Table of axial capacity of cast in place pile foundation with 20 m length, based on 3 methods

Methods

B (m)

Axial load capacity Pa (kN)

BH - 1

BH - 2

BH - 3

BH - 4

BH - 5

BH - 6

BH - 7

BH - 8

BH - 9

BH - 10

BH - 11

BH - 12

CPT Method

0.5

508

256.3

191.1

168.3

254.6

166.3

144.2

237.1

222.5

177

224.1

213.1

1.0

1207

639.6

536.3

432.6

603.2

428.1

400.4

566.7

561.7

456.2

549.7

542.6

1.5

1924

1179

1100

850.4

1140

810.6

739.8

975.4

986.9

823.5

978.3

969.9

2.0

2681

1792

1706

1446

2064

1460

1267

1528

1484

1203

1435

1480

SPT Method (O’Neil & Reese)

0.5

396

405.8

385.8

413.2

418.9

404

393.3

487.8

431

421.2

464.5

515.8

1.0

870.8

889.9

827.6

882.3

921.6

896.6

867.1

1048

929

928.4

1021

1150

1.5

1353

1452

1325

1407

1508

1478

1349

1615

1494

1444

1587

1796

2.0

1805

1844

1714

1823

1908

1858

1799

2153

1920

1926

2116

2394

Japanese method (by SPT)

0.5

525.8

578

504.9

462.5

520.4

558.2

441.5

630.4

509.4

470.6

579

539.4

1.0

1257

1379

1174

1091

1277

1364

1093

1449

1214

1165

1405

1388

1.5

2195

2404

2007

1887

2270

2418

1955

2456

2114

2084

2476

2544

2.0

3337

3652

3005

2848

3499

3719

3027

3651

3209

3228

3793

4010