PALE |
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technologia wykonania pali: wiercone |
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średnica: |
0,5 |
m |
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Ap= |
0,19625 |
m^2 |
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WARTOŚCI WSPÓŁCZYNNIKÓW TECHNOLOGICZNYCH ORAZ KĄTA ROZCHODZENIA SIĘ NAPRĘŻEŃ: |
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Sp |
Ss |
Sw |
alfa |
radian |
tg(alfa) |
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Gpi |
1 |
0,9 |
0,6 |
4 |
0,069813170079773 |
0,070 |
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Ps |
1 |
0,9 |
0,7 |
6 |
0,10471975511966 |
0,105 |
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Nm |
1 |
0,9 |
0,6 |
1 |
0,017453292519943 |
0,017 |
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Pr |
1 |
0,8 |
0,7 |
7 |
0,122173047639603 |
0,123 |
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POZIOM INTERPOLACJI OPORÓW "t" I "q" DLA GRUNTU NOŚNEGO: |
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hi [m] |
gamma [kN/m3] |
hi x gamma [kPa] |
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Gpi |
2,2 |
21 |
46,2 |
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Ps |
0,5 |
18,5 |
9,25 |
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Ps |
1,7 |
10,23 |
17,391 |
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Nm |
5,4 |
9 |
48,6 |
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SUMA: |
121,441 |
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wysokość hz nad stropem gruntu nośnego: |
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hz= |
0,65*121,441/10,89 |
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7,25 |
m |
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rzędna poziomu interpolacji: |
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ZI= |
-2,55 |
m |
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INTERPOLACJA WARTOŚCI OPORÓW NA POBOCZNICY I POD PODSTAWĄ PALA: |
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glina piaszczysta IL 0,09 |
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IL |
0 |
0,5 |
0,09 |
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t(n) |
50 |
31 |
49 |
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dla pali wciskanych: |
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53,9 |
[kPa] |
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dla pali wyciąganych: |
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44,1 |
[kPa] |
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piasek średni Id 0,42 |
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Id |
0,67 |
0,33 |
0,42 |
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t(n) |
74 |
47 |
54 |
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dla pali wciskanych: |
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59,4 |
[kPa] |
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dla pali wyciąganych: |
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48,6 |
[kPa] |
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namuł IL 0,69 |
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dla pali wciskanych: z tablicy 3 przyjęto |
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10 |
[kPa] |
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dla pali wyciąganych |
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0 |
[kPa] |
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piasek gruby Id 0,73 |
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Id |
0,67 |
1,0 |
0,73 |
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t(n) |
74 |
132 |
84,8 |
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dla pali wciskanych i wyciąganych: |
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76,32 |
[kPa] |
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Id |
0,67 |
1 |
0,73 |
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q(n) |
3600 |
5850 |
4009,2 |
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GŁĘBOKOŚCI KRYTYCZNE DLA OPORÓW NA POBOCZNICY: |
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dla gruntów z tarciem negatownym ht=5,0 m |
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ZI= |
5 |
m ppt |
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dla gruntów nośnych ht=5,0 m |
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ZI=-2,55-5= |
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7,55 |
m ppt |
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GŁĘBOKOŚCI KRYTYCZNE DLA OPORÓW POD PODSTAWĄ PALA: |
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hci = 10 x (0,5/0,4)^0,5 = |
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11,2 |
m |
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ZI = -2,55 - 11,2 = |
13,75 |
m |
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POWIERZCHNIA PODSTAWY PALA: |
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0,19625 |
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dla tego rodzaju pali nie przyjmuje się współczynnika zwiększającego powierzchnię podstawy. |
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POWIERZCHNIA POBOCZNICY 1 mb PALA: |
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1,57 |
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7.10 TABELA OBLICZEŃ NOŚNOŚCI PALI WCISKANYCH |
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Nośność podstawy |
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Nośność pobocznicy |
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Strefy naprężeń r=2 m |
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Nośność pala m=0,9 |
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rzędna |
warstwa |
długość pala L |
qr |
Sp |
Np. |
tr |
hi |
Ssi |
Nsi |
Ns |
Tn |
tg(alfa) |
Ri |
r/Ri |
m1 |
Nt |
Ntg |
m*Ntg |
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mppt |
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m |
kPa |
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kN |
kPa |
m |
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kN |
kN |
kN |
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m |
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kN |
kN |
kN |
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1,0 |
poziom posadowienia |
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2,2 |
Gpi |
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-17,32 |
1,2 |
0,9 |
-29,37 |
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-29,37 |
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4,4 |
Ps |
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-35,5 |
2,2 |
0,9 |
-110,36 |
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-139,72 |
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9,8 |
Nm |
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-10 |
5,4 |
0,9 |
-76,30 |
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-216,03 |
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11 |
Pg |
10 |
3067,44 |
1 |
602,0 |
76,32 |
1,2 |
0,8 |
115,03 |
115,03 |
-216,03 |
0,123 |
0,3976 |
5,03 |
1 |
500,99 |
500,99 |
450,89 |
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12 |
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11 |
3421,45 |
1 |
671,5 |
76,32 |
1,0 |
0,8 |
95,86 |
210,89 |
-216,03 |
0,123 |
0,5206 |
3,84 |
1 |
666,32 |
666,32 |
599,69 |
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13 |
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12 |
3787,49 |
1 |
743,3 |
76,32 |
1,0 |
0,8 |
95,86 |
306,75 |
-216,03 |
0,123 |
0,6436 |
3,11 |
1 |
834,02 |
834,02 |
750,61 |
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14 |
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13 |
4009,2 |
1 |
786,8 |
76,32 |
1,0 |
0,8 |
95,86 |
402,60 |
-216,03 |
0,123 |
0,7666 |
2,61 |
1 |
973,38 |
973,38 |
876,05 |
DLA 1 |
15 |
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14 |
4009,2 |
1 |
786,8 |
76,32 |
1,0 |
0,8 |
95,86 |
498,46 |
-216,03 |
0,123 |
0,8896 |
2,25 |
1 |
1069,24 |
1069,24 |
962,32 |
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16 |
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15 |
4009,2 |
1 |
786,8 |
76,32 |
1,0 |
0,8 |
95,86 |
594,32 |
-216,03 |
0,123 |
1,0126 |
1,98 |
1 |
1165,10 |
1165,10 |
1048,59 |
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17 |
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16 |
4009,2 |
1 |
786,8 |
76,32 |
1,0 |
0,8 |
95,86 |
690,18 |
-216,03 |
0,123 |
1,1356 |
1,76 |
0,95 |
1260,96 |
1226,45 |
1103,80 |
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18 |
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17 |
4009,2 |
1 |
786,8 |
76,32 |
1,0 |
0,8 |
95,86 |
786,03 |
-216,03 |
0,123 |
1,2586 |
1,59 |
0,95 |
1356,82 |
1317,51 |
1185,76 |
DLA 2 |
19 |
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18 |
4009,2 |
1 |
786,8 |
76,32 |
1,0 |
0,8 |
95,86 |
881,89 |
-216,03 |
0,123 |
1,3816 |
1,45 |
0,9 |
1452,67 |
1364,48 |
1228,04 |
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20 |
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19 |
4009,2 |
1 |
786,8 |
76,32 |
1,0 |
0,8 |
95,86 |
977,75 |
-216,03 |
0,123 |
1,5046 |
1,33 |
0,9 |
1548,53 |
1450,76 |
1305,68 |
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7.11. TABELA OBLICZEŃ NOŚNOŚCI DLA PALI WYCIĄGANYCH |
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Nośność pobocznicy |
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Strefy naprężeń r=2 m |
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Nośność pala |
m=0,9 |
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rzędna |
warstwa |
długość pala L |
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tr |
hi |
Swi |
Nsi |
Ns |
tg(alfa) |
R1 |
R2 |
r/Rmax |
m1 |
Nw |
Nwg |
mNwg |
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mppt |
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m |
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kPa |
m |
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kN |
kN |
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m |
m |
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kN |
kN |
kN |
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1,0 |
poziom posadowienia |
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2,2 |
Gpi |
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14,24 |
1,2 |
0,6 |
16,10 |
16,10 |
0,10 |
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4,4 |
Ps |
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31,58 |
2,2 |
0,7 |
76,35 |
92,45 |
0,10 |
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9,8 |
Nm |
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0 |
5,4 |
0,6 |
0,00 |
92,45 |
0,10 |
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11 |
Pg |
10 |
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76,32 |
1,2 |
0,7 |
100,65 |
193,10 |
0,10 |
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0,47 |
4,26 |
1 |
193,10 |
193,10 |
173,7916524 |
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12 |
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11 |
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76,32 |
1,0 |
0,7 |
83,88 |
276,98 |
0,10 |
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0,57 |
3,51 |
1 |
276,98 |
276,98 |
249,2797644 |
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13 |
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12 |
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76,32 |
1,0 |
0,7 |
83,88 |
360,85 |
0,10 |
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0,67 |
2,99 |
1 |
360,85 |
360,85 |
324,7678764 |
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14 |
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13 |
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76,32 |
1,0 |
0,7 |
83,88 |
444,73 |
0,10 |
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0,77 |
2,60 |
1 |
444,73 |
444,73 |
400,2559884 |
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15 |
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14 |
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76,32 |
1,0 |
0,7 |
83,88 |
528,60 |
0,10 |
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0,87 |
2,30 |
1 |
528,60 |
528,60 |
475,7441004 |
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16 |
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15 |
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76,32 |
1,0 |
0,7 |
83,88 |
612,48 |
0,10 |
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0,97 |
2,06 |
1 |
612,48 |
612,48 |
551,2322124 |
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17 |
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16 |
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76,32 |
1,0 |
0,7 |
83,88 |
696,36 |
0,10 |
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1,07 |
1,87 |
1 |
696,36 |
696,36 |
626,7203244 |
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18 |
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17 |
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76,32 |
1,0 |
0,7 |
83,88 |
780,23 |
0,10 |
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1,17 |
1,71 |
0,95 |
780,23 |
741,22 |
667,09801458 |
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19 |
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18 |
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76,32 |
1,0 |
0,7 |
83,88 |
864,11 |
0,10 |
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1,27 |
1,57 |
0,95 |
864,11 |
820,90 |
738,81172098 |
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20 |
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19 |
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76,32 |
1,0 |
0,7 |
83,88 |
947,98 |
0,10 |
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1,37 |
1,46 |
0,9 |
947,98 |
853,18 |
767,86619436 |
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21 |
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20 |
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76,32 |
1,0 |
0,7 |
83,88 |
1031,86 |
0,10 |
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1,47 |
1,36 |
0,9 |
1031,86 |
928,67 |
835,80549516 |
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22 |
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21 |
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76,32 |
1,0 |
0,7 |
83,88 |
1115,73 |
0,10 |
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1,57 |
1,27 |
0,8 |
1115,73 |
892,59 |
803,32870752 |
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23 |
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22 |
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76,32 |
1,0 |
0,7 |
83,88 |
1199,61 |
0,10 |
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1,67 |
1,20 |
0,8 |
1199,61 |
959,69 |
863,71919712 |
DLA 3 |
24 |
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23 |
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76,32 |
1,0 |
0,7 |
83,88 |
1283,49 |
0,10 |
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1,77 |
1,13 |
0,8 |
1283,49 |
1026,79 |
924,10968672 |
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Sprawdzenie wartości współczynnika mn: |
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G= |
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WARUNEK STANU GRANICZNEGO NOŚNOŚCI DLA PALI WCISKANYCH: |
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WARUNEK STANU GRANICZNEGO NOŚNOŚCI DLA PALI WYCIĄGANYCH: |
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Q= 836,68 kN < 876,05 kN dla pala nr 1 - przyjęto długość pala równą 13 m |
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Q= 804,48 kN < 863,72 kN dla pala nr 3 - przyjęto długość pala równą 22 m |
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Q= 1139,71 kN < 1185,76 kN dla pala nr 2 - przyjęto długość pala równą 17 m |
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