토류벽 가시설계산시 (-)의 버팀보축력 발생시 (-)축력발생 버팀보를 제거하는것이 타당한지,아니면 근원적으로 (-)축력이 발생안되도록 data를 변경해야하는지,(-)축력 발생의 원인으로 지반물성치와의 관계등에 대해 설명부탁 드립니다.
PROJECT 금신지하차도 단면TYPE-F2(집수정)

SOIL 1 매립층
1.9 1 0 26 1600 0 0 0
2 충적토층(ML)
1.8 0.9 0 23 1328 0 0 0
3 충적토층(SP)
1.8 0.9 0 30 2070 0 0 0
4 충적토층(GP)
1.8 0.9 0 33 2860 0 0 0
5 잔류토층(SM)
1.8 0.9 0 35 3030 0 0 0
6 풍화암
2 1.1 3 37 4500 0 0 0
7 경암
2.3 1.2 7 40 6000 0 0 0

PROFILE 1 2.4 1 1
2 5 2 2
3 7 3 3
4 8.5 4 4
5 12 5 5
6 15 6 6
7 16.5 7 7

VWALL 1 12.78 0.039465 6.188267E-04 2.1E+07 1 1 0 0
2 14.78 0.01348 0.000215 2.1E+07 2 0.9 0 0

STRUT 1 0.7 0.02355 9.9 2 0 0 0 0
2 2 0.01348 9.9 2.5 5 0 0 0
3 4 0.01348 9.9 2.5 5 0 0 0
4 6 0.01348 9.9 2.5 5 0 0 0
5 8 0.01348 9.9 2.5 5 0 0 0

ANCHOR 1 10 0.0003948 30 7 2 35 0 0



Division 0.2
Solution 0
Output 1

STEP 1 EXCAVATION TO 1.2
PECK 0.65
GWL 1.0 1.0
SURCHARGE 2.0
EXCAV 1.2

STEP 2 STRUT 1 & EXCAV 2.5
CONST STRUT 1
GWL 1.0 1.0
EXCAV 2.5

STEP 3 STRUT 2 & EXCAV 4.5
CONST STRUT 2
GWL 1.0 1.0
EXCAV 4.5

STEP 4 STRUT 3 & EXCAV 6.5
CONST STRUT 3
GWL 1.0 1.0
EXCAV 6.5

STEP 5 STRUT 4 & EXCAV 8.5
GWL 1.0 1.0
EXCAV 8.5

STEP 6 STRUT 5 & EXCAV 10.5
GWL 1.0 1.0
EXCAV 10.5

STEP 7 ANCHOR 1 & EXCAV 12.78
CONST ANCHOR 1
GWL 1.0 1.0
EXCAV 12.78
GROUND SETTLEMENT
INSERTION CHECK


END