快三走势图吉林 www.qjtq.net About BJL4
Beijing Metro Line 4 (BJL4) is the North-to-South traffic artery in Beijing metro networks. It is approximately 28.2 kilometers long with 24 stations, 23 stations are underground stations except AnHeQiao North station.
This unique line goes through Fengtai, Xicheng and Haidian districts. Along the line, there are dense residential areas, high-tech parks (ZhongGuanCun) and university campus (Tsinghua University, Peking University, Renmin University) and bustle business areas (XinJieKou –XiDan-CaiShiKou), and famous scenery areas (Summer Palace, YuanMingYuan, Beijing Zoo and TaoRanTing Park).
On September 28, 2009, BJL4 was open for trial operation. The trains commenced service in the Automatic Train Operation (ATO) mode with a minimum headway of 3 minutes.
Now, the minimum headway of BJL4 from south to north at morning peak hours on weekdays is less than 2’.
Daxing Line (DXL) starts from GongYiXiQiao station in Fengtai District and ends at TianGongYuan station in Daxing District. It is 21.8 km with 11 stations including 1 ground station and 10 underground ones.
On December 30, 2010, DXL started trial operation. It realized through-train trial operation with BJL4 on day one, with the total operation route length of 50 km.