Line 2 (Shanghai Metro)

Line 2 is an east-west line of the Shanghai Metro network. With a length of nearly 64 km, it is the second longest line in the metro system after Line 11. Line 2 runs from in the west to in the east, passing Hongqiao Airport, the Huangpu river, and the Lujiazui Financial District in Pudong. With a daily ridership of almost 1.5 million, it is the Shanghai Metro's busiest metro line. The eastern portion of the line, from to Pudong International Airport, was once operated almost independently from the main segment until April 18, 2019 while through service between these two started the next day. The line is colored light green on system maps.
History.
The first section of Line 2 was opened in October 28, 1999, from to . This section, which included 12 stations, totaled . A year later, was added to the eastern part of the line, adding . Four new stations, located west of the Zhongshan Park station, opened in December 2006, extending the line to . This section added to the line. Four years later, in preparation for the 2010 Shanghai World Expo, the line was significantly expanded. In February, the Zhangjiang Hi-Tech Park station was rebuilt. In addition, another eastern segment took Line 2 to . A month later, the line was extended westward to , adding to the line including a stop at . On April 8, an eastward extension added 8 stations to the line, totaling and taking Line 2 to . On July 1, opens to the public with the opening of the railway station of the same name.
In October 2006, it was decided to rename three stations on Line 2 by the end of the year, adopting a new naming scheme: metro stations, unlike bus stops, are no longer supposed to be named after neighbouring vertical streets, but famous streets and sights in the vicinity, making it easier for visitors to find these places. The renamed stations are Century Avenue (formerly Dongfang Road), East Nanjing Road (formerly Middle Henan Road) and West Nanjing Road (formerly Shimen No. 1 Road).
Route.
East Xujing to West Nanjing Road.
The line begins at at the intersection of Xumin East Road and Zhuguang Road. The line heads northeastward under Xumin East Road for about before veering off the road and heading east, passing under Huaxiang Road. The line then enters the interchange station serving the . This station is an interchange with Line 10. Shortly thereafter, the line enters the . Line 2 then turns northward until it meets Tianshan Road and turns east again, roughly running parallel under Tianshan Road. Along this road, the line enters the , , and stations. At the , Line 2 veers away from Tianshan Road, heading northeastward. The line then enters the along Changning Road, an interchange with lines 3 and 4. The subway line then runs parallel under Changning Road for a short distance before heading east under Yuyuan Road. Along Yuyuan Road, there is a station at , an interchange to Line 11. East of this station, the line swerves away from Yuyuan Road and runs under Yongyuan Road, which merges into West Nanjing Road, where Line 2 enters the , an interchange to Line 7. Just before entering the , the metro line veers away from West Nanjing Road to Wujiang Road. Line 2 comes back under the road shortly thereafter.
West Nanjing Road to Longyang Road.
East of the , Line 2 heads eastward along West Nanjing Road, passing under the South-North Elevated Road. It then turns northeast into the , and interchange with lines 1 and 8. East of the People's Square station, the subway line moves under East Nanjing Road to the . Leaving the Huangpu District of Shanghai, the line heads under the Huangpu River and enters the Pudong New Area of Shanghai. The metro line passes the Oriental Pearl TV Tower and the World Finance Center near its station at . The line then runs under Century Avenue and heads southeastward to the . Line 2 then heads to the , the largest interchange station that serves lines 4, 6 and 9 as well. Line 2 continues southeastward along Century Avenue to the . From here, the line turns southward through Century Park to the . From here, the line turns southeast and then east as it enters the , an interchange with Line 7 as well as the Shanghai Maglev Train.
Longyang Road to Pudong International Airport.
From the , the metro line heads eastward. Line 2 heads eastward, running under Zuchongzhi Road to the station. The line heads northeastward under Zuchongzhi Road to the and stations. Line 2 then veers away from Zuchongzhi Road and heads under the Waihuan Expressway to the and stations, turning south. Heading southward, it heads through the and turns back east, running under Chuanhuan Road. Line 2 then passes through the . Heading away from Chuanhuan Road, the metro line then enters the and stations along Huazhou Road before turning southeast. Line 2 then begins running parallel to the Shanghai Maglev Train as it runs under the Yingbin Expressway and enters the . From here, Line 2 continues south to its terminus at the , which serves Shanghai Pudong International Airport.
Technology.
Power Supply.
Siemens Transportation Systems equipped this line with an overhead contact line (cantilever material: galvanized steel) and 7 DC traction power supply substations.