Chengdu Metro

#Chengdu_Metro
#Rapid_transit_in_China
#Transport_in_Sichuan
#750_V_DC_railway_electrification
#2010_establishments_in_China
#Railway_lines_opened_in_2010
#Projects_established_in_1985
The Chengdu Metro is the rapid transit system of Chengdu, the capital of Sichuan, China.
The system consists of 12 subway lines and 1 light rail line.
Line 1 was opened on 27 September 2010, making it the first heavy-rail metro line in southwest China.
（Chongqing Rail Transit opened Monorail first in 2005） Line 2 began operation in September 2012.
Line 4 opened to public at the end of December 2015, while Line 3 opened in July 2016.
Metro lines are operated by Chengdu Rail Transit Group Company Limited.
There are currently 389 km （242 mi） of subway lines under construction in Chengdu in 2020.
There are 12 operating subway lines of totaling 518.
5 km （322.2 mi） and 1 tram line （Line T2） of 39.
3 km （24.4 mi） and expected to serve over 8 million trips per day.
On Dec 18th, 2020, Chengdu Metro officially opened Line 6, 8, 9, 17, 18, making this system the 4th largest in the world.
There are twelve subway lines operated covering 518.
5 km （322.2 mi） with 337 stations and a 39.
3 km （24.4 mi） long with 36 stop light rail line （Line T2） operating.
Chengdu Metro Network Jinjiang Hotel station of Line 1 The first phase of Line 1 cost 7 billion yuan to construct.
A natural ventilation system has been used in the underground section of Line 1 on the subway system from Southern Third Ring Road to Jingcheng Plaza Station.
Square ventilation units are built every 30m along the subway top to allow fresh air from the ground enter the construction site underground.
The method is used in subway construction in other countries as it cuts the construction cost and it saves energy.
The subway system is the first in China to adopt such a ventilation system during construction.
Chengdu Metro is planning to set up a sec...