软土地基盾构掘进过程中等的土体变形研究-岩土工程专业毕业论文.docx

浙 江 大 学 硕 士 学 位 论 文 摘 要 A b st r a C t T u n n e l e o n stru etio n in e v it ab ly w ill c a u se th e d istu r b a n c e o f 50 11，a n d t he n it w ill ea u se 50 11 d e f o r m a tio n . \ th e th re e P a r ts o f g r o u n d d e f or m a tio n b e f ore th e b e g in n in g o f su b w ay o P erat io n are : (l) th e u P lift o f 50 11 b efore the o f d ise eutter’5 arr iv a l:(2 ) the settlem en t ea u sed by sh ie ld ; (3 ) eo n so lid atio n settlem en t. T h e research b ack g ro un d o f th e P a p e r 15 th e c o n s tru etio n o f sh ie ld tu n n e l in H a n g r h o u . B y an a ly z in g t h e m e a su re d data ，att em Pt to identify th e rule o f suri触ce uP liftan d settlem ent.T he m ain eonten ts o f th e stud y in clu d e : (l) B y in 一situ m o n ito rin g sh ield tu n n el N O .leo n stru etio n in H a n g z h o u ，a n a ly z in g th e c o r re la tio n o f P a ra m e te rs o f sh ie ld m a e h in e a n d t he r u le o f th e d ev e lo P m en t o f 50 11 d isP laeem en t: (2 ) R eseareh the in flu enee o f sh ie ld tu n n e lin g Param eters for gro un d u P lift: (3 ) T o d eriv ate ea leu latio n form ula o f 50 11 d isP la eem en t d u rin g tu n n elin g : (4 )To research the m eeh an ism an d ealeu latio n form u la o f eo n so lid a tio n set tle m e n t. M a in w o r k a n d v ie w P o in t in th is d isse r ta tio n a s f o llo w s : (1)R esearc h th e relatio n sh iP b etw een the sh ie ld tu n n e ling P aram eters. F in d o ut th a t th e f lu e tu a tio n f o r th e to t al th ru st f or ee ，th e e a r th P re ssu re o n e h a m b e r a n d t he to r q u e o f e u t te r d ise a re b a sic a lly sy n e h r on o u s . (2 ) To an alyz e th e in flu en ee o f ev ery sh ie ld tun n elin g P aram eters for gro u n d