Guangzhou many subway lines under construction latest progress!

2022-06-01 0 By

Recently, guangzhou subway construction new progress came to see if you look forward to that line!The first double-line shield tunnel of Guangzhou Metro under construction after the Spring Festival was opened recently, the double-line shield tunnel from Tianhe Park to Huajing Road to Huashi Station (hereinafter referred to as “Tianhua section”) of Guangzhou Metro Line 11 was opened successfully.After the Spring Festival, it became the first double-line shield tunnel.The total length of the shield tunnel in Tianhua section is about 5.4 km, starting from the open-cut section at the north end of Tianhe Park Station and extending to the northwest.The section is located in the downtown area, need to pass through a number of important traffic arteries and existing buildings.In the process of shield machine crossing, the settlement should be strictly controlled within 5 mm, so as not to cause interference to ground buildings and traffic.As the starting location of this area is connected with the tianhe Park Station of Line 21 in operation, the site space available for construction is limited due to the influence of the station, underground pipelines, ground vehicles and people flow.In addition, the geological conditions along the zone are complicated, and the shield machine traverses the upper and lower soft and hard strata for a total of 1.5 km, which is easy to cause problems such as ground settlement and lateral movement. The construction under the stratum with alternate soft and hard strata has a serious impact on tool wear.The subway builders invited experts to fully compare, select and demonstrate the construction scheme for many times, and carried out targeted transformation and design for the shield tunneling machine, which solved the problem of limited space and successfully completed the task of starting the second time in a narrow space.At the same time, according to the specific condition of different building and structures, the project department made the protection scheme in detail, and the surrounding buildings foundation reinforcement or partition protection, strengthen the field patrol, when necessary to track grouting and fill slurry protection, guarantee of shield machine by the good state of equilibrium, fast through the special area, effective control of ground settlement and lateral risk.The west extension section of Line 7 (Guangzhou South Railway Station – Midea Avenue) and the first passage section of Line 22 (Panyu Square – Chentou Gang) are undergoing operation and commissioning.East extension section of Line 3 (Panyu Square – waterfront) : civil works have been completed 57% in total.Of the four stations, two have been capped, and the other two are under civil construction.Of the four sections, one has been completed and the other three are under civil construction.Guangzhou New City parking lot is prepared before construction.East extension section of Line 5 (Wenchong – Whampoa passenger port) : 54% of civil works have been completed.Of the six stations on the line, three have been capped and the other three are under civil construction.Of the six sections, one has been completed and five are under civil construction.Civil construction of access line and shuanggang parking yard.Phase II of Line 7 (South of university city to northwest of Shui Shui) : 66% of civil works have been completed.Of the 11 stations, 4 have been capped and 7 are under civil construction.Of the 11 sections, 3 have been completed and 8 are under civil construction.Jitang parking lot for civil construction.Line 10 (West long – Shipai Bridge) : 38% of the civil works have been completed.Of the 14 stations, 3 have been capped, 10 are under civil construction, and the remaining 1 is in preliminary preparation.Of the 14 sections, one has been completed, three are under civil construction, and the rest are in preliminary preparation.Civil construction of rolling stock depot of Guanggang New City.Line 11 (Railway station – Pazhou – Railway Station) : 74% of the civil works have been completed.Of the 32 stations, 1 is in preliminary preparation, 2 have been opened, 14 have been capped, and the remaining 15 are under civil construction.Of the 32 sections, 1 has been completed and opened, 10 have been connected, 16 are under civil construction, and the remaining 5 are under construction preparation.Chisha depot and access section line for civil construction.Line 12 (Xunfenggang – south of university city) : 38% of the total civil works have been completed.Of the 25 stations, 4 have been capped, 20 are under civil construction, and the remaining 1 is in preliminary preparation.Among the 24 sections, 1 section is connected, 12 are for civil construction, and the rest are for preliminary preparation.Croucher head depot, university city south parking lot for civil construction.Phase ii of Line 13 (Chaoyang – Yuzhu) : 44% of the civil works have been completed.Of the 23 stations, 3 have been capped, 19 are under civil construction, and one is in preliminary preparation.Among the 23 sections, 4 sections and the entrance line of the huanggang parking lot have been completed, 14 sections are under civil construction, and the remaining 5 sections are in preliminary preparation.Yu Zhu parking lot, huang Gang parking lot and cover for civil construction.Phase II of Line 14 (Jiahe Wanggang – Guangzhou Railway Station) : 30% of the civil works have been completed.Among the 8 stations, 1 main structure is capped, 5 are for civil construction, and the remaining 2 are for preliminary preparation.Of the eight sections, two have been completed, three are under civil construction, and the other three are in preliminary preparation.Houtong section of Line 18 (Xian Cun – Guangzhou East Railway Station) : 7% of civil works have been completed.One station was prepared and one section was constructed.Houtong section of Line 22 (Chentougang-Fangcun) : 16% of civil works have been completed.Four stations are undergoing civil works;Among the four sections, one is for civil construction, and the other three are for preliminary preparation.(Note: the above station name is only the tentative name of the project, and the standard station name shall be subject to the approval and announcement of the municipal government.)Disclaimer: This article is reproduced for the purpose of conveying more information.If the source is wrong or violated your legitimate rights and interests, please contact the author with proof of ownership, we will promptly correct, delete, thank you.Email address: newmedia@xxcb.cn