of seats in the carriages and the number of people standing on the effective spare floor area, with the number of people standing on the effective spare floor area in the carriages should be calculated as 5 people/m2 ~ 6 people/m2.
1.0.15 The vehicle base, parking lot, main substation and operation control center of straddle monorail transit shall be arranged uniformly according to the planning and construction time sequence of urban rail transit network as well as the requirements of urban planning, and resources shall be shared.
1.0.16 The design of elevated and ground stations and sections, entrances and exits of underground stations, ventilation pavilions and other ground buildings shall be coordinated with the urban landscape and surrounding environment.
1.0.17 The design of underground structure and engineering waterproof of straddle monorail transit projects shall meet the requirements of this standard as well as the relevant provisions of the current national standard GB50157 Code for design of metro.
1.0.18 The straddle monorail transit projects shall be designed to reduce the impact on the surrounding ecological environment, and the waste gas, waste water and waste materials discharged by each system shall conform to the relevant provisions of the current national standards.
1.0.19 The straddle monorail traffic shall be designed in consideration with comprehensive safety measures on prevention, alarm and rescue for disasters and accidents such as fire, wind disaster, flood, snow and ice disaster, lightning strike, earthquake and parking failure, and corresponding equipment and rescue facilities shall be well provided.
1.0.20 The security facilities of straddle monorail transit projects shall be determined according to the safety requirements of cities where these projects are conducted. The stations provided with security systems shall be designed in accordance with the relevant provisions of the current national standards GB 51151 Technical code for engineering of public security and protection system of urban rail transit and GA 1467 Security requirements for urban rail transit.
1.0.21 The vehicles and electromechanical equipment of straddle monorail transit shall be technologically and economically reasonable, mature and reliable products which meet the functional requirements, and their standardization, serialization and independent production shall be gradually realized.
1.0.22 Longitudinal maintenance and evacuation passages shall be set in elevated sections of straddle monorail transit, and shall be designed to meet safety requirements.
1.0.23 In addition to this standard, the design of straddle monorail transit shall also meet the requirements of the current relevant standards of the nation.
2 Terms
2.0.1
monorail transit
medium-capacity rail transit system using electric traction trains running on a track beam. According to the position relationship between vehicles and track beams, monorail traffic may be divided into straddle monorail traffic and suspension monorail traffic
2.0.2
straddle monorail transit
type of monorail transit that rubber wheels of the vehicle are used for straddling the track beam with beam-rail integration, and besides the running wheels, guide wheels and stabilizing wheels are arranged on both sides of the bogie, which are clamped on both sides of the track beam to ensure the safe and stable running of the vehicle along the track
2.0.3
combined operation of fast and slow trains
operation mode with express and slow trains mixed so that express train overtakes a train running ahead via an auxiliary line configured for station concerned along the line, and quickly passes through several stations to accelerate travel of the train according to the train operation plan
2.0.4
overtaking station
station where slow trains stop and express trains overtake the configured line
2.0.5
overline operation
operation mode with the operating trains running from one line to another when running on two or more lines with the same or compatible standards
2.0.6
interoperability
for lines with the same model and the same equipment system and civil engineering conditions, the operating trains are organized to conduct overline operation; or for lines with the same vehicle type but different equipment systems and civil engineering conditions, the overline operation of operating trains is realized through engineering technical transformation and technical treatment
2.0.7
track beam
beam structure carrying train load and used for vehicle operation guidance as well as the carrier of cables of power supply, signal, communication and other cables. A track beams of straddle monorail transit is usually made of prestressed concrete, referred to as "precast concrete track beam" ("PC track beam" for short). The steel beam or composite beam composed of several materials may also be used in some special sections
2.0.8
track beam bridge
bridge system composed of track beam and lower supporting track beam structure, wherein the lower supporting track beam structure includes ordinary pier, special-shaped pier, composite bridge and turnout platform
2.0.9
combined bridge
overlapping structure of "bridge on bridge” formed by a small-span track beam being supported on a long-span bridge after a long-span bridge structure is adopted to cross obstacles first in the case that the track beam cannot directly cross rivers, highways, railways or large intersections
2.0.10
super elevation rate
percentage of the arcsine function value of the rotation angle of the track beam around its center in curved section, that is, the ratio of transverse inclination of curved track beam, which is referred to as "superelevation" for short
2.0.11
catenary
electricity supply network consisting of a positive contact rail and a negative contact rail, and both contact rails are respectively connected with a traction substation through grid cables and return cables
2.0.12
contact rail
conductive rail made of metal rails and installed on the side of a track beam to provide traction power to a motor through a train current collector
2.0.13
joint turnout
switch equipment for changing train running lines, which is composed of several steel box rail beams articulated with T-shaped axles, supported by a trolley and driven by electricity, and after switching, the track beams are in the form of broken lines
2.0.14
joint flexible turnout
switch equipment for changing train running lines so as to ensure smooth passing of a train at a higher speed. It is composed of several steel box rail beams articulated with T-shaped axes, supported by a trolley and driven by electricity, and the guide plates and stabilizer plates on both sides of the beam may be flexed into curves or straight lines under the drive of flexing devices
2.0.15
translation type turnout
switch equipment for changing train running lines so as to ensure smooth passing of a train at a higher speed. Fixed on a trolley by straight and fixed curved steel box track beams, driven by electricity and guided by a balance guide device, it moves back and forth in parallel along the fixed direction, and connects with adjacent track beams to form a channel
2.0.16
pivot turnout
switch equipment composed of a beam, and during switching, a driving device is made to push (pull) a straight beam to rotate around a straight beam rotating shaft, so that the turnout is wholly switched to the alignment position with the adjacent track beam, and the connection with the track beam of the adjacent line is realized, thus changing the train running line
2.0.17
beam replacement turnout
switch equipment composed of a straight beam and a curved beam, and during switching, a driving device is made to push (pull) the straight beam to rotate around the straight beam rotating shaft, and at the same time, a connecting rod is made to drive the curved beam to rotate around the curved beam rotating shaft, so that the turnout beam is wholly switched to the position where the straight beam or the curved beam aligns with the track beam, thus realizing the connection with a track beam of the adjacent line
2.0.18
turnout platform
integral platform structure for installing track beams, turnouts and ancillary equipment.
2.0.19
longitudinal evacuation walkway
longitudinal continuous walkway in an interval parallel to the line and located between two lines or on one side of a single line for maintenance or evacuation
2.0.20
evacuation transit platform
arranged parallel to the line above a longitudinal maintenance evacuation passageway and outside the passenger compartment door of the vehicle, with the transfer platform surface lower than the floor surface of the carriage The personnel in the vehicle are evacuated to the longitudinal maintenance evacuation passageway through the evacuation transit platform and vertical step ladder
2.0.21
slow down set of vehicles
device on a straddle monorail vehicle used for evacuating passengers from the vehicle to a safe area in case of emergency
2.0.22
fully automatic operation mode
driving mode newly added for the conventional driving mode of signal system under the condition of fully automatic operation technology, which can realize driverless train operation (DTO) or unattended train operation (UTO). Under the corresponding mode, the whole process automatic control of train power-on, self-inspection, running in the section, running in the main line section, stopping and starting at the station, turning back at the terminal station, returning to the train depot, dormant power-off, vehicle washing and so on may be realized.
3 Traffic organization and operation management
4 Vehicle
5 Gauge
6 Line
7 Interval structure
8 Turnout
9 Station building
10 Structure of station
11 Power supply
12 Ticketing system
13 Escalator, autowalk and elevator
14 Platform screen door
15 Ventilation, air conditioning and heating
16 Water supply and drainage
17 Signal
18 Communication
19 Integrated monitoring
20 Operation control center
21 Base for the vehicle
22 Disaster prevention
23 Energy saving
24 Environmental protection and landscape
Annex A: Calculation method of equipment
Annex B: Gauge for type a vehicle
Explanation of wording in this standard
List of quoted standards
Addition: Explanation of provisions
Contents of GB/T 50458-2022
Contents
Foreword i
1 General provisions
2 Terms
3 Traffic organization and operation management
4 Vehicle
5 Gauge
6 Line
7 Interval structure
8 Turnout
9 Station building
10 Structure of station
11 Power supply
12 Ticketing system
13 Escalator, autowalk and elevator
14 Platform screen door
15 Ventilation, air conditioning and heating
16 Water supply and drainage
17 Signal
18 Communication
19 Integrated monitoring
20 Operation control center
21 Base for the vehicle
22 Disaster prevention
23 Energy saving
24 Environmental protection and landscape
Annex A: Calculation method of equipment
Annex B: Gauge for type a vehicle
Explanation of wording in this standard
List of quoted standards
Addition: Explanation of provisions