the shield driven tunnel of yuexiu park to sanyuanli in no. 2 line of guangzhou metro has been built and used in informal business in 2002.
广州地铁二号线越秀公园-三元里区间盾构隧道已于2002年建成并投入试运营。
by applying the method to the shield driven tunnel construction, the quantitative analysis was implemented and the method's practicability was illustrated.