synonymBeijing Kunming Expressway(Beijing Kunming Expressway) generally refers to Beijing Kunming Expressway
Beijing Kunming Expressway (Beijing–Kunming Expressway），Referred to as "Beijing Kunming Expressway", it is a connection within ChinaBeijingandYunnan ProvinceKunmingOf the expressway, forChina National Expressway NetworkThe fifth of the seven capital radiation lines[47]。
On December 22, 2015, the Shijiazhuang Taiyuan section of Beijing Kunming Expressway was completed and opened to traffic.So far, the last breakpoint of Beijing Kunming Expressway, as a national expressway network project, has been opened, and the whole line has been completed.Beijing Kunming Expressway starts from Dajian Road Bridge, Fangshan District, Beijing in the north and ends at Xiaotun Interchange, Wuhua District, Kunming in the south, with a total length of 2715.059 kilometers[48]。
Chinese name
Beijing Kunming Expressway
Foreign name
Beijing–Kunming Expressway
Starting point
Dajian Luqiao, Fangshan District, Beijing
End
Xiaotun Interchange, Wuhua District, Kunming
Total length
2715.059 km(Data of Ministry of Transport in 2017)
On December 21, 1998, the Mianyang Chengdu section was opened to traffic.
Mianning Xichang Section was opened to traffic on November 25, 2000.On December 18, the Chengdu Ya'an section was opened to traffic.
On September 29, 2001, the Yanliang Xi'an section was opened to traffic.[54]
On November 20, 2002, the section from Xi'an to Xieyi was completed and opened to traffic.[54]On December 28, Guangyuan Mianyang section was open to traffic.
On July 8, 2008, the Xingtang Zhengding section was opened to traffic.[52]On September 28, the Xichang Panzhihua section was open to traffic.On November 20, the Laishui Xingtang section was open to traffic.
On January 1, 2009, the section from Panzhihua to Sichuan Yunnan border was open to traffic.
On May 23, 2011, the section from Shaanxi Sichuan border to Guangyuan was open to traffic.On October 1, the Luquan Pingshan section was open to traffic.[51]
On March 6, 2012, the Yangquan Taiyuan section was open to traffic.[55]On April 28, Ya'an Mianning section was opened to traffic.
On October 27, 2013, the section from Wuding to Kunming was completed and opened to traffic.
On December 25, 2014, the Beijing Laishui section was opened to traffic.
On December 22, 2015, Zhengding Luquan and Pingshan Yangquan sections were open to traffic.[3][5]
On January 15, 2016, Jingxing Daliyan was open to traffic.[50]On April 26, Jingxing mining area was open to traffic.[43]In June, the reconstruction project from Lugu Town, Mianning County to Huanglianguan Town, Xichang City was started.The total length is 70km, and the estimated investment of the project is 3.6 billion yuan.The total length of the test section started on the same day is about 10km. The widening method is symmetrical widening on both sides of the original road. The standard construction of two-way four lane expressway with a design speed of 80km/h and a subgrade width of 24.5m is adopted. The construction period is 2 years. The subgrade width of the sections outside the test section will reach 32m[7]。
On July 3, 2020, Sichuan Development and Reform Commission approved the expansion project of Guangyuan Mianyang section of Beijing Kunming Expressway.
In the afternoon of September 27, 2020, Shimian Menghuocheng Toll Station of G5 Beijing Kunming Expressway (Yaxi Section) was officially opened.[6]
Sketch map of Beijing Kunming Expressway
On January 8, 2022, the construction of Tongjiang River Bridge in Contract Section LJ11 of G5 Beijing Kunming Expressway Guangyuan Mianyang Section Expansion Project was commenced, with the participation of Mianyang Transportation Service Center, Zitong County Government, County Transportation Bureau, County Self regulatory Bureau, Xuzhou Town, Yanwu Town and all participating units.On January 28, Fangshan Hancunhe Checkpoint of Beijing Kunming Expressway was closed and relocated to the square platform of the original Zhenjiangying Toll Station of Beijing Kunming Expressway[11]In August, the G5 Beijing Kunming Expressway Guandi Interchange Hub Project has completed 80% of the total work volume, and is expected to be completed by the end of the year.[12]On August 16, the No. 2 underwater main pier of Jialing River Super Major Bridge, the longest bridge in the whole line of the Guangzhou Mianyang Section Expansion Project of Beijing Kunming Expressway, was successfully sealed.[13]On September 10, during the Mid Autumn Festival, the expansion project of Mianyang Chengdu section of G5 Beijing Kunming Expressway was carried out in an orderly manner.As the last steel beam stably falls on the P ramp bridge of Yongming Hub Interchange, all the steel beams of the third section of TJ10 contract section of Mianyang Chengdu section expansion project of G5 Beijing Kunming Expressway have been erected, which marks that the main line of the third, fourth and fifth sections of TJ10 contract section has been connected.[14]On September 14, the first eight lane expressway tunnel in Sichuan - the right tunnel of the expanded Ma'anshan Tunnel of Mianyang Chengdu section of G5 Beijing Kunming Expressway designed by the Provincial Communications Design Institute was successfully completed.[15]On September 26, the expansion project of Hanzhong Guangyuan section (within Sichuan) of G5 Beijing Kunming Expressway was officially completedStart construction.[16]On the morning of December 15, the opening ceremony of the first pile of the expansion project of the Hanzhong Guangyuan section of G5 Beijing Kunming Expressway was held in Zhaohua District, Guangyuan City.[18]On December 19, Caojiawan Tunnel, the first tunnel of Guangyuan Mianyang Expansion Project of G5 Beijing Kunming Expressway, was completed.[19]On December 28, Hongyanzi Tunnel of Beijing Kunming Expressway Hanguang Section Expansion Project was successfully constructed.
On January 11, 2023, Maanshan Tunnel, the control project of the Chengdu Mianyang section expansion project of G5 Beijing Kunming Expressway, was successfully completed.[21]On March 15, the upgrading project of Mianyang Chengdu section was opened to traffic.[22-23]On May 11, Yangjiashan Tunnel of Guangyuan Mianyang Expansion Project of G5 Beijing Kunming Expressway was successfully completed.[25]In June, the bridge in the port area of Beijing Kunming reconstruction and expansion project was completed.[17][38]On June 18, the largest span steel continuous beam of the G5 Beijing Kunming Expressway Guangyuan Mianyang Section Expansion Project - Tongjiang River Super Large Bridge continuous beam right closure laid the foundation for the smooth opening of the whole line.[39]On August 3, the reconstruction and expansion project of Pucheng Laoyu section of Beijing Kunming Expressway successfully completed the Ganzhong section of the west extension railway.[41]On the same day, Tongjiang River Grand Bridge of Guangyuan Mianyang Section Expansion Project of Beijing Kunming Expressway was closed in two sheets.[40]On August 10, the Weihe River Bridge of Beijing Kunming Expressway Reconstruction and Expansion Lot 5 Project was closed to achieve full penetration.[42]On September 13, the Hechizhai Yiyi exit section of Beijing Kunming Expressway Reconstruction and Expansion Project was opened to two-way traffic for trial operation.[44]On September 28, the reconstruction and expansion project of Pucheng Laoyu section of G5 Beijing Kunming Expressway participated by CCCC was completed and opened to traffic.[46]On November 12, Zhaohua Tunnel, the key and difficult project of Guangyuan Mianyang Section Expansion Project of Beijing Kunming Expressway, was completed 49 days ahead of schedule, laying a solid foundation for the scheduled opening of the whole line.[49]In December, the right line of Maoerya Tunnel in Jiange Section of Guangyuan Mianyang Expansion Project of Beijing Kunming Expressway was successfully completed。[53]On December 29, the south and north sections of the Mianyang Chengdu double track line were opened to traffic.[56]
On April 25, 2024, the 4 bridges with a total weight of 76000 tons of G5 Beijing Kunming Expressway Chengdu Mianyang Expansion Project will be rotated in place after 66 minutes of intensive operation, safely crossing the Dazhou Chengdu North Ring Link Railway and the Chengdu North Ring Railway Terminal, laying a solid foundation for the follow-up construction of Beijing Kunming Expressway Chengdu Mianyang Expansion Project.[57]On May 30, the double track of Bamiaozui Tunnel of Guangyuan Mianyang Section Expansion Project of Beijing Kunming Expressway was successfully completed.[58]
Route introduction
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The planned route is from the originalNational trunk lineBeijing Shijiazhuang Section of Beijing Zhuhai Line, Shijiazhuang Taiyuan Section of Qingdao Yinchuan Line, Erhe LineTaiyuanTo Chengdu, Lanzhou to National Key HighwayMohanIt is composed of Chengdu Kunming section of the highway.
Beijing Section
0. Overview
The planned starting point of Beijing section of Beijing Kunming Expressway is MentougouNational Highway 108The planned destination is the city boundary, with a planned mileage of 60km.[29]
1. Mentougou 108 National Highway to Dajian Road Bridge Section
The bridge section from Mentougou 108 National Highway to Dajian Road of Beijing Kunming Expressway has not been constructed yet.On May 7, 2022, the Beijing Municipal People's Government printed and distributed the Beijing Traffic Development and Construction Plan during the 14th Five Year Plan Period, proposing to carry out the preliminary research on the northern extension of Beijing Kunming Expressway during the 14th Five Year Plan period (key point 5 of the plan implementation: highway and urban road construction projects).[30]
2. Dajian Road Bridge to City Boundary Section
Construction of Beijing Kunming Expressway Beijing Section (Dayuan Village - City Boundary Section) from Dajian Road Bridge to City Boundary of Beijing Kunming Expressway.
Beijing Section of Beijing Kunming Expressway (Dayuan Village City Boundary Section, commonly known asBeijing Shijiazhuang Second Passage）, basically parallel to the existing Beijing Hong Kong Macao Expressway, located in the middle of Fangshan District, Beijing, and starting fromDayuan Village(1.4km east of West Sixth Ring Road), viaQinglonghu Town, Yancun TownDoudian Town, Chengguan TownZhoukoudian TownShilou Town, Hancunhe TownChanggou 、Zhangfang TownAnd Dashiwo Town to the terminal city boundary (the boundary between Beijing and Hebei), connecting with the north section of Beijing Kunming Expressway.The total length is 50.942km. There are 12 interchanges, 11 separated interchanges, 22 river bridges, 26 channels and three supporting facilities along the line, which are the management area of the east of the sixth ring road, the main line service area and the management area of the north Jumahe River.Two way six lane, design speed 120km/h, subgrade width 35.5m, red line width 80m[1]。
Among them, the section from Dayuancun Bridge to Dajian Road Bridge is S66（Beijing Kunming Expressway Connecting Line Expressway）The section from Dajian Road Bridge to the city boundary is G5 (Beijing Kunming Expressway).[31]
FromLaishui CountyYihezhuang is connected to the Beijing section of Beijing Kunming Expressway under construction in the north, to the west of Laishui County, to Laishui Interchange, and to the south of Laishui Shijiazhuang Expressway, with a total length of about 24 kilometers and an estimated total investment of about 1.9 billion yuan.The whole line of the project is constructed according to the standard of two-way six lane expressway, with a design speed of 120 km/h, a subgrade width of 34.5 meters, and a design vehicle load level of highway I for bridges and culverts.Interchanges are set at Shiting, Laishui North, Laishui West and Laishui in this section of highway[2]。
2. Laishui Shijiazhuang Section
3. Shijiazhuang Hebei Shanxi section
It starts from the interchange of Quyang Bridge hub of Beijing Kunming Expressway, crosses the Hutuo River in the west, passes north of Licun Town, south of Yi'an Town, south of Songjiayu, east of Kulongfeng, south of Xiaozuo, Taowangzhuang, Caojiazhuang, Xinzhuang, Honghecao Village, and connects with the Pingding Yangqu section of Beijing Kunming Expressway in Shanxi Province in Yangshuzhuang, Shanxi Province. The total length of the project line is 65.256km.
Including the section from Beihuzhuang Interchange (K14+500) to Xibaipo Interchange (K28+000) as the common section of Xibaipo Expressway, the section from Quyangqiao Interchange (K0+000) to Beihuzhuang Interchange (K14+500), and the section from Xibaipo Interchange (K28+000) to the project terminal (K65+256), which is about 51.7 km in total, with an estimated investment of about 7 billion yuan.
For the project to be built, 3 super large bridges and 19 major bridges will be built;Set 2 long tunnels, 5 medium tunnels and 4 short tunnels;Set 3 separate interchanges;Set 5 interchanges;5 toll booths;One management center, one service area, one parking area and one maintenance work area are set.
5 toll booths, 1 service area and 1 parking area. The details are as follows:
Licun Toll Station: located 13 kilometers west of Quyangqiao Junction Interchange, the lower station entrance is connected to the provincial highway Beijing Zambia Line and Shiyan Line, and Baoduzhai, Luquan District and Shijiazhuang downtown can be reached through this toll station.
Nanfangkou Toll Station: The next station is connected to the provincial highway Yiwei Line, and you can reach Jingxing County.
Jingxing Mining Area Toll Station: intersects with the provincial highway Pingshe Line, and you can reach Duanjialou, the provincial patriotism education base mass graves memorial hall, the former site of Tianho Central People's Broadcasting Station, Haoyuan Fruit Picking, Qingliang Mountain Scenic Spot and Ski Resort, Ming Dynasty Qingliang Pavilion, national Qingliang Bay Wet Land Park, Yujia Stone Village, Cangyan Mountain, Jinshan and other tourist attractions,It can also lead to Jingxing County and Jingxing mining area.
Provincial main line toll station: after passing the toll station, drive westward for 9 kilometers to reach Shanxi.
Jingxing North Service Area: located between the provincial main line toll station and the marble toll station, it can provide parking, accommodation, refueling, maintenance and other services for drivers and passengers.
Kulongfeng parking area: located between the toll station in Jingxing mining area and Nanfangkou toll station, it can provide car maintenance, parking, refueling and other services for drivers and passengers.[4]
Shanxi Section
Including Shanxi Hebei connection line of Beijing Kunming Expressway in Shanxi Province.
The reconstruction and expansion project of Pucheng Laoyu Highway of Beijing Kunming National Expressway is a provincial and municipal key highway construction project.The Beijing Kunming Reconstruction and Expansion Project starts from the interchange of Dongyang Terminal at the intersection of Beijing Kunming Expressway and Yulin Lanzhou Expressway. The reconstruction and expansion is mainly carried out along the existing road in the south with widening on both sides. It passes Pucheng, Fuping, Yanliang, Gaoling, Lintong, and Gangwu District to Xiewang Interchange, and uses the existing Xi'an Ring Expressway to reach the interchange of Hechizhai Terminal, and then southwardsXi'an High tech ZoneFengdong New Town and Yuyi District end at Laoyu Interchange of Beijing Kunming Expressway, with a total length of 164.386 kilometers, including 125.878 kilometers of reconstructed and expanded sections.[17][45]
The bridge in the port affairs area is an important part of the reconstruction and expansion project of Pucheng Laoyu Highway on the Beijing Kunming line of the national expressway. The total length of the bridge is 773 meters, and the design width of a single bridge is 20.5 meters.The bridge superstructure span is arranged with prestressed concrete precast box girder and prestressed concrete cast-in-place continuous beam, with the maximum span of 40.2m.
3. Xi'an Section
(1) Xiyan Expressway
Xi'an Yanliang Expressway (referred to as "Xi'an Yanliang Expressway" for short) is an important part of the main skeleton of the "meter" shaped highway, and is a major channel connecting Xi'an to Yanliang.The Xi'an Yanliang Highway Project was originally a Class I highway, but later it was changed to "Xi'an Aircraft Class I Highway" because Yanliang was an aircraft city. It is a supporting project of Shaanxi Provincial Government's cooperation project to introduce 100 passenger aircraft from France to Xi'an Aircraft Manufacturing Company located in Yanliang.In July 1996, the Planning Commission of Shaanxi Province approved the proposal for Xiyan first-class highway project.In November 1996, Shaanxi Provincial Planning Commission approved the feasibility study report of Xiyan first-class highway project.The total length of the route is 29.5 kilometers, starting at K26 of Xi'an Tongchuan Highway and ending at Tanjiapu, Yanliang District.The subgrade is 24.5m wide, with a total investment of 472 million yuan.The preliminary design document was completed in 1997 and approved by Shaanxi Provincial Planning Commission, and the construction drawing design was completed in March 1998.The provincial government requires to ensure that the project will be completed and opened to traffic in 1998, "starting construction first, handling special affairs specially, and collecting after construction".
In April 1998, the state adjusted the G40 corridor direction in Shaanxi in the "1990~2020 National Trunk Line Planning Plan".Xiyan Highway, as a section of National Highway G40, enters the national trunk line network. All the sections that were originally started were suspended. However, when receiving the notice of suspension, K46~K55+529 (section F) had been fully started, and the lower works of the railway viaduct and Qingshuihe Bridge had been completed, and some structures and subgrade earthwork had been completed.After redesigning and public bidding, the adjusted line was commenced in December 1999 and opened to traffic on September 29, 2001.
Xi'an-Yan'an Expressway starts from the new overpass of Xi'an Ring Expressway (north section), passes Baqiao District, Gaoling County, Sanyuan County, Lintong District, Yanliang District, ends at Tanjiabao in Yanliang District, passes through three districts, two counties, ten villages and towns, crosses Weihe River, Qingshuihe River and Houxi Railway, with a total length of 39.241 kilometers. It is a four lane up and down split driving, fully overpass, fully closed, and fully controlled access,The construction standard is plain hilly expressway.The driving speed is 120km/h, the subgrade width is 28m, the carriageway width is 2 × 7.5m, the median width is 3m, the minimum radius of horizontal curve is 2000m, and the maximum longitudinal slope is 2.3%.The design load of bridge and culvert: Grade 20, Hang-120, clear width of bridge deck 2 × 12m, design flood frequency of bridge 1/100, super large bridge 1/300, seismic intensity 8, and the pavement structure type is asphalt concrete.The estimated budget is 893 million yuan.The Ministry of Transport subsidized 226 million yuan, and the rest was self raised by Shaanxi Province.The actual construction investment is 82.164 million yuan.Main quantities completed: 2 small bridges, 2 super large bridges 1803m long, 2 major bridges 239m long, 25 medium bridges 1833m long, 65 channels, 146 culverts, 2 interchanges, 10 separated interchanges, 3 toll booths and 1 toll station.
On May 13, 2002, Shaanxi Provincial Department of Transport organized handover and acceptance, and formally handed over to Shaanxi Expressway Group Beiqin Branch for maintenance from May 15, 2002.After the handover and acceptance, the project construction management unit will continue to improve the drainage system of the whole line, complete the acceptance of environmental protection facilities, and go through the land acquisition procedures.From December 17 to 18, 2004, Shaanxi Provincial Department of Transport organized the completion acceptance of the highway, and the project quality was rated as excellent.[54]
(2) Xihu Expressway
Xi'an Xiyi District Expressway ("Xihu Expressway" for short) is a part of the main trunk line of National Highway G5 in Shaanxi and an important section of the "meter" shaped main skeleton of Shaanxi highway.The project feasibility study report was completed in May 2000, approved by the Ministry of Transport on June 29, reviewed by the Shaanxi Provincial Planning Commission at the end of June, and approved by the Ministry of Transport on September 30.
The plan starts from Hechizhai in the south section of Xi'an Ring Expressway, passes through Zhucun, Yijing, Xiliu, Lingnuma in Chang'an District and 11 towns and townships in Niudong, Wuzhu, Ganting, Wuchan, Tianqiao and other two counties in Yiyi District in the southwest direction, crosses three major rivers, including Fenghe River, Laohe River, Tanyu River and many small rivers, and ends at Laoyu, the end point. It connects with the round the mountain road in Xi'an, with a total length of 31.75 kilometers,There are two interchanges in Huxian County (now Yidong Hub) and Laoyu. The subgrade is 28m wide, two-way four lane, and the design speed is 120km/h.It was started in March 2001 and opened to traffic on November 20, 2002.The final account for completion was 728 million yuan.Main quantities of Xihu Expressway: 1 super large bridge of 566.08m, 2 major bridges of 511.18m, 22 separated interchanges of 1015.03m, 72 culverts, 57 passages, 8 overpasses, and two interchanges.259183 trees were planted.In terms of building construction, 2 toll stations, 1 management office and 1 maintenance area will be built.On September 28, 2003, the municipal transportation bureau was entrusted by Shaanxi Provincial Department of Transportation to organize handover and acceptance, and the project quality was evaluated as excellent.From September 2004 to September 7, 2006, the Municipal Transportation Bureau successively organized the handover and acceptance of Xihu high-speed electromechanical, housing construction, greening, and Huxian County connecting line projects. The electromechanical and housing construction projects were rated as qualified, and the connecting line and greening projects were rated as excellent.
On January 30, 2007, Xi'an Transportation Bureau and Provincial Expressway Group held a handover ceremony for Xihu Expressway.According to the unified arrangement of the Provincial Department of Transport, the right of operation and management of Xihu Expressway will be transferred from Xi'an Municipal Transport Bureau to the Provincial Expressway Group from now on.[54]
On September 28, 2023, the reconstruction and expansion project of Pucheng Laoyu section of G5 Beijing Kunming Expressway will be completed and opened to traffic.[45]
The expansion project of Hanzhong Guangyuan section (within Sichuan) of G5 Beijing Kunming Expressway is《National highway network planning》A section of Beijing Kunming Expressway is another passage of Chengdu Guangyuan Shaanxi Sichuan Expressway.The project starts from Youyi Village, Wangcang County, Guangyuan City (at the junction of Sichuan and Shaanxi), receives the Shaanxi section of the G5 Beijing Kunming Expressway expansion project, passes Yanhe Town, Tianxing Town, Yanzi Township, Wangcang County, Rongshan Town, Yuanba Town, Zhaohua District, Lizhou District, Longtan Township, Lizhou District, and ends near the Zhoujiahe hub, connecting the Guangyuan Nanchong section of G75 Lanzhou Haikou Expressway,Connect with the expansion project of Guangyuan Mianyang section of G5 Beijing Kunming Expressway under construction.The total length of the route is about 71 km, which is constructed according to the standard of two-way six lane expressway. The design speed is 100 km/h, the bridge tunnel ratio is 85.35%, and the total investment is 25.27 billion yuan.
The project is sponsored by Shudao Group Chuangao Company andChina Railway No.5 Engineering Group Co., Ltdas well asSichuan Communications Investment Construction Engineering Co., LtdThe consortium is invested and constructed, with a construction period of 4 years, and is planned to be completed and open to traffic in 2026.The project construction is of great significance in improving the traffic capacity and service level of the existing Beijing Kunming Expressway, improving the national expressway network and enhancing the traffic guarantee capacity.
The project has the characteristics of "one difficulty, two heights and three more". First, the terrain is complex and the conditions for construction mobilization are difficult;Second, the technical standards of mountain expressways are high, and the proportion of bridges and tunnels is as high as 85%;Third, there are many environmentally sensitive areas along the line, with many karst development and many mined out areas. There are large technical problems to be solved.During the construction process, the project will strictly adhere to the "four refinements" concept of refined management, fine design, lean construction and fine workmanship, and build the project into a safe century quality project with high standards.[16]
Hongyanzi Tunnel is located in Lizhou District, Guangyuan City, Sichuan Province, at the northern edge of Sichuan Province, in the transition zone from mountains to basins. It is a two-way six lane tunnel with left and right separate lanes. The left line of the tunnel is 2855m long, the right line is 2859m long, and the maximum burial depth is 274m.[20]
3. Guangyuan Mianyang Section
The project starts from Zhoujiahe in Guangyuan City and connects with G75 already builtLanzhou Haikou ExpresswayThe Guangyuan Nanchong section, passing through Hongyan Town, Zhaohua District, Guangyuan Port, Gaoguan Township, Pu'an Town, Liugou Town, Wulian Town, Yanwu Township, Xuzhou Town, Zitong County, Mianyang City, Xujia Town, Youxian District, ends at the southeast of Weicheng Town, and connects with the Mianyang Chengdu section expansion project of the G5 Beijing Kunming Expressway under construction.
The total length of the project route is about 124km, of which the bridge is about 42km long and the tunnel is about 34km long.The whole line adopts the standard construction of two-way six lane expressway, with a design speed of 120km/h and a subgrade width of 34.5m.Highway Class I is adopted for the design of vehicle load of bridges and culverts.The tunnel construction clearance is 15.25 × 5.0m.Asphalt concrete pavement is adopted for the whole line.
There are 12 interchanges along the line, including Zhoujiahe (hub), Hongyan, Jianmenguan, Pu'an, Liugou, Wulian, Yanwu, Xuzhou, Liangtancheng, Wolong, Weicheng and Weicheng (hub).10 interchange connecting lines will be constructed at the same time, totaling about 18 kilometers.Grade II highway standard is adopted for interchange connecting line, with design speed of 60km/h and subgrade width of 10m.
Necessary traffic engineering and facilities along the line shall be constructed simultaneously along the whole line.Other technical indicators shall comply with the specified values in the Technical Standards for Highway Engineering (JTGB01-2014).[36]
Lot LJ11 of Guangyuan Mianyang Section Expansion Project of G5 Beijing Kunming Expressway is located in Zitong County, with a total length of 13.592km and a total construction period of about 30 months. The main works include 10 bridges (5.126km in total), 1 tunnel (725m), 5 overpasses and 29 culverts.Tongjiahe Bridge is 1398 meters long and planned to be completed in July 2023. It is one of the key and difficult projects in this section, highlighting the characteristics of "four big and three high", namely, large pile diameter of pile foundation (2.5 m), large area of cushion cap (1312.2 m3), large span of continuous steel structure (180 m), difficult construction, high pier height (43.5 m), high quality and safety requirements, and high environmental and water conservation requirements,Tongjiang River Bridge in this contract section is a control project that needs to be constructed in advance to ensure the simultaneous completion and opening to traffic with the whole line.
The commencement of the construction of Tongjiang River Bridge is a specific practice of the traffic first strategy. After completion, it will further strengthen the Xuzhou Interchange of S209 Provincial Highway (Zizhong Road), which will help improve the traffic conditions in the surrounding areas, build a more smooth traffic network, promote sound and rapid development in the surrounding areas, and enhance the comprehensive economic strength.[10]
Beijing Kunming Expressway: the planned mileage is 2716km, and the traffic mileage is 2336km.The expressway starts from Beijing in the north and ends at Kunming in Yunnan in the south, passing through Beijing, Hebei, Shanxi, Shaanxi, Sichuan and Yunnan, running from north to south, from east to west,Main cities passing by are Beijing Baoding Shijiazhuang Yangquan Jinzhong Taiyuan Linfen Yuncheng Weinan Xi'an Ningshan Hanzhong Guangyuan Mianyang Deyang Chengdu Ya'an Xichang Panzhihua Wuding Kunming.
Freeways on the way from Beijing to Kunming: Taijiu Expressway, Dayun Expressway, Yuqi Expressway, Shitai Expressway, Chengdu Ya'an Expressway, Chengdu Chongqing Expressway, Taiyang Expressway, Pingyu Expressway, Kunming Ring Expressway, etc.
strategic significance
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Shitaibei Section of Beijing Kunming Expressway is 65 kilometers long, with a two-way six lane design. It is another important expressway connecting Shijiazhuang and Taiyuan. It connects Pingding Yangqu Section of Beijing Kunming Expressway westwardShanxiCentralShaanxiNorthNingxiaThe most convenient way for the transportation of goods and materials from the north to the port is conducive to realizing the transportation hub strategy of "connecting the east with the west" in Hebei Province.Its completion will greatly relieve the pressure of the current Beijing Kunming and Qingdao Yinchuan expressways sharing the same line between Shijiazhuang and Taiyuan.
The completion and opening of Laishui Beijing section of Beijing Kunming Expressway provides a new choice for people from Shijiazhuang, Baoding and the west to Beijing, which can effectively relieve the traffic pressure of Beijing Hong Kong Macao Expressway.In addition, this section is an important transportation hub in southwest Beijing and western Hebei Province.Its completion and opening to traffic has effectively improved the competitive advantage along the line, activated the development potential, played an important role and significance in accelerating the circulation of industrial and agricultural by-products along the line, promoting the optimal allocation of resources, and driving the development of tourism, and will add new engines to the economic and social development of Yixian County, Laishui and other areas along the line[8]。
roadside facilities
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Facilities along Beijing Kunming Expressway
name
position
remarks
Dajian Road and Bridge
(Dajian Road Toll Station)
Beijing
Fangshan District
S66 (Beijing Kunming interconnection line)
Quyang Bridge Hub
Hebei Province
Shijiazhuang City
Zhengding County
G2002 (Shijiazhuang Ring Expressway)
Li Cun
Luquan District
exit
Beihuzhuang Hub
S071 (Xibaipo Expressway)
Nanfangkou
Jingxing County
Toll Gate
Kulongfeng parking area
Parking area
Jingxing Mining Area
Jingxing Mining Area
exit
marble
Jingxing County
Jingxing North Service Area
service area
Shenshuiquan Tunnel (East Section)
Tunnel
Shenshuiquan Tunnel (West Section)
Shanxi Province
Yangquan City
Pingding County
Fork
exit
River bottom
suburb
Lingjingdian Hub
Taiyuan City
Yangqu County
G2003 (Taiyuan Ring Expressway) (start of collinear)
S5513 (Lingyang Expressway)
Lingjing Store West
exit
Dayu East
Dayu Junction
G55 (Erguang Expressway), S42 (Yuyang Expressway)
Nitun North
exit
Xilingjing Hub
S50 (Tailin Expressway) (starting from collinear)
Chiniwa junction
xinzhou
Jingle County
S50 (Tailin Expressway) (end of collinear)
Haojiagou
Taiyuan City
Gujiao City
exit
Cold spring hub
S56 (Taifang Expressway)
Xingjiashe
exit
Qingxu South Hub
(Qingxunan Toll Station)
Qingxu County
S2013 (Luoxia Expressway) (beginning of collinear)
