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CRTD
THE GREAT WAY: MATERIALIZING ASPIRATIONS WITH EXQUISITE CRAFTSMANSHIP
Chongging Rail Transit Design and Research Institute Co., Ltd. (hereinafter referred to as the "Company") was established in October 2003 and is a wholly-owned subsidiary of Chongqing City Transportation Development & Investment Group Co., Ltd.The Company holds consulting and planning qualifications such as Class A qualification for railway and urban rail transit engineering, and Class B qualification for urban and rural planning compilation; Class A design qualifications for municipal utilities industry (rail transit engineering) and architectural industry (building engineering), as well as Class B design qualifications for municipal utilities industry (bridge engineering), power industry (new energy power generation), power industry (power transmission engineering), and power industry (substation engineering); Class A supervision qualifications for municipal utilities engineering, housing construction engineering, and equipment supervision, along with Class B supervision qualifications for railway engineering, power engineering, and mechanical and electrical installation engineering; and Class B surveying and mapping qualification for engineering survey. It is mainly engaged in consulting, design, supervision, scientific research and other work.
Through introduction, digestion, absorption and innovation, the Company has mastered key core technologies for the construction of straddle-beam monorails and mountainous city subways, and fully participated in the design and construction of Chongqing's rail transit projects (operating mileage of more than 500km) that are open to traffic and under construction, the design and construction of suburban railways, and the feasibility study of planned railway networks. In addition, it has actively participated in the rail transit system construction in cities such as Lanzhou, Lhasa and Qingdao.
The Company was named as a National High-tech Enterprise, a Chongqing Science and Technology Reform Demonstration Enterprise, and a Chongqing Innovative Small and Medium-sized Enterprise, and has established a series of scientific research and innovation platforms such as Chongqing Enterprise Technology Center, Chongqing Urban Monorail Transportation Engineering Technology Research Center, Chongqing New R&D Institution, and Chongqing Postdoctoral Research Center.
Construction Projects
MAIN BUSINESS
CONSULTING
The business scope covers planning, construction planning, project proposal, pre-feasibility study, feasibility study and preparation of all special studies of multi-mode urban rail transit network such as subway, monorail, urban express rail and medium and low traffic volume rail transit. It has achieved performance in more than 20 cities both at home and abroad.
DESIGN
Its business scope covers urban railway, public transport hubs, TOD, construction engineering, digital construction and other field. It is capable of overall contracting and full-professional engineering design of multi-system urban rail transit projects such as straddle monorail and subway.
SUPERVISION
The Company's business scope covers municipal utilities, building works, equipment engineering supervision, consulting services, and other related fields. Its operational footprint spans across various cities in China.
SCINETIFIC RESEARCH AND INNOVATION
Acquired over 10 honors, including the Chongqing Science and Technology Progress Award and the Science and Technology Progress Award from the China Association of Metros, led or participated in more than 60 provincial and ministerial-level research projects, developed over 50 national, industry, and local standards, and obtained over 100 national authorized patents.
It has independently researched and developed several key technologies for straddle monorail transit systems: 3D simulation design software for straddle monorail guideways, Straddle monorail transit translation type turnouts, straddle monorail stress-free connecting rigid frame guideway bridge system, and beam-type composite prefabricated monolithic track bed. Additionally, the company has proposed a prefabricated underground station design for rail transit in mountainous cities, using an open-cut method, realized the dual-mode shield design for high fill embankments in mountainous cities, and achieved autonomous optimization and operation of monorail trains in marshalling mode. It has pioneered several excavation methods for bored tunnels with super-large section using a concealed excavation method, such as the reverse construction method, which utilizes an arch cover approach for super-large section tunnels, the bench method of expanding arch foot during the initial support, the alternate excavation method for double-tunnels with small clearances and large section with steep bedding, the in-situ excavation method for tunnels with small clearances.It has established a technical standard system for straddle monorail transit. Additionally, it has published a range of professional works covering core straddle monorail technologies, including the Straddle Monorail Vehicles, Straddle Monorail Transit Turnout System, Straddle Monorail Transit Signal System, Guideway Bridge System.
ACHIEVEMENTS TRANSFORMATION
COMPOSITE LIGHTWEIGHT PREFABRICATEDMONOLITHIC TRACK BED
The Company has optimized the track bed structure, reduced the track bed volume by 40% compared to existing prefabricated monolithic track bed slabs, replaced the self-compacting concrete with ordinary concrete, and replaced complex specialized equipment and process with conventional process and equipment. These optimizations have improved construction efficiency by over 100%, and the improved design has resulted in project investment savings of 25-30%. Currently, the Company's optimized track bed structure has been successfully applied in the construction of CRT Line 5 North Extension Section ,Line 9 Project and Line 18 north extension project.
NOVEL TENSILE SUPPORT FOR MONORAIL
The Company has developed a novel tensile support for monorail, featuring significant improvements: simplified manufacturing process, using welding instead of casting, easy processing and low energy consumption, reduced carbon emissions by 80%, weight reduction of 15%, 40% savings in investment costs. The system has been successfully implemented in CRT Line 3 North Extension Project, Chongqing Jiangbei International Airport passenger rapid transit system, CRRC Chongqing Company test line and parking line.
PROJECT DISPLAY
STRADDLE MONORAIL LINE WITH THE LONGESTSINGLE-LINE OPERATION MILEAGE IN THE WORLD
PROJECT NAME
General Contracting for Project Survey and Design of CRT Line 3
PROJECT FEATURES
The line is approximately 67km in total length. Utilizing the domestically innovative technology of the straddle monorail transit system, it is the longest monorail line with the largest passenger flow in the world. During the construction process, the project generated the world's first national and industrial technical standard system for straddle monorail transit, providing systematic technical support for the promotion, construction, and operation of straddle monorail transit systems both domestically and internationally. Additionally, the project overcame major international technical challenges in design and construction, such as large-span river crossings and large underground cross-sections. The project has won multiple international and domestic awards, including the FIDIC Outstanding Engineering Project Award.
CONSULTING
DESIGN
SUPERVISION
THE FIRST STRADDLE MONORAIL AIRPORT PASSENGER RAPID TRANSIT SYSTEM IN CHINA.
PROJECT NAME
Project Name:Feasibility Study on Passenger Rapid Transit System for T3B Terminal and Fourth Runway Construction Project of Chongqing Jiangbei International Airport
PROJECT FEATURES
The line is approximately 2km (double track) in total length. As the first straddle monorail airport passenger rapid transit system in China, it incorporates advanced technologies such as full automatic driverless and flexible marshalling, achieving the first-ever flexible marshalling of straddle monorail. This innovative system is capable of adapting to the varying passenger flow and line demand at different times of the day at Chongqing Jiangbei International Airport. It efficiently provides rapid transportation, enabling passengers to travel between Terminal T3A and Terminal T3B in just 2 minutes.
CONSULTINGDESIGN
THE FIRST SUBURBAN RAILWAY IN CHINA AUTOMATICALLY SWITCHES SUBWAY LINES WITH THE "DOUBLE FLOW SYSTEM"
PROJECT NAME
Chongqing rail transit Line 5 survey and design general contract
PROJECT FEATURES
The total length of the line is approximately 48km. The first automatic switching line using 1500v DC and 25KV AC in China has realized the operation of the river jumper line with the "double current system" municipal railway. At the same time, it is also the first time in China to adopt the AS-type train project in mountain cities, setting a new benchmark for the field of urban rail transit.
DESIGN SUPERVISION
THE FIRST METRO LINE IN CHINA TO ADOPT OPEN TBMTECHNOLOGY
PROJECT NAME
General Contracting for Survey and Design of CRT Line 6
PROJECT FEATURES
The line is approximately 63 km in total length. This project is the first to use open-type TBM (Tunnel Boring Machine) and composite TBM technology in the construction of urban rail transit tunnels in China, making a series of achievements in application of TBM equipment selection, station crossing technology, waterproof and drainage technology, small interval tunnel control technology, etc. It has filled the blank of formation tunneling machine application in rail transit project.
CONSULTINGDESIGNSUPERVISION
THE FIRST SUBWAY PROJECT IN CHINA THAT PASSES THROUGH A BUILDING AND IS JOINTLY BUILT WITH A COMMERCIAL PODIUM.
PROJECT NAME
General Contracting for Survey and Design of CRT Line 9
PROJECT FEATURES
The line is approximately 41km in total length. It is the first metro project that integrates an elevated metro through buildings and commercial podiums in a co-construction design. Another first for this project is the adoption of lightweight, prefabricated monolithic track bed and composite vibration/noise reduction technology in the design. These advanced systems have effectively improved the overall vibration reduction performance of the line. The project also features the construction of Hongyancun Station, which is the deepest underground metro station in China. The station's interior decoration incorporates the art form of embossing, showcasing Chongqing's unique red culture and Hongyan spirit.
CONSULTINGDESIGNSUPERVISION
THE FIRST RAIL TRANSIT PROJECT INTEGRATING MULTIPLE CONSTRUCTION METHODS SUCH AS LARGE-SPAN RIVER CROSSING BRIDGES IN THE WORLD.
PROJECT NAME
General Contracting for Project Survey and Design of CRT Loop Line
PROJECT FEATURES
The line is approximately 51km in total length. It is a CBTC demonstration project of national rail transit interoperability. In the construction process, it has achieved several records in the construction of rail transit projects in Chongqing, and is recognized as a super rail transit project with the world's longest closed-loop operation mileage, featuring the newest vehicle types, the greatest challenges in river crossing, the highest number of transfer stations, and the strongest integration capabilities. It has been honored with multiple international and domestic awards, including the FIDIC Annual Outstanding Engineering Project Award.
CONSULTINGDESIGNSUPERVISION
THE FIRST LINE IN CHINA TO REALIZE CROSS-LINEOPERATION OF INTERCONNECTION
PROJECT NAME
Chongqing Rail Transit Line 4, Line 5, Line 10, Loop Line
PROJECT FEATURES
Through the planning and design of line basic conditions such as cross-line stations, unified specifications of signal, vehicle and communication system equipment standards, and the operation organization method of overall scheduling, an interconnected operation network is constructed, and the collinear and cross-line passenger operation of trains is realized.
CONSULTINGDESIGNSUPERVISION
CHONGQING'S FIRST SUBURBAN RAPID RAILTRANSIT LINE
PROJECT NAME
Chongqing Municipal Railway Bishan to Tongliang line
PROJECT FEATURES
The total length of the line is about 38km. Chongqing's first suburban rapid rail transit line implemented according to the concept of "serving the suburbs";it is a demonstration line of trunk railway, intercity railway, urban (suburban) railway and urban rail transit "four network integration". It is of great significance to promote the development of the west chongqing area, lead the urban development pattern, and help build a metro city.
DESIGN
URBAN RAIL TRANSIT OPERATION CONSULTING PROJECT
PROJECT NAME
Construction Plan for Lanzhou Urban Rail Transit Project Phase II
PROJECT FEATURES
The project mainly aims at determining the short-term construction route of urban rail transit according to the overall urban land space planning, urban comprehensive transportation system planning and the new round of urban rail transit network planning. It is of great significance to the guidance of Lanzhou urban space development direction, the network development of urban rail transit and the improvement of residents' travel efficiency.
■ CONSULTING
TOD COMPREHENSIVE DEVELOPMENT
PROJECT NAME
TOD Comprehensive Development of CRT Line 6 Demonstration Station
PROJECT FEATURES
The line is approximately 76km in total length.It includes comprehensive development planning and urban design of 4 demonstration stations with a planned area of approximately 7.5 km2, and has won the first place among the collected design schemes.
CONSULTING
DESIGN
APPLICATION OF BIM TECHNOLOGY
PROJECT NAME
CRT Line 5 North Extension Project
PROJECT FEATURES
BIM technology is applied in the whole stage of the project, realizing the collaboration of traditional two-dimensional design and three-dimensional design. The project has provided good reference and help for engineering design, greatly improved the standardization and digitalization level of engineering design, and achieved the sharing of design information data among all specialties.
CONSULTING
DESIGN
MODEL PROJECT THAT IS ENVIRONMENT-FRIENDLY AND INTEGRATES PUBLIC TRANSPORTATION INFRASTRUCTURE AND RAIL TRANSIT SYSTEM
PROJECT NAME
Project to Upgrade the Rail Transit and Ground Public Transportation Transfer Facilities in the Downtown Area
PROJECT FEATURES
It is a key municipal-level livelihood project for the years 2019 to 2020. The design adheres to the principles of "prioritizing greening and environmental friendliness" as well as "one station, one customized plan," adapting to the local conditions and accurately implementing relevant policies. This approach has effectively improved the overall level of integration between the rail transit system and ground bus services.
CONSULTINGDESIGN
QUALIFICATION
Class A qualification for municipal utilities industry (rail transit engineering)
Class A qualification for building industry (building engineering)
●Class A qualification for railway and urban rail transit engineering
Class A supervision qualification for municipal utilities engineering
Class A supervision qualification for housing construction engineering
Class A supervision qualification for equipment
Class B qualification for municipal utilities industry (bridge engineering)
Class B qualification for power industry (new energy power generation)
Class B qualification for power industry (power transmission engineering)
Class B qualification for power industry (substation engineering)
Class B qualification for urban and rural planning compilation
●Class B supervision qualification for railway engineering
●Class B supervision qualification for power engineering
Class B supervision qualification for mechanical and electrical installation engineering
Class B qualification for engineering survey
HONOR
It has successively won more than 100 honors, including FIDIC Excellent and Outstanding Engineering Project Award, National Excellent Engineering Survey and Design Award, National Quality Engineering Award, Chongqing Science and Technology Progress Award, and the title of "National Civilized Unit in the Transportation Industry".
INNOVATION PLATFORMS
● Chongqing Enterprise Technology Center
Chongqing Urban Monorail Transit Engineering Technology Research Center
●Chongqing New R&D Institute
Chongqing Postdoctoral Workstation
TALENT TEAM
● Has more than 300 employees
● More than 60% have senior titles or above
● More than 200 person-times are national registrars
● Industry experts of more than 200 person-times
● "Light of the West" visiting scholars
●Chongqing Talents · Leading Talents in Innovation and Entrepreneurship
Outstanding Young Designer in Chongqing,
●National Excellent Equipment Supervision Engineer
●The Most Beautiful Survey Designer in the 70 Years since the Founding of the People's Republic of China
Building 1,No,26,North Lihuan Road,Liangjiang District,Chongqing
Email Addresses:
184402532@qq.com
