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xfÆ8JHé_åþĀðÏăED92H<1H7ăSRSā!OxfÆ8JHé_åþĀðÏăC?ED92 H<1H7ăMRSā&Ăwç®!õÔ«#"%0Ìæ-ÈÆ Ă':23J<H92H<1H 7åþ%é_dMì0ã Ă²¾é_åþĀSPTāÖ0úÆ$ãö-ÈÆ *Y/.-*$#
SRS&SPT!kUé_ó,%4@F5Jo -)ĂNdSN%÷[ĂMRS&8JHkU úÑ,%4@F5J&SRS%1/2 -)ĂNdSNdM/2%÷[Ó-ĀNdSĂNdM&..SRSĂ MRS%Nd^ā!ä/. -'ĂNåþ&kÔG;>%rú%û0G;>%tí=F6 ã´-
! ĂG;>%×ìS~&`Ùf â/.-)ĂX±eÁÿĂV8:=%箹 - vĂwÇT åþ¥¹%z¾gX±â/. -#+ĂNåþ%µîZ&~$#
b|1) &3wÀ ¦Nåþ%µîZ0|qĂ¨Ð &Ă.+0p(10wÀ %µîZ0|q -ç®wÀ&Ăøy¬h¬OºĂ¬øÜu¬ĂiáÊ»ÿýĀ2wÀāĂoñfauĂoôõð,Ă
jh»jÅĂÞyÊͯ{cĂ¿êʶ\ÅĂRºÅā%10wÀ -#ĂMRS%4@
F5JIrú%ã´¥¹&ªã´!¤ã´!$¢ÃĂSRS!µî MRS
MRS&KÚ$Ăßl+2)$*-4@F5JIrú%ã´â/.-'ĂMRSĀAHBJëóm=30 kgĂ àLÿH=0.35 mĂ8JH£úÑA=10.52 cm2ā%kUúÑ4@F5JEn=98 kJ/m2ĂSRSĀm=63.5 kgĂH=0.5 mĂ A=15.9 cm2ā%En=196 kJ/m2%1/2 -)Ă½t¡Ndm01/2!-³$Ătí=F6Mv(NĄm) rú
%ã´0â ã´[¡0.16&SRS$m*$¸)+.^2)Ăã´t¡Nd0(1) ·)- K¥ĂÃèÆ$&rú$*-t¡ã´ó& Nskin=2PĄMv/(mgHĄDr)ĀPăNd½%é_óĂDrăG;>É
ā ĂSRS&0.040MvĂMRS&0.138Mv!#-SRS&%ã´[¡0.040Y/.,Ă(1)%MRS&¢
m# +$Ăã´%üï Ă(2)%*$Ndm0'rúã´Ă% 4@F5Jã´-
¥´ !Ø+.-(1)Ă(2)0µî-!Ă(1)%rúã´ó&(2)%2.3]!#-!/-
ªã´ăNd=Ndm/20.16Mv (1) ¤ã´ăNd’ =(Ndm0.138Mv) /2 (2)
(m) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
(m)
(m)
1.00 1.00
17 18 19
2.00 3.00 0.90 3.90
2.85 8.35 1.60 5.50
0.65 9.00
8.95 17.95
0 20 40 60 80 100
0 2 4 6 8 10 12 14 16 18 20
Ndm, N
(1) Ndm
SRS MRS SPT
0 50 100
Mv (Nm)
SRS MRS
(2)Mv
0 10 20 30 40 50
(3) N
d
SRS MRS SPT Nd, N
0 10 20 30 40 50
(4) N
d
SRS MRS SPT Nd, N
ÞyÊͯ{c$-SRS!MRS%µî
(GL m)
土木学会第68回年次学術講演会(平成25年9月)
‑457‑
Ⅲ‑229
0 20 40 60 80 0
2 4 6 8 10 12 14 16 18 20
Ndm, N
(1) Ndm
SRS MRS SPT
0 50 100
Mv (Nm)
SRS MRS
(2)Mv
0 10 20 30 40
(3) Nd
SRS MRS SPT Nd, N
0 10 20 30 40
(4) Nd
SRS MRS SPT Nd, N
°eimE ,SRSMRS!²
SRSMRS G©KÁÁ --
maTeimE , SRS MRS!gvy\{NdmÁ6;0MvÁª
vy\{ Nd¿MRS "´nª~ª
À.] "SPT!NM'
,±^DJ! !"Á SRSÁMRS ! NdM N M!|Yu") ÁMRS!´nª~ª!· "h ¿Mvh &ÀÁo 48m
!¡^¸"´nª! NdM®M ,1>3¡u^DJ! ! E"ÁMRS!´nª!NdM"SRS )+'hÁ³ ~ª! NdM"SRS )+'b Áo412m"
´nª!NdM!W{H@®M ("+p(1) ),6;0 ),[½ xz!ª"¶b£*-, SRSMRS
(1)Á(2) 10_!SRS!NdSM sª~ª!MRS!NdMM!ºL
.#*"b ÁMRS!sª!NdMM"SRS!NdSM)+'((hÁ~ª!NdMM"SRS
! NdSM$%?¥,ºLÁjif¿]Q8>0À!¢FNZ+ÁMRS ! NdMM+ht*- ,Á(3)Á(4) jif» 9_!ºL.*"s
ª!NdMMSRS$%?¥Á~ª! NdMM"SRS)+'bjif!MRS!NdMM¶
h t*-"A,ÁB¤!ºL "vyU ),· '+t,£*-,
H@*ÁMRS !6;0 ),[½xz!sª"¶bÁp(2) ),cq£*-,SRS MRS!Nd!bhºL "ÁErÁvyU!M'«&Á* 5>4.§R}
1Àbk, FÂb`=C`V2><¯O¬¾ÃSRS=MRSÄ!²KÁ 47\_ld©IÁNo.97Á2012.
2À¦X, FÂh`V¯O¬¾ !¹!SÁP_µw¨7/>:9’97¼Ápp.461-464Á1997.
(GL m)
0 10 20 30 40 50 60
0 10 20 30 40 50 60
1 3
<10>
(1) MRS
MRS_NdM
SRS_NdS NdM = 0.813 NdS
0 10 20 30 40 50 60
0 10 20 30 40 50 60
1 3
<10>
(2) MRS
NdM = 1.020 NdS MRS_NdM
SRS_NdS
0 10 20 30 40 50 60
0 10 20 30 40 50 60
#1
#3 !
<9">
(3) MRS NdM = 0.957 NdS
MRS_NdM
SRS_NdS
0 10 20 30 40 50 60
0 10 20 30 40 50 60
"1
"3
(4) MRS
NdM = 1.201 NdS MRS_NdM
SRS_NdS
<9!>
SRSMRSsª~ª!NdM!ºL 土木学会第68回年次学術講演会(平成25年9月)
‑458‑
Ⅲ‑229