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“桦加沙”过境珠江,能扛17级台风的超级工程怎样了
Core Viewpoint - The construction of major infrastructure projects in the Guangdong-Hong Kong-Macao Greater Bay Area is significantly enhancing connectivity, but these projects face challenges related to typhoon resistance and stability under extreme weather conditions [1][2]. Group 1: Infrastructure Projects - The Huangmaohai Cross-Sea Channel, which began construction in June 2020 and is set to open in December 2024, spans approximately 31 kilometers, with a 14-kilometer sea crossing [2][4]. - The Shenzhen-Zhongshan Link, which includes the world's largest span offshore steel box girder suspension bridge, is noted for its complex construction challenges due to frequent typhoons in the region [4][5]. - The Lion Rock Channel is another significant project, featuring the world's first double-deck suspension bridge exceeding 2000 meters in span [5][6]. Group 2: Engineering Innovations - Engineers are employing advanced technologies to enhance the wind resistance of these bridges, including the development of a new combination dynamic structure for the Shenzhen-Zhongshan Link that improves its critical wind speed to 88 m/s, allowing it to withstand a typhoon of level 17 [5][6]. - The Huangmaohai Cross-Sea Channel has implemented wind tunnel tests to optimize its design, achieving performance that exceeds international comfort standards for wind-induced vibrations [4][5]. - The projects involve collaboration with multiple prestigious universities to conduct extensive wind tunnel experiments, leading to the selection of optimal cable and beam designs that enhance stability against wind-induced vibrations [6][7]. Group 3: Typhoon Preparedness - The approach to typhoon preparedness includes deploying thousands of personnel for inspections and safety checks across various construction sites, with significant resources allocated for emergency response [7][8]. - During the impact of Typhoon "Hagupit," the Hong Kong-Zhuhai-Macao Bridge was temporarily closed, and extensive monitoring was conducted to ensure safety [7][8]. - The monitoring systems for bridges like the Humen Bridge have been intensified to ensure rapid response to any sudden changes in conditions [9].
“桦加沙”过境珠江,能扛17级台风的超级工程怎样了
21世纪经济报道· 2025-09-24 13:49
Core Viewpoint - The article discusses the rapid development of the Guangdong-Hong Kong-Macao Greater Bay Area through major engineering projects, emphasizing the importance of wind resistance in bridge design due to the region's susceptibility to super typhoons [2][3]. Group 1: Engineering Projects - The Huangmaohai Cross-Sea Channel, which began construction in June 2020 and is set to open in December 2024, is a key project connecting Zhuhai and Jiangmen, featuring a main span of approximately 700 meters [3][5]. - The Shenzhong Channel, which includes the Shenzhong Bridge, is noted as the world's most complex cross-sea engineering project, integrating bridge, island, tunnel, and underwater connections [6][7]. Group 2: Wind Resistance Technologies - Advanced technologies such as "wind nozzles + vortex plates + central stabilizing plates" and "horizontal wing plates + vortex suppression grids" have been developed to enhance the wind resistance of large-span bridges [6][8]. - The Huangmaohai Cross-Sea Channel has conducted the world's first full-bridge vortex wind tunnel test, demonstrating superior wind resistance performance compared to international comfort standards [6][7]. Group 3: Recent Typhoon Impact - Typhoon "Hua Jia Sha," classified as a super typhoon, impacted Guangdong with wind speeds reaching 52 meters per second, prompting extensive safety measures and inspections across various bridge projects [9][10]. - The Guangdong Transportation Group mobilized over 9,396 personnel for pre-typhoon inspections and implemented temporary closures of major bridges, including the Hong Kong-Zhuhai-Macao Bridge [9][10].
风王“桦加沙”过境珠江,能扛17级台风的超级工程怎样了?
Core Viewpoint - The construction of major infrastructure projects in the Guangdong-Hong Kong-Macao Greater Bay Area is accelerating regional integration, but these projects face significant challenges due to extreme weather conditions, particularly typhoons [1][2]. Group 1: Infrastructure Projects - The Huangmaohai Cross-Sea Passage, which began construction in June 2020 and is set to open in December 2024, is a key project connecting Zhuhai and Jiangmen, with a total length of approximately 31 kilometers and a sea-crossing section of about 14 kilometers [2][4]. - The Shenzhong Passage, which includes the Shenzhong Bridge, is recognized as the world's most complex cross-sea cluster engineering project, featuring a total length of 2826 meters and a main span of 1666 meters, making it the largest span offshore steel box girder suspension bridge globally [5][6]. Group 2: Engineering Challenges - The design of bridges in the Pearl River Estuary prioritizes wind resistance due to the region's susceptibility to super typhoons, with engineers employing advanced technologies to ensure stability and safety under extreme wind conditions [2][4]. - The Huangmaohai Cross-Sea Passage has implemented innovative aerodynamic control technologies to manage bridge vibration and wind resistance, achieving performance that exceeds international comfort standards [5][6]. Group 3: Typhoon Impact and Response - Typhoon "Hagupit," classified as a super typhoon, impacted Guangdong, prompting the temporary closure of the Hong Kong-Zhuhai-Macao Bridge and extensive safety checks by the Guangdong Transportation Group, which deployed 9396 personnel for pre-typhoon inspections [8][9]. - The Guangdong Transportation Group has activated emergency response measures across 52 highway sections, with various levels of wind emergency responses initiated to ensure safety during the typhoon [10][11].
让“书斋智慧”变“发展真金”,江门社科界积极助力“百千万工程”
Nan Fang Nong Cun Bao· 2025-08-14 03:36
Core Insights - The article emphasizes the integration of social sciences into local development initiatives, particularly the "Hundred Million Project" in Jiangmen, showcasing how academic insights can drive practical solutions for regional revitalization [3][34]. Group 1: Project Overview - The "Hundred Million Project" is revitalizing various industries in Jiangmen, such as cultural tourism in Kaiping and eel farming in Taishan, with significant contributions from the social sciences community [2][34]. - Jiangmen's social sciences sector is actively addressing local development challenges by establishing 104 targeted research topics to enhance county-level growth [6][34]. Group 2: Industry-Specific Initiatives - A report co-produced with Jiangmen Customs outlines strategies for the eel industry, focusing on four key areas: distribution, processing, branding, and circulation, which have been endorsed by local government leaders [7][8]. - The Chenpi (dried tangerine peel) industry is aiming for a production value of 50 billion, with strategies to address issues like resource degradation and brand recognition [17][19]. Group 3: Research and Development - The social sciences community has produced 38 reports in 2024, with 28 receiving feedback from city leaders, indicating a strong alignment between academic research and governmental needs [10][34]. - Collaborative efforts with local universities and institutions have led to the creation of 32 research outcomes focused on cultural heritage and community engagement [14][15]. Group 4: Practical Applications - The social sciences sector is promoting hands-on research by sending experts into the field, transforming local areas into experimental labs for the "Hundred Million Project" [21][34]. - Initiatives like "Smart Agriculture" are being explored to integrate blockchain technology into rural property transactions, enhancing the foundation for rural e-commerce and revitalization [25][34]. Group 5: Economic Opportunities - The completion of major infrastructure projects, such as the Shenzhen-Jiangmen Bridge, presents significant economic opportunities, prompting research on leveraging these developments for regional growth [28][30]. - The social sciences community is actively disseminating findings through various media, generating public interest and support for the "Bridge Economy" [30][31].
广东中山抢抓“大桥经济”机遇
Jing Ji Ri Bao· 2025-07-20 21:53
Core Insights - The completion of the Shenzhen-Zhongshan Bridge has significantly improved traffic flow, with a total of 31.55 million vehicles recorded in its first year, accounting for approximately 20% of the total daily traffic across the Pearl River estuary [1] - Zhongshan has become a key hub in the Guangdong-Hong Kong-Macao Greater Bay Area, attracting substantial investment and fostering a collaborative development environment [2][3] Group 1: Economic Impact - The bridge has facilitated a "seamless cross-city" commuting experience, with over 3 million passengers transported and a reduction in cargo transport time by about one hour, leading to a 20% decrease in transportation costs [1] - Zhongshan's recent investment promotion conference attracted over 400 participants from more than 20 countries, resulting in 198 signed projects with an intended investment exceeding 100 billion yuan [1][6] Group 2: Infrastructure Development - The integration of Shenzhen and Zhongshan is accelerating, with ongoing projects enhancing transportation networks, including the new Zhongshan passenger port and the South Zhongshan Intercity Railway [3] - Zhongshan is actively transforming low-efficiency industrial land to create a robust manufacturing platform, aiming to strengthen its industrial base [3][5] Group 3: Business Environment - Zhongshan has implemented various measures to optimize its business environment, including the establishment of a dedicated service window for cross-city administrative processes and the acceleration of project approvals for investments over 1 billion yuan [4] - The city has gained a reputation for its efficient government services, attracting both new investments and encouraging former local enterprises to return [4][6] Group 4: Industry Collaboration - The synergy between Shenzhen's innovation and Zhongshan's manufacturing capabilities is expanding, with numerous high-end industries establishing a presence in Zhongshan [5] - The city is focusing on developing a semiconductor industry cluster, leveraging its proximity to Shenzhen to enhance its industrial ecosystem [5][6]
深中通道通车一周年!解码“大桥经济”下湾区发展四点新变化
Nan Fang Du Shi Bao· 2025-06-30 15:52
Core Insights - The opening of the Shenzhen-Zhongshan Channel has significantly transformed the commuting landscape in the Guangdong-Hong Kong-Macao Greater Bay Area, enhancing regional integration and industrial collaboration [1][10][11] Traffic and Commuting Impact - Since its opening, the Shenzhen-Zhongshan Channel has recorded over 31.55 million vehicle trips, averaging over 86,400 trips per day, accounting for approximately 20% of the total daily traffic across the Pearl River Estuary [1][2] - The channel has reduced travel time for commuters, with some reporting a decrease from three hours to one and a half hours for their journeys [2][3] - The channel has led to a reduction of 1.7 billion kilometers in vehicle travel, saving 110 million liters of fuel and decreasing carbon emissions by 219,000 tons [3] Smart Management and Infrastructure - The Shenzhen-Zhongshan Channel is the world's first long dual-direction eight-lane underwater tunnel, presenting significant operational management challenges [5] - A dual-cycle model of "stationed + patrol" has been implemented for effective incident management, with eight emergency response points established along the route [5][6] - The channel features over 800 surveillance cameras, achieving a 97% success rate in detecting video anomalies, and has integrated advanced technologies for traffic management [6] Industrial Development and Economic Integration - The channel has facilitated the establishment of the Guangdong Province Pearl River Estuary East-West Integration Development Reform and Innovation Experimental Zone, promoting six areas of integration including planning, business environment, and public services [7] - A total of 735 government services have been integrated under the "Shenzhen-Zhongshan Service" initiative, enhancing the business environment [8] - The channel has enabled a doubling of passenger traffic to Shenzhen Airport from the western Pearl River, with significant growth in tourism and economic activities in Zhongshan [8] Regional Integration and Future Prospects - The Shenzhen-Zhongshan Channel serves as a critical link for the integration of the Greater Bay Area, enhancing both physical and regulatory connectivity [10][11] - The channel has contributed to a 15% increase in cross-river traffic in the Pearl River Estuary, facilitating a network of bridges and tunnels that support efficient intercity connectivity [10]
台山广海:宵夜街升腾烟火气,夜市华灯点亮集体经济
Nan Fang Nong Cun Bao· 2025-04-29 14:03
Core Insights - The article highlights the successful implementation of a night market project in Guanghai Town, Taishan City, which has revitalized the local economy and enhanced community engagement through a unique consumption model [5][10][42] Group 1: Project Overview - The night market project serves as a breakthrough for Guanghai Town, integrating dining and entertainment to create a vibrant night scene [5][8] - The project transformed a previously idle area of 20,000 square meters into a bustling night market with 20 container-style stalls and 232 parking spaces [20][13] - The project was initiated with an investment of approximately 3 million yuan, completed in December of the previous year [18][19] Group 2: Economic Impact - The night market has attracted various businesses, including barbecue, hot pot, and specialty drinks, creating a comprehensive consumption environment [24] - The project has generated an annual rental income of 636,000 yuan from 18 rented shops, significantly boosting the collective economy of the surrounding villages [35][36] - The initiative has led to the creation of local jobs, with 45 residents finding employment nearby, and has drawn over 64,000 visitors to the market [38][40] Group 3: Community and Development Model - Guanghai Town has adopted a "town-led, village-linked" development model, allowing local villages to invest in the project and share in the profits [33][34] - The project exemplifies a sustainable development path for rural revitalization, enhancing economic vitality while ensuring collective benefits for local communities [42][43] - The integration of night market activities with local fishing resources and coastal tourism has fostered a multi-faceted economic ecosystem [41][37]