2022 Green City Construction - The 7th Asphalt Pavement Maintenance Technology Forum was held in Chengdu, Sichuan on August 25-26. With the theme of "green and low-carbon, integrated development, and promoting maintenance industrialization and intelligence", the conference will discuss hot topics such as the exploration and construction of highway dual-carbon intelligence, sustainable development of asphalt pavement maintenance, and green maintenance technology innovation and demonstration projects.
This conference is hosted by Shanghai Banghe Information Technology Co., Ltd., co-hosted by China Asphalt Network, China Road and Bridge Network, Guangdong Asphalt Concrete Supply Chain Association, Sichuan Construction Industry Chamber of Commerce Asphalt Pavement Branch, supported by Chang'an University, Shanghai Wanyi Road and Bridge Engineering Technology Co., Ltd. undertook and obtained Chengdu Huachuan Highway Construction Group Co., Ltd., Guangdong Yuanda Construction Engineering Co., Ltd., Evonik Specialty Chemicals (Shanghai) Co., Ltd., Ammann Engineering Equipment (Shanghai) Co., Ltd., Ningbo Tianyi Steel Bridge Deck Pavement Project Co., Ltd., Fujian Nanfang Road Machinery Co., Ltd., Chongqing Tepu Road Engineering Technology Co., Ltd., Shandong Sanli Special Vehicle Manufacturing Co., Ltd., Langfang Deji Machinery Technology Co., Ltd., Sichuan Jinglu Road Material Technology Co., Ltd., Guangxi Beitou Transportation Conservation Technology Group Co., Ltd., Gansu Songyuan Waterproof Material Co., Ltd., Chengdu Huikonghui Network Technology Co., Ltd., Chengdu Municipal Development Corporation, Ping An International Financial Leasing Co., Ltd. and Hubei Huierjie Basalt Fiber Co., Ltd. fully support! At the same time, I would like to thank the media such as Highway Maintenance Network, China Pavement Machinery Network, "Asphalt Pavement" official account and "Asphalt New Vision" official account for their publicity and support!
The conference was opened by Ms. Shi Yan, planning director of Shanghai Banghe Information Technology Co., Ltd., and Mr. Xu Dong, president of the Asphalt Pavement Branch of Sichuan Construction Industry Chamber of Commerce, who was co-organized and wished the conference a complete success!
The forum on the morning of the first day of the conference kicked off under the wonderful chair of Dr. Mao Cheng, deputy chief engineer of the General Engineering Office of Shudao Group Design Consulting Research Institute Co., Ltd. and deputy chairman of the Sichuan Asphalt Technology Expert Committee.
Dr. Wang Xudong, chief researcher of the Highway Science Research Institute of the Ministry of Transport, gave us a wonderful speech online entitled "Review and Prospect of my country's Green Highway Development". Starting from the demand for green highways and the meaning of green pavement engineering in different historical stages, Mr. Wang analyzed in detail the development of green and long-life pavement engineering in my country, as well as the pavement loop and long-term performance observation network, and proposed the construction of green and long-life pavement. Engineering is the trend of future development, which has attracted extensive attention from the delegates.
Director Zhang Youping of the Maintenance Management Center of Anhui Communications Holding Group Co., Ltd. mainly introduced the maintenance of asphalt pavement and the application of new materials in Anhui Province from the aspects of daily maintenance, preventive maintenance, special maintenance, maintenance support and practice of highway pavement in Anhui Province. Maintenance management owners, maintenance design and construction enterprises have good reference value and reference.
Professor Qiu Yanjun, director of the Sichuan Provincial Key Laboratory of Road Engineering of Southwest Jiaotong University and deputy director of the Sichuan Asphalt Technology Expert Committee, analyzed in detail the "aging characteristics and reversible mechanism of pavement asphalt". In the report, Professor Qiu expounded the research status of asphalt aging, asphalt thermally reversible aging and main research work, and pointed out that the importance ranking of various aging modes of asphalt on indoor and field performance deserves further research, and the long-term performance and regeneration of asphalt pavement The researchers used provide good theoretical support and reference.
Zhang Wei, general manager of Chongqing Tongli Expressway Maintenance Engineering Co., Ltd., brought us a report online entitled "Application and Development of Hot-In-Place Regeneration Technology in Mountain Expressways". In the report, he mainly introduced the general situation of expressways in Chongqing, the application and development of hot-in-place regeneration technology, the maintenance technology of daily road surface diseases, the analysis and summary of results, and proposed information-based maintenance, "four new" maintenance technologies, continuous research and improvement of scientific research. The level will become the key development direction in the future.
Ms. Wang Qunyue, Business Manager of Evonik Specialty Chemicals (Shanghai) Co., Ltd., introduced in detail the application of Vitana® asphalt-rubber in ultra-thin wear layers, which can realize the recycling of solid waste, harmless recycling, and save carbon emissions. , has obvious technical, economic and environmental friendly advantages, convenient construction, and expands the application scenarios of rubber asphalt.
Mr. Wang Qingping, a professor-level engineer of Chengdu Huachuan Highway Construction Group Co., Ltd., mainly focused on strength performance testing of grouting materials, engineering test and application of grouting impervious pavement, experiment and process, performance test, performance evaluation and promotion and application, etc. This paper introduces the engineering research and application of grouting impervious asphalt pavement, and fully demonstrates its good promotion and application value in special road sections such as heavy-duty traffic and long longitudinal slopes.
Professor Zhu Hongzhou, director of the National and Local Joint Engineering Laboratory of Transportation and Civil Engineering Materials of Chongqing Jiaotong University, shared "Asphalt Pavement Fracture-Healing Mechanism and Application Prospects". He mainly introduced the mechanism of asphalt self-healing, the evaluation method of asphalt and asphalt mixture self-healing, the research and exploration of macroscopic fracture self-healing, the self-healing enhancement technology and application prospect of asphalt mixture, which brought us a lot of thinking.
Mr. Ning Peng, Commercial Manager of Ammann Engineering Equipment (Shanghai) Co., Ltd., mainly introduced the "Latest Application of Ammann Asphalt Mixing Plant in Green Maintenance" from the aspects of green maintenance, application and evaluation of asphalt mixing plant technology, etc. Strength in raw material processing, high-proportion regeneration process, warm mixing technology, clean energy utilization and intelligent control technology.
The theme of Mr. Han Wensheng, general manager of Ningbo Tianyi Steel Bridge Deck Pavement Engineering Co., Ltd., was "Full Regeneration Technology of Modified Epoxy Asphalt 100% Old Material Asphalt Pavement". Mr. Han innovatively added epoxy resin and curing agent to the asphalt system in response to the key problems of short service life of recycled asphalt pavement and low recycling rate of used asphalt materials in the existing asphalt recycling technology, which completely changed the The basic characteristics of asphalt softening at high temperature are solved, and the "dilemma" of traditional recycled asphalt mixtures is solved, and the application scenarios of recycled asphalt mixtures are expanded.
Mr. Li Xin, assistant to the general manager of the Subgrade and Pavement Engineering Company of Jiangsu Modern Road and Bridge Co., Ltd., shared the "innovative practice of centralized maintenance of high-traffic expressways". He mainly introduced the Shanghai-Nanjing Expressway centralized maintenance demonstration project from the aspects of preliminary planning, process control, efficient construction, and excellent quality, showing the high level and high quality of Soviet-style maintenance.
Mr. Zeng Yun, Chief Technology Officer of Xi'an Zhongli Asphalt Co., Ltd., mainly introduced the "Research on Thermal Regeneration Technology Based on High Modulus Asphalt Mixtures" from the aspects of HMAC concept, performance evaluation of RAP materials, thermal regeneration methods and uses. The performance of the recycled mixture is improved, and there are significant economic and social benefits.
Mr. Liu Zhibin, Asphalt Product Manager of Fujian Nanfang Road Machinery Co., Ltd., gave a speech titled "Fine Separation and Application Technology of Recycled Mixtures". Mr. Liu introduced in detail the recycled asphalt stripping system, the evaluation of the peeling effect of recycled materials, and the diversified application of recycled materials after stripping, which fully demonstrated the practice and application of NFLG in the field of green and low-carbon cycle road maintenance.
Mr. Dong Haidong (Liu Dongdai), chief engineer of Zhejiang Shunli High-grade Highway Maintenance Co., Ltd., shared the "In-Place Heat-In-Place Regeneration Application Status and Background, Technical Adaptability Analysis, Mixture Proportion Design, Construction Technology and Quality Control". Key technologies and applications of regeneration”, and put forward relevant thoughts on the application prospect of this technology.
The second morning meeting was held under the wonderful chairmanship of Mr. Zeng Yun, Chief Technology Officer of Xi'an Zhongli Asphalt Co., Ltd.
First of all, Professor Hu Chichun from South China University of Technology brought us a wonderful speech online entitled "Maintenance Technology of Expressway Asphalt Pavement Based on Novapave Super Viscose Finish". Professor Hu mainly introduced the technology, raw materials, mix design, road performance and engineering application, fully demonstrating the technical advantages and broad application prospects of the super-viscous finish.
Mr. Zhang Lingbo from Sichuan Highway Planning, Survey, Design and Research Institute Co., Ltd. gave a speech entitled "Research on the Influencing Factors and Evaluation Indexes of the Performance of Emulsified Asphalt Plant Mixed Cold Recycled Mixtures". He mainly introduced the evaluation index of cold recycled mixture in emulsified asphalt plant, the influence of binder on the performance of emulsified asphalt cold recycled mixture, the analysis of mechanical properties of RAP particles, gradation research and engineering cases, which have significant economic and environmental benefits.
Zhang Chen, deputy chief engineer of Zhonggong Hi-Tech Maintenance Technology Co., Ltd., introduced the "scientific decision-making support technology for rural road maintenance" in detail. Mr. Zhang drew a blueprint and prospects for the development of scientific decision-making and management informatization in rural highways from the aspects of standards and technologies, compilation principles, automated testing equipment and information management systems.
The most exciting and exciting part of this forum, the 2021-2022 Asphalt Industry Awards Ceremony, was held under the auspices of Mr. Zeng Yun. The organizing committee invited Mr. Zhu Jun, Secretary General of Asphalt Pavement Branch of Sichuan Construction Industry Chamber of Commerce, and Shanghai Banghe Project. Director Mr. Zhang Jiang served as the awarding guest, and presented medals to the pioneers of enterprises with outstanding performance in different fields in 2021-2022, the courage to explore and practice, and the spirit and ability of innovation.
Some delegates visited Chengdu Jiantai Road Engineering Co., Ltd. The visit came to a successful conclusion in a pleasant atmosphere, and also marked the end of this forum activity.
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This conference is hosted by Shanghai Banghe Information Technology Co., Ltd., co-hosted by China Asphalt Network, China Road and Bridge Network, Guangdong Asphalt Concrete Supply Chain Association, Sichuan Construction Industry Chamber of Commerce Asphalt Pavement Branch, supported by Chang'an University, Shanghai Wanyi Road and Bridge Engineering Technology Co., Ltd. undertook and obtained Chengdu Huachuan Highway Construction Group Co., Ltd., Guangdong Yuanda Construction Engineering Co., Ltd., Evonik Specialty Chemicals (Shanghai) Co., Ltd., Ammann Engineering Equipment (Shanghai) Co., Ltd., Ningbo Tianyi Steel Bridge Deck Pavement Project Co., Ltd., Fujian Nanfang Road Machinery Co., Ltd., Chongqing Tepu Road Engineering Technology Co., Ltd., Shandong Sanli Special Vehicle Manufacturing Co., Ltd., Langfang Deji Machinery Technology Co., Ltd., Sichuan Jinglu Road Material Technology Co., Ltd., Guangxi Beitou Transportation Conservation Technology Group Co., Ltd., Gansu Songyuan Waterproof Material Co., Ltd., Chengdu Huikonghui Network Technology Co., Ltd., Chengdu Municipal Development Corporation, Ping An International Financial Leasing Co., Ltd. and Hubei Huierjie Basalt Fiber Co., Ltd. fully support! At the same time, I would like to thank the media such as Highway Maintenance Network, China Pavement Machinery Network, "Asphalt Pavement" official account and "Asphalt New Vision" official account for their publicity and support!
The conference was opened by Ms. Shi Yan, planning director of Shanghai Banghe Information Technology Co., Ltd., and Mr. Xu Dong, president of the Asphalt Pavement Branch of Sichuan Construction Industry Chamber of Commerce, who was co-organized and wished the conference a complete success!
The forum on the morning of the first day of the conference kicked off under the wonderful chair of Dr. Mao Cheng, deputy chief engineer of the General Engineering Office of Shudao Group Design Consulting Research Institute Co., Ltd. and deputy chairman of the Sichuan Asphalt Technology Expert Committee.
Dr. Wang Xudong, chief researcher of the Highway Science Research Institute of the Ministry of Transport, gave us a wonderful speech online entitled "Review and Prospect of my country's Green Highway Development". Starting from the demand for green highways and the meaning of green pavement engineering in different historical stages, Mr. Wang analyzed in detail the development of green and long-life pavement engineering in my country, as well as the pavement loop and long-term performance observation network, and proposed the construction of green and long-life pavement. Engineering is the trend of future development, which has attracted extensive attention from the delegates.
Director Zhang Youping of the Maintenance Management Center of Anhui Communications Holding Group Co., Ltd. mainly introduced the maintenance of asphalt pavement and the application of new materials in Anhui Province from the aspects of daily maintenance, preventive maintenance, special maintenance, maintenance support and practice of highway pavement in Anhui Province. Maintenance management owners, maintenance design and construction enterprises have good reference value and reference.
Professor Qiu Yanjun, director of the Sichuan Provincial Key Laboratory of Road Engineering of Southwest Jiaotong University and deputy director of the Sichuan Asphalt Technology Expert Committee, analyzed in detail the "aging characteristics and reversible mechanism of pavement asphalt". In the report, Professor Qiu expounded the research status of asphalt aging, asphalt thermally reversible aging and main research work, and pointed out that the importance ranking of various aging modes of asphalt on indoor and field performance deserves further research, and the long-term performance and regeneration of asphalt pavement The researchers used provide good theoretical support and reference.
Zhang Wei, general manager of Chongqing Tongli Expressway Maintenance Engineering Co., Ltd., brought us a report online entitled "Application and Development of Hot-In-Place Regeneration Technology in Mountain Expressways". In the report, he mainly introduced the general situation of expressways in Chongqing, the application and development of hot-in-place regeneration technology, the maintenance technology of daily road surface diseases, the analysis and summary of results, and proposed information-based maintenance, "four new" maintenance technologies, continuous research and improvement of scientific research. The level will become the key development direction in the future.
Ms. Wang Qunyue, Business Manager of Evonik Specialty Chemicals (Shanghai) Co., Ltd., introduced in detail the application of Vitana® asphalt-rubber in ultra-thin wear layers, which can realize the recycling of solid waste, harmless recycling, and save carbon emissions. , has obvious technical, economic and environmental friendly advantages, convenient construction, and expands the application scenarios of rubber asphalt.
Mr. Wang Qingping, a professor-level engineer of Chengdu Huachuan Highway Construction Group Co., Ltd., mainly focused on strength performance testing of grouting materials, engineering test and application of grouting impervious pavement, experiment and process, performance test, performance evaluation and promotion and application, etc. This paper introduces the engineering research and application of grouting impervious asphalt pavement, and fully demonstrates its good promotion and application value in special road sections such as heavy-duty traffic and long longitudinal slopes.
Professor Zhu Hongzhou, director of the National and Local Joint Engineering Laboratory of Transportation and Civil Engineering Materials of Chongqing Jiaotong University, shared "Asphalt Pavement Fracture-Healing Mechanism and Application Prospects". He mainly introduced the mechanism of asphalt self-healing, the evaluation method of asphalt and asphalt mixture self-healing, the research and exploration of macroscopic fracture self-healing, the self-healing enhancement technology and application prospect of asphalt mixture, which brought us a lot of thinking.
Mr. Ning Peng, Commercial Manager of Ammann Engineering Equipment (Shanghai) Co., Ltd., mainly introduced the "Latest Application of Ammann Asphalt Mixing Plant in Green Maintenance" from the aspects of green maintenance, application and evaluation of asphalt mixing plant technology, etc. Strength in raw material processing, high-proportion regeneration process, warm mixing technology, clean energy utilization and intelligent control technology.
The theme of Mr. Han Wensheng, general manager of Ningbo Tianyi Steel Bridge Deck Pavement Engineering Co., Ltd., was "Full Regeneration Technology of Modified Epoxy Asphalt 100% Old Material Asphalt Pavement". Mr. Han innovatively added epoxy resin and curing agent to the asphalt system in response to the key problems of short service life of recycled asphalt pavement and low recycling rate of used asphalt materials in the existing asphalt recycling technology, which completely changed the The basic characteristics of asphalt softening at high temperature are solved, and the "dilemma" of traditional recycled asphalt mixtures is solved, and the application scenarios of recycled asphalt mixtures are expanded.
Mr. Li Xin, assistant to the general manager of the Subgrade and Pavement Engineering Company of Jiangsu Modern Road and Bridge Co., Ltd., shared the "innovative practice of centralized maintenance of high-traffic expressways". He mainly introduced the Shanghai-Nanjing Expressway centralized maintenance demonstration project from the aspects of preliminary planning, process control, efficient construction, and excellent quality, showing the high level and high quality of Soviet-style maintenance.
Mr. Zeng Yun, Chief Technology Officer of Xi'an Zhongli Asphalt Co., Ltd., mainly introduced the "Research on Thermal Regeneration Technology Based on High Modulus Asphalt Mixtures" from the aspects of HMAC concept, performance evaluation of RAP materials, thermal regeneration methods and uses. The performance of the recycled mixture is improved, and there are significant economic and social benefits.
Mr. Liu Zhibin, Asphalt Product Manager of Fujian Nanfang Road Machinery Co., Ltd., gave a speech titled "Fine Separation and Application Technology of Recycled Mixtures". Mr. Liu introduced in detail the recycled asphalt stripping system, the evaluation of the peeling effect of recycled materials, and the diversified application of recycled materials after stripping, which fully demonstrated the practice and application of NFLG in the field of green and low-carbon cycle road maintenance.
Mr. Dong Haidong (Liu Dongdai), chief engineer of Zhejiang Shunli High-grade Highway Maintenance Co., Ltd., shared the "In-Place Heat-In-Place Regeneration Application Status and Background, Technical Adaptability Analysis, Mixture Proportion Design, Construction Technology and Quality Control". Key technologies and applications of regeneration”, and put forward relevant thoughts on the application prospect of this technology.
The second morning meeting was held under the wonderful chairmanship of Mr. Zeng Yun, Chief Technology Officer of Xi'an Zhongli Asphalt Co., Ltd.
First of all, Professor Hu Chichun from South China University of Technology brought us a wonderful speech online entitled "Maintenance Technology of Expressway Asphalt Pavement Based on Novapave Super Viscose Finish". Professor Hu mainly introduced the technology, raw materials, mix design, road performance and engineering application, fully demonstrating the technical advantages and broad application prospects of the super-viscous finish.
Mr. Zhang Lingbo from Sichuan Highway Planning, Survey, Design and Research Institute Co., Ltd. gave a speech entitled "Research on the Influencing Factors and Evaluation Indexes of the Performance of Emulsified Asphalt Plant Mixed Cold Recycled Mixtures". He mainly introduced the evaluation index of cold recycled mixture in emulsified asphalt plant, the influence of binder on the performance of emulsified asphalt cold recycled mixture, the analysis of mechanical properties of RAP particles, gradation research and engineering cases, which have significant economic and environmental benefits.
Zhang Chen, deputy chief engineer of Zhonggong Hi-Tech Maintenance Technology Co., Ltd., introduced the "scientific decision-making support technology for rural road maintenance" in detail. Mr. Zhang drew a blueprint and prospects for the development of scientific decision-making and management informatization in rural highways from the aspects of standards and technologies, compilation principles, automated testing equipment and information management systems.
The most exciting and exciting part of this forum, the 2021-2022 Asphalt Industry Awards Ceremony, was held under the auspices of Mr. Zeng Yun. The organizing committee invited Mr. Zhu Jun, Secretary General of Asphalt Pavement Branch of Sichuan Construction Industry Chamber of Commerce, and Shanghai Banghe Project. Director Mr. Zhang Jiang served as the awarding guest, and presented medals to the pioneers of enterprises with outstanding performance in different fields in 2021-2022, the courage to explore and practice, and the spirit and ability of innovation.
Some delegates visited Chengdu Jiantai Road Engineering Co., Ltd. The visit came to a successful conclusion in a pleasant atmosphere, and also marked the end of this forum activity.
NEWS FROM
