HEIGHT OF EMBANKMENT (H)

SLOPE ANGLE (β)

NUMBER OF GEOTEXTILE LAYERS (n) (T > 200 KN)

n = 0

n = 1

n = 2

n = 3

n = 4

n = 5

H = 2 m

1:1 Slope (β = 45˚)

1.325

1.909

2.311

N/A

N/A

N/A

1:2 Slope (β = 27˚)

1.897

2.316

2.333

N/A

N/A

N/A

1:3 Slope (β = 18˚)

2.191

2.306

2.329

N/A

N/A

N/A

1:4 Slope (β = 14˚)

2.251

2.327

2.348

N/A

N/A

N/A

H = 3 m

1:1 Slope (β = 45˚)

1.231

1.644

1.701

1.731

N/A

N/A

1:2 Slope (β = 27˚)

1.498

1.607

1.650

1.666

N/A

N/A

1:3 Slope (β = 18˚)

1.553

1.655

1.701

1.718

N/A

N/A

1:4 Slope (β = 14˚)

1.588

1.780

1.873

1.925

N/A

N/A

H = 4 m

1:1 Slope (β = 45˚)

1.094

1.270

1.299

1.312

1.315

N/A

1:2 Slope (β = 27˚)

1.143

1.223

1.251

1.264

1.267

N/A

1:3 Slope (β = 18˚)

1.201

1.246

1.275

1.290

1.295

N/A

1:4 Slope (β = 14˚)

1.239

1.290

1.311

1.321

1.324

N/A

H = 5 m

1:1 Slope (β = 45˚)

0.914

1.092

1.153

1.177

1.182

1.183

1:2 Slope (β = 27˚)

0.941

1.021

1.046

1.060

1.065

1.066

1:3 Slope (β = 18˚)

0.981

1.012

1.030

1.041

1.045

1.045

1:4 Slope (β = 14˚)

1.032

1.061

1.080

1.090

1.094

1.095