نوع مقاله : مقاله پژوهشی
نویسندگان
1 1. کارشناس ارشد زمین شناسی مهندسی موسسه مهندسین مشاور ساحل
2 کارشناس عمران موسسه مهندسین مشاور ساحل
3 کارشناس ارشد استخراج معدن موسسه مهندسین مشاور ساحل
چکیده
کلیدواژهها
موضوعات
عنوان مقاله [English]
نویسندگان [English]
Karaj - Tehran water conveyance tunnel (LOT1) was excavated by TBM with 4.66 m diameter
whereas the utilization factor is different with tunnel length. According to geological condition,
excavated length and personal skill, TBM performance has been compared in four equal parts of
tunnel. Evaluation of TBM Activity and delay time shows that in addition of specified factors, the
utilization factor also depends on the overlap of activities. In this project utilization factor for every
part is 18.30, 22.26, 16.09 and 16.08 respectively.
کلیدواژهها [English]