근입장검토에 관해서 (내경엔지니어링 2004-449)
2006-03-31
(주)내경엔지니어링 시리얼 2004-449
근입장검토시 depth check 명령어로 검토하는데요.....안전율이 7.0으로 상당히 크게 나옴니다....근입장은 3.0m 이구요....실제 수계산시에는 1.4정도 나오는거 같습니다.
수계산시 근입장검토방법은 최하단 가시설위치에서의 주동토압의 모멘트 합에 대한 수동토압의 모멘트합의 비로 계산하였구요..
왜 이렇게 큰차이가 나는지 검토하여 주시기 바람니다.
PROJECT 1+198 수로박스 1차가시설
SOIL 1 성토
1.9 0.9 1.5 25 2300 0 0 0
2 퇴적토
1.8 0.8 0 39 3300 0 0 0
PROFILE 1 6 1 1
2 11.4 2 2
VWALL 1 9 0.01198 0.000204 2.1E+07 2 0.9 0.3 0
ANCHOR 1 1 0.0003948 30 4.5 2 15 0 0
2 3.5 0.0003948 30 4.5 2 20 0 0
Division 0.1
Solution 0
Output 1
STEP 1 EXCAVATION TO 1.5 AND SURCHARGE 1.0
ITERATION 10 0.1
GWL 6.0 6.0 1.0
RANKINE 1.0 0.0 50
SURCHARGE 1.0
EXCA 1.5
STEP 2 CONSTRUCTION ANCHOR 1
CONST ANCHOR 1
STEP 3 EXCAVATION TO 4.0
EXCA 4.0
STEP 4 CONSTRUCTION ANCHOR 2
CONST ANCHOR 2
STEP 5 EXCAVATION TO 6.0
EXCA 6.0
STEP 6 H-PILE DEPTH CHECK
DEPTH CHECK
STEP 7 PECK CHECK
PECK 0.65
DESIGN
HPILE 0 9
HPFAC
HPSIZE H-300x300x10x15 0.00136
HPOPTION 1.5 2.5
DANCHOR 1
ANFAC
ANSIZE Strand-4xD12.7 0.0003948 190 160
ANTAU 1 2 2 5.8
ANOPTION 4.5 4.5 100 33 1.8 1 0.9 0.3
DANCHOR 3.5
ANFAC
ANSIZE Strand-4xD12.7 0.0003948 190 160
ANTAU 1 2 2 5.8
ANOPTION 4.5 4.5 100 33 1.8 1 0.9 0.3
DWALE 3.5
WASIZE 2H-250x250x9x14 0.018436 0.000216 0.001734
WAOPTION 1.5 1 2
TIMBER 0 6
TIOPTION 180 16 0.3 15
END
PROJECT 1+198 수로박스 1차가시설
SOIL 1 성토
1.9 0.9 1.5 25 2300 0 0 0
2 퇴적토
1.8 0.8 0 39 3300 0 0 0
PROFILE 1 6 1 1
2 11.4 2 2
VWALL 1 9 0.01198 0.000204 2.1E+07 2 0.9 0.3 0
ANCHOR 1 1 0.0003948 30 4.5 2 15 0 0
2 3.5 0.0003948 30 4.5 2 20 0 0
Division 0.1
Solution 0
Output 1
STEP 1 EXCAVATION TO 1.5 AND SURCHARGE 1.0
ITERATION 10 0.1
GWL 6.0 6.0 1.0
RANKINE 1.0 0.0 50
SURCHARGE 1.0
EXCA 1.5
STEP 2 CONSTRUCTION ANCHOR 1
CONST ANCHOR 1
STEP 3 EXCAVATION TO 4.0
EXCA 4.0
STEP 4 CONSTRUCTION ANCHOR 2
CONST ANCHOR 2
STEP 5 EXCAVATION TO 6.0
EXCA 6.0
STEP 6 H-PILE DEPTH CHECK
DEPTH CHECK
STEP 7 PECK CHECK
PECK 0.65
DESIGN
HPILE 0 9
HPFAC
HPSIZE H-300x300x10x15 0.00136
HPOPTION 1.5 2.5
DANCHOR 1
ANFAC
ANSIZE Strand-4xD12.7 0.0003948 190 160
ANTAU 1 2 2 5.8
ANOPTION 4.5 4.5 100 33 1.8 1 0.9 0.3
DANCHOR 3.5
ANFAC
ANSIZE Strand-4xD12.7 0.0003948 190 160
ANTAU 1 2 2 5.8
ANOPTION 4.5 4.5 100 33 1.8 1 0.9 0.3
DWALE 3.5
WASIZE 2H-250x250x9x14 0.018436 0.000216 0.001734
WAOPTION 1.5 1 2
TIMBER 0 6
TIOPTION 180 16 0.3 15
END