Title
斜面崩壊予測のための軟岩の力学モデルの高度化( 内容の要
旨(Summary) )
Author(s)
岩田, 麻衣子
Report No.(Doctoral
Degree)
博士(工学) 甲第394号
Issue Date
2011-03-25
Type
博士論文
Version
none
URL
http://hdl.handle.net/20.500.12099/36577
※この資料の著作権は、各資料の著者・学協会・出版社等に帰属します。
ft38 (**) JB+ It q) * 5 3tJ5ti*S*% JtB3?1k 7* ji E] Ll i))-- 4t SJ5E3a3cRg P
*Jk3AX*i*a
i F] ##+ (P*j>yR) t* i (IjB+) EF# 394 % 5FBE 23 iF 3 j] 25 P 4=ifE;3f]#.>xi A Ijt2Fi54ti4i5j&#i&Tl
a)T= b a)4*#nj)3t%7-A)ve)&Lflk(Modification of con8titutive model of Soft rock forSlope failure prediction)
(i:i) ##3i S.+ i 75 a
(6rlZ&) ##7* g( EE) *n 3S #3* 5& * (3B7iAIXj(*)
355EPg*0)fB
P*%fbL=##EiJZ3}# LTh- D , ##L{1i5Q)Jbi-J< 9eJi4i5B3i*{3: ifQ)3%4=b.}S&*E 5*1JTV 18o JZ3}W8=i:1 T#
#Q)EatiA13:ab'}, BhaEI*a)5>WT.fj:, ii D bif< , -A2b9t24K%Q)#Stq2B8=8i#6b,u1, "it#Q)*PF'q
Bg#5fQ)WfiW#"i StLTV18o 3tT=, -*lf#5&L*b: 20MPa BjfQ)it#e)*F;qb9t2h&i*&k3ai-a#6[t bE
a 8tLTV 18. #jEo)hJB3?B9{2#^t& i LT, t>il*4&1t:R&ePSPpli&*:fi**#bS*(f 6tL8o t>-ft:%*tj:, %&
IJtFn#RF'qRgT.a t=6h8ig^j1%7&*t*3#8=Bgi*i-8 tj}k 6TLTV18. 3:f=, PSFF)li&##*& i 8j:,gLj)bSlfR L
T=W,4=W#Q)FS%8=*FR5B9{?BfgbS4= tLa I i vC.A D , Bh4gQ)j%3g4=#Ei&Q)fEq8=t3:8 i 5%k 6YLTV18o =h6Q)
hJB+b94S#&#i-8g*#bS5}#i-aibl&T.Ej:, P*FBf3: i.k#Eq i LT, hhi-A 9e^S;4i5h33*t2 ifbS#4=+a.
*#fli5Q)Eai*(I i:a#%k%/),FRC=*k8 T=b4=EL &1&*8i&jf]V IT=gE#Q)#iRSquO)i5%8= i aEa*} A =X
LQ)*P^, h'it>'**B98=#4=bSfE%8h8j&*e)Ik%. &4*. 7ryVt. PSRBo)f&Uk11 5 I i bSLEtft 5TLao 4&3Ei4
Bit.#4=+8Ea*o)i{3:*B) 8=8j:,P*iBe&98=&Eqi- 8 i&f*L5Eo)t5ie, lBaEW#Q)9;1t:8=1* 5 5&&8tT12 ifb.>*
If 6ha. %e)T=b, ##Q)hJBj?*&%+JE3}t=hiB L, #3di LT=h**&kiBg]8=jE%T.5 ahJBj?q}7-JJl,%##-faLB
#bSb8c I a)3: 5 t?#%Q) i i , *qgET.ti, #jEQ)hj9j?4*#kfeiBi-8 *=bt=##*#i:B]v lT3gF∼*&%9SB6 L,
9S&#A4=2&-3vlT4#BRit&#&1t:i-8 I i % P B9 i+a.
=1L3:T.8=, &#Q)hJB3?*#Q)fe&% EIBgi LT, #J4r a)8F*AL*, 3g3kTfht i:tFt>ilhif&TC.0)=*#&bSWblL
T%T=o %YL6Q)#Ab>6, #F*A4*e3g*rt, t>il&if&Q)iiblbS, #3Eo)h**&C=Jik8#g8=Bg LT4*5J8h
T%T=o 3:T=, =04*%j: D b*%*nFSh4*%t=iEv15Fi5t>il**%T.a)h**#kieiB+8 I i & a b9 i L-<5Fi5
t>in*5t&bS^jlbTL, q7RBiFShb.>�)h**&8=jika#g8=W LTb*#8hTVlao 5 6 C=, &#Q)hjB%*&
4=Bgi-a*&TJ-9 0)#*f=.8JT.1? < , #85B3Ei:5t*3t#t LTj7]bla#0)@%$4ibRA 6b,(I 5YL,T% *=. *qgE
T.lj:, =n 6 a)g%STi&j5L& L, ##Q)h&itqtTJJt,a)&BElb8=iE.*f?9S&7-A-5 k1Sa {=bt=. *83&3Ekj7] VIT=,
#J4, a)8F*AL*, 3q3krt, t>il*ifL#Bi:tFFSh4*%8=33B1 8 9S&kffJ3 T=o #&##t=83:, tb*b9q-T. B 5t.D T=ZE
FiR75S{2< , iS%i4:a)#V19;&TJ-5 i:4Sae)8=3& LT=*Sfkff]blT=. *&#Ab>6, ##e)3g#Jfi&Tf#*&e, PS
pplbk##*&{? it.bS*ipqaT.5f=. i t=, Wa)#hkieQ)##JkkLe.*t2iSR#Q) i U,**#Ak1Sa I i bit.i i=.
**g&# &#& i LT=eE#e)9S&#A8=2&-3 % , FSRBi&Tfi*ka5L5. u=4&#Q)4#BRit i LT, sub[oadL'ng I,j%TJ}l,b'>
hTVla. *qgET.EL *f, *qgET.*B& Lf=3S*Q)#A8=2&-SLIT, #BkiC(=Jqv18W#/,o9 } -g i:9tk
L, f#.>< 1 i,-->3 y&115 I tT., BE#Q)#hRiCki*#L, %Q)R..qB5&i:RB 6b>8= LT=. 1*3Q)#A, a;@5&L2
ei*a#Jt:8=Bg LTEj:, **#Ak#RT.i 8 I i bS#%T.5T=o Lb,t}2bS 6, *qRT.8tELT=W#/<9}-9 k
jn'TffJ3T=f#.>-I i V-,>3 yT.tj:, tto-9#Lf% 5 i < 3e%T.%f2V1= i bSPB6b,i {2J3T=. 3:T=, BE#Q)#hk
jX:T.fi, W#/,o9 } -9Q)--?T.b8P*tRBg&Q)1f3#(=Bg3*+a/,o5i } -9 k3g3krt='t 8=jikf? < TEiVIBlt2V1= i:
A.}bb,1T=. -3i D , C%Q)FSh#%vC.q)*&k#%i-8 I tbSEq#TC.A D , =Q)G.t=-3blTbek&bSiEt*t%k6tt,
T=o ##Q)h*##8j:, 3q3kFE8=*5 < ##k5281a I tb,6, $3: g3:T3:3g#JfT.a)h**&k#%+a I i i, 4#
hRiE%L6iE18 tT.a)if{3:*#* P i LTkkT=.
E^tO)#3Rk*3: i, *q%T.8j:, n*rt=' i 8=J5kTV lf=BE##BRiCQ)t3EQ)##/,B5i } -F i:, a3g]o)FShVe7&
8=j: 1T#-B94=9tET.% 8/<9 } -g i LrCekR LT=o Af6b98=t3:, =Q)/,o9 } -F t3:,Bt#Q)#BRiCT.8i-k1&T.
&J3T=bS, 3#&#Ak## LT= i I a, J&A/m8iT.2gJt:+a I i k7*=<=T=b. 3S&#A8=2&J3vlTC#BSRui:*# LT=o
&#B98=lj:, /,o9} -5Q)#B%RIj&jfha:LT=#hkit&jRUIT*#->< i i/-.>3 y&^jlV1, 9S&#At 0)bt*i D ,
^@iE Lf=#BRite)4*aEi:119f=. %Q)#A, &# Lf=W#/<9} -F t=J= 9, BE#0#BRiCT.#RT.% Tblt=B;@5&&
T=.UT.t3:< , tf-9#LEbi6g8=5ERT.5 a I i i:*iiFhL*=o it=, BE#e)#BkiCQ)*#T.b8 9 9 -7p*#4=BgLT
i, L6jfLT=#BkiE&j7]VIT#giT.% 8 I i i:*s@LT=o =ttJ8=i D , l@jELT=4#hkiCFj:, #rSr/,o7} -5kR-bbC=
-3-J5k, 3y3:alg3kJfT.a)##nh**&%#R7:.i 8 I i %*SB L*=.
353E%i#AO)i
a
P*%i8!t=Jh#+a4*#&;4i5TC.EL W+A D e#1i5Ea*f3: ZfQ)3%4=bSS#*% 5 hTV 18. ###4i5j&i*Q)j=t3:i
Eq8=8j:, PEFBJP&gB=kEEq+bib-F*l51o)_tB-e, !h*W#Q)9;1t:4=fF 5 5&Li8t-Ff3: ifb:*8f 6naQ %nT=b, #
#Q)hA?*gtb%+Lh8=fe# L, nkB LT=hB3.+*&ki&g]8=3EgiT.% 8 h*f7-A)i,k*#+aiBfbS A 8. *aXT.8j:,
_t3!o)PHIAEiPq& i D 3:i b (n
2 *) , #G34&3EQ)hJBS*#k&3B+a3iPg9S*k9SB6L, %Q)*&#At=2&-jblT
## a)##fiSJikiCo) GBEJt: bSt3:5 Tt,T=.
=h3: T., 4&#Q)hAjt4SBo)feiBk P b9i LT, #J& a)#E*AL*, 3g3kJfB
itFt>il&igBE-C.a)=&#&b.>41bYLT
5 T=#Ab,6, ilF*AL*en#Jf, t>i)hikLiQ)i*VlbS, &#Q)hJ93?*&8=jika#g8=Bg LT5< a)qgEbSt3: $1t,T
p8. 7f{=, =#W&i D bXh%q)Ft:h#%8=iEV'5F5t>il*#&bSWb*L,
q]FRlj=LShbS4WQ)hJ$3t*#8=ik8
#g4=W LT bW9e*%bS/JihL# 5hTV 1a. A 3 *T.8j:, i636Q) i:5 t3:*3EQ)hj9j?eTJJl,a)#BELt:8=iE.#tf*&7-A-g
i:198 7tb4=, *i#4&#kj7]b 1*=, #J4, a)8F*A1*, 3q3kJf, t>i4*ifL#j3j: tFFSh*%8=33&+ 8##t?**b:9SBk S
ttJ=o #5R-XWC=fL i5giBQ)#U1?;&TJ-g k4$8Q)i=i& LT=*SfbSjqU1 6*Lf=o I =T.Gj:, ##Q)j7JtB3t*#Q)3e
iBQ)T=bQ)X&7-J-5 a)#8W='8JT.t2 < , *85g*#&#&3t#t I/Cj7]bla%!a)@%$4ibRA 6b,8= 8hJTVla. 3E&
#Ai), a , &jEQ)3q3kJfi&##*&e, PSF;Wi&#ig:*&t2 ifbS7*=#h-C.% f=. 3: T=, ##q)#BkiCe)#BElb(=iB*t3:i5%
&o)i:U1*&#A%1Sa I i:bS-c.%T=.
**##k#& i LT=gETfQ)*5&#At=2&Jj)% , PSFBi&rf%k*A& Lf=#jEQ)#Bk5t i LT, subLoadt'ng I.j%7-JJt,bS
&# 8hTV 18. I a)#BRfTJ)I,f3:, W#o)2gWyb, 67&i*8=5S*+a6r#*#i:#%T.% , 5 6 8=#7m&Lf*i4:Q)jfr5
i&Tf#k*L&T.i a%TJ^,T.bao A 4*T.8i, 3:i!, A 3*T.3fBk8hT=3f&#A4=&J3vlTC, *hRiC8=jf]V'ai4#
/<9}-9 &gkEL, *#,>-I i i,-,>3 >k415 I i:T., eETfQ)#BRiti:7*aL, %0)P,,qBiJRkR^ E)i),8= LT=. 4*aE
a)#3B, &##&ef6*#Jb8=Bg LTC3:, 9S&#Ak#RT.% 8 I i bS7*iighTC.%T=bS, *8fRT.9tf LT=##/,o9 }
-5i:jRb'T^61T=f#.>< i I/-.>3 >T.FL tf-95&BEk 5 3: < #giT.5t2b1= tbSRB6b,tt2J3T=o *T=, BE#Q)
#hRitT.Ei, W#/,.9 } -F a)--?T.b8P*tRBg&Q)7f3*8=Bgi*+8/<7 } -9 klg3krt='t 8=%kfL < {CiV181f3:bl
F.,qggJRkPBi*8= LT=. -33: D , fE%e)FSh4*%T.0)*&k#R+8 I i bSE3g#T.A D , =Q)E8=J3UlrCO)ekAQ)iy1*i4:
i:P^ 6b)8= Lf=o ##e)h*##li, n3kLf8=*% < #g?k5tE18 I tb,6, $3: $3:tJ:ig#JfT.a)h3E*&k#4a+
a I 2: i, *hkitkL5iE+atT.a)iff3:*#qiE] i LTiRk 6nT=o Bj_LQ)#Ai:*3: i, 3g3kJf='t 6=SkTV'f=
BETf#hR5tq)_tiEQ)WrJ/<5i } -g k, alg)a)FSh1*BB8=j: J3T#-Bgki*fT.% 8/,o9 } -9 i LT&# L, #Bkit
k&& LT=. 35#LT=/<9 } -9 a)#BSRu&jfL5, LT=4#Bkiti:j7]u1{f#-> i i i,-.> 3 >k^11U1, 3#&#At a)tb*
i n@jE Lf=#BRitQ)*3EbSffbhf=. 35# Lf=iq#/<9 } -F L= i D. BE#Q)4#BkiCT.3e%T.% TV IT=&@5&&T=o81
T.f2< , tf-9i&&big]8=#%T.% a= i &*-i8LTV18.
# 4*0)#AI=&-35 , A 3*T.*B& Lf=#J& q)iPq#&8=-3b ,TPf%*8fi:*B6 L, %TLP'*W)#*#A 2=Q)bb*
4*51i:4ilT= (# 5 i). #8=8F*qZiiit>i!*#&&=-3blTlj:, gPg#&E=j: D ##PgkPplPa1*JfbS#4= L*== i A;a
#h5*LT=T=b, f##&t35kiA. %7-J^,9f&t LTC i 6kT=,>-I i i,--J3 >k9SB<V18o =*Jf##*, 5Fi5
t>iB*3t&T=.BIT.{} < , BEiTfq)*BR5EQ)*^t&T.b8 9 y -1*&8=Bg LT i, #jE LT=4#hkiCkjf]VIT#%T'% a I i
k*;#hLT=. &#B98=8j:, i5# LT=7#hk%TJ)t'8= j= 1-C, W#/<9 } -9 &R-B98=jik, AT283g#rtT.q)g�)A
**#k#RT.i 8 I i k*=#hLT=.
=YL 6 kR% LT, ##q)PSFR]hk#ig:k5%ba:T.5 8&# 8YLT=#hkfTJJI,8= i: D , i D $4#1t:i-8##*15Q)#m3Rf'q
Rgki&jqT.% 8 I i bS3g]*glL8.
t##AQ)i
Ef
S.ftj5Z, giE7*5Shl itF5&*T.#hk+a*i4iAi5T.8j:, *aXhl itFBukBljDt} ifkt*i8=4*# LT=o *3allj:,
JB3?Ik&jC i LT+5}8=5%Bk SnT=Pq3E**k# LTV 1a I i , &tij STLT=*Ik3A2BJ: tFi3f113fiEaX 5 iigE3:,qj#%8=
i 9%b,hTV18= tk*=i8LT=o
3:T=, &aS#& (/Ji'Lq5.=JLeL)k5FfiR 23 * 2A 7 E]8=Bq#L, %jE45A4;T.a)*ZEo)#A, %%t*JELT=Q