Capacidade de carga de estacas isoladasQu=Qs+Qp Qu= Capacidade de carga Qs= Carga suportada pelo atrito lateral Qp= Carga suportada pela ponta qp e qs= Resitncia da ponta e atrito lateral Ap e As= reas da ponta(seo) e lateral da estaca

Dados de entrada Resultados Ap(m2)= Pe(m)= E! F! 0.09 1.2 1 1

Qu=E.qp.Ap+7F.qs.As

Valores sugeridos para o coeficiente E Tipo de solo Escavada Hlice Cont. Raz Pr-Moldada Argilas 0.85 0.5 0.85 1 Areias 0.5 0.5 0.85 1

Metlica 1 1

Tipo de solo Argilas Areias

Valore Escavada 0.8 0.5

Mtodo Aoki e VellosoValores de K e E Tipo de solo K (kgf/cm2) Areia 10 Areia Siltosa 8 Areia Argilosa 6 Silte 4 Silte Arenoso 5.5 Silte Argiloso 2.3 Argila 2 Argila Arenosa 3.5 Argila Siltosa 2.2

qp= qc/F1 = (K.Nspt)/F1 qs= (E.qc)/F2 = (E.K.Nspt)/F2

Estaca Cravada F1 = 1,75 e F2 = 3,5 Estaca Escavada F1 = 3,0 e F2 = 5,0

*OBS: Para Estaca Escavada F1 e F2 possuem fator de segurana portanto F.S.=1

E (%) 1.4 2 3 3 2.2 3.4 6 2.4 4

F.S.= F1= F2=

2 1.75 3.5

Prof. (m) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

E 0.014 0.014 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.06 0.014 0.014 0.014 0.014 0.014

qc (kgf/cm2) 65 65 4 4 4 4 4 4 4 4 4 4 170 170 250 380 500

qp (kgf/cm2) 37.14285714 37.14285714 2.285714286 2.285714286 2.285714286 2.285714286 2.285714286 2.285714286 2.285714286 2.285714286 2.285714286 2.285714286 97.14285714 97.14285714 142.8571429 217.1428571 285.7142857 0 0 0 0 0 0 0 0 0 0 0 0 0

qs (kgf/cm2) 0.26 0.26 0.068571429 0.068571429 0.068571429 0.068571429 0.068571429 0.068571429 0.068571429 0.068571429 0.068571429 0.068571429 0.68 0.68 1 1.52 2 0 0 0 0 0 0 0 0 0 0 0 0 0

qs acum. (kgf/cm2) 0.26 0.52 0.588571429 0.657142857 0.725714286 0.794285714 0.862857143 0.931428571 1 1.068571429 1.137142857 1.205714286 1.885714286 2.565714286 3.565714286 5.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286 7.085714286

Qp (KN) 334.2857143 334.2857143 20.57142857 20.57142857 20.57142857 20.57142857 20.57142857 20.57142857 20.57142857 20.57142857 20.57142857 20.57142857 874.2857143 874.2857143 1285.714286 1954.285714 2571.428571 0 0 0 0 0 0 0 0 0 0 0 0 0

Qs (KN) 31.2 31.2 8.22857143 8.22857143 8.22857143 8.22857143 8.22857143 8.22857143 8.22857143 8.22857143 8.22857143 8.22857143 81.6 81.6 120 182.4 240 0 0 0 0 0 0 0 0 0 0 0 0 0

Qs acum. (KN) 31.2 62.4 70.62857143 78.85714286 87.08571429 95.31428571 103.5428571 111.7714286 120 128.2285714 136.4571429 144.6857143 226.2857143 307.8857143 427.8857143 610.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143

Mtodo Dcourt e QuaresmaValores de K

qp=K.Nspt qs=10.(Nspt/3+1)

Tipo de solo Argila Silte Argiloso Silte Arenoso Areia 2

K (KN/m2) 120 200 250 400

F.S.= Prof. (m) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

Nspt 6.5 6.5 2 2 2 2 2 2 2 2 2 2 17 17 25 38 50

K (KN/m2) 400 400 120 120 120 120 120 120 120 120 120 120 400 400 400 400 400

qp (KN/m2) 2600 2600 240 240 240 240 240 240 240 240 240 240 6800 6800 10000 15200 20000 0 0 0 0 0 0 0 0 0 0 0 0 0

qs (KN/m2) 31.66666667 31.66666667 16.66666667 16.66666667 16.66666667 16.66666667 16.66666667 16.66666667 16.66666667 16.66666667 16.66666667 16.66666667 66.66666667 66.66666667 93.33333333 136.6666667 176.6666667 10 10 10 10 10 10 10 10 10 10 10 10 10

qs acum. (KN/m2) 31.66666667 63.33333333 80 96.66666667 113.3333333 130 146.6666667 163.3333333 180 196.6666667 213.3333333 230 296.6666667 363.3333333 456.6666667 593.3333333 770 780 790 800 810 820 830 840 850 860 870 880 890 900

Qp (KN) 234 234 21.6 21.6 21.6 21.6 21.6 21.6 21.6 21.6 21.6 21.6 612 612 900 1368 1800 0 0 0 0 0 0 0 0 0 0 0 0 0

Qs (KN) 38 38 20 20 20 20 20 20 20 20 20 20 80 80 112 164 212 12 12 12 12 12 12 12 12 12 12 12 12 12

Qs acum. (KN) 38 76 96 116 136 156 176 196 216 236 256 276 356 436 548 712 924 936 948 960 972 984 996 1008 1020 1032 1044 1056 1068 1080

Mtodo Philipponnat

qp= Ep.qc qs= (Ef.qc)/Es

Valores de Ep Ep Tipo de solo Areia 0.4 Silte 0.45 Argila 0.5

Valores de Es Tipo de solo Areia qc < 8 Mpa Areia qc de 8 a 12 Mpa Areia qc > 12 Mpa Silte Argila

Es 100 150 200 60 50

Estaca de Concreto Ef= 1.25 Concreto Metlica

Valores de Ef Tipo de Estaca Pr-moldada, Franki e Injetada Escavada (D < 1,5m) Escavada (D > 1,5m) Perfil H ou I

Ef 1.25 0.85 0.75 1.1

Prof. (m) 1 2 3 4 5 6 7 8 9 10 11 12 13

Ep 0.4 0.4 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4

qc (kgf/cm2) qp (kgf/cm2) 65 26 65 26 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 170 68

Es 100 100 50 50 50 50 50 50 50 50 50 50 200

qs (kgf/cm2) 0.8125 0.8125 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1.0625

qs acum. (kgf/cm2) 0.8125 1.625 1.725 1.825 1.925 2.025 2.125 2.225 2.325 2.425 2.525 2.625 3.6875

Qp (KN) 234 234 18 18 18 18 18 18 18 18 18 18 612

Qs (KN) 97.5 97.5 12 12 12 12 12 12 12 12 12 12 127.5

14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

0.4 0.4 0.4 0.4

170 250 380 500 0 0 0 0 0 0 0 0 0 0 0 0 0

68 100 152 200 0 0 0 0 0 0 0 0 0 0 0 0 0

200 200 200 200

1.0625 1.5625 2.375 3.125 #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

4.75 6.3125 8.6875 11.8125 #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

612 900 1368 1800 0 0 0 0 0 0 0 0 0 0 0 0 0

127.5 187.5 285 375 #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

Pe= Permetro da seo da estaca (de Ap)

Hlice Cont. 1 1

Raz 1.5 1.5

F Pr-Moldada Metlica 1 0 1 0

Qu (KN) 334.2857143 365.4857143 82.97142857 91.2 99.42857143 107.6571429 115.8857143 124.1142857 132.3428571 140.5714286 148.8 157.0285714 1018.971429 1100.571429 1593.6 2382.171429 3181.714286 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143 850.2857143

Qadm (KN) 167.1428571 182.7428571 41.48571429 45.6 49.71428571 53.82857143 57.94285714 62.05714286 66.17142857 70.28571429 74.4 78.51428571 509.4857143 550.2857143 796.8 1191.085714 1590.857143 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571 425.1428571

Qu (KN) 234 272 97.6 117.6 137.6 157.6 177.6 197.6 217.6 237.6 257.6 277.6 888 968 1336 1916 2512 924 936 948 960 972 984 996 1008 1020 1032 1044 1056 1068

Qadm (KN) 117 136 48.8 58.8 68.8 78.8 88.8 98.8 108.8 118.8 128.8 138.8 444 484 668 958 1256 462 468 474 480 486 492 498 504 510 516 522 528 534

Qs acum. (KN) 97.5 195 207 219 231 243 255 267 279 291 303 315 442.5

Qu (KN) 234 331.5 213 225 237 249 261 273 285 297 309 321 927

Qadm (KN) 117 165.75 106.5 112.5 118.5 124.5 130.5 136.5 142.5 148.5 154.5 160.5 463.5

570 757.5 1042.5 1417.5 #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

1054.5 1470 2125.5 2842.5 1417.5 #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!

527.25 735 1062.75 1421.25 708.75 #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0!