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16. ESTUDO COMPARATIVO ENTRE PROVA DE CARGA ... - Unama

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Tabela 14 - Dados da estaca P60-57<br />

Nº h queda RMX EMX DMX NEGA CSX TSX<br />

GOLPE (m) (kN) (kNm) (mm) (mm) (MPa) (MPa) Eficiência<br />

1 2,00 1227 27,0 18,0 < 1 147,3 38,0 47%<br />

2 4,00 2188 59,0 28,0 < 1 222,0 54,1 51%<br />

3 5,00 2515 77,0 34,0 < 1 249,0 62,0 53%<br />

4 6,00 2836 99,0 39,0 < 1 271,3 62,9 57%<br />

5 7,00 3288 137,0 47,0 < 1 316,8 30,5 67%<br />

Tabela 15 - Dados da estaca P60-58<br />

Nº h queda RMX EMX DMX NEGA CSX TSX<br />

GOLPE (m) (kN) (kNm) (mm) (mm) (MPa) (MPa) Eficiência<br />

1 2,00 1192 30,0 19,0 < 1 153,1 37,7 52%<br />

2 4,00 1865 53,0 27,0 < 1 200,2 52,1 46%<br />

3 5,00 2221 70,0 31,0 < 1 234,8 57,7 48%<br />

4 6,00 2682 92,0 36,0 < 1 274,6 63,6 53%<br />

5 7,00 2747 121,0 46,0 < 1 289,1 61,7 60%<br />

Tabela 16 - Dados da estaca P60-59<br />

Nº h queda RMX EMX DMX NEGA CSX TSX<br />

GOLPE (m) (kN) (kNm) (mm) (mm) (MPa) (MPa) Eficiência<br />

1 1,00 649 10,0 10,0 < 1 94,2 24,5 34%<br />

2 2,00 1360 26,0 18,0 < 1 148,5 38,9 45%<br />

3 3,00 1972 44,0 24,0 < 1 184,4 49,9 51%<br />

4 4,00 2323 55,0 28,0 < 1 224,1 59,2 47%<br />

5 5,00 2557 75,0 33,0 < 1 242,9 59,6 52%<br />

6 6,00 2913 91,0 36,0 < 1 281,6 64,1 52%<br />

7 7,00 3516 136,0 47,0 < 1 331,8 40,9 67%<br />

5.2 – CURVAS <strong>DE</strong> RESISTÊNCIA X <strong>DE</strong>SLOCAMENTO<br />

Através dos dados obtidos pelo PDA e analisados pelo método CAPWAP, é<br />

possível determinar as curvas de resistência mobilizada (RMX) versus o deslocamento<br />

máximo de cada golpe (DMX). As figuras 53 a 57 demonstram as curvas RMX x DMX<br />

de cada estaca ensaiada, e a figura 58 apresenta todas as curvas juntas.<br />

95

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