MEZCLA DE 2 SUELOS

TAMIZ A B ESPECIFICACIONN (mm) % RET % RET % PASA % PASA1" 25.400 0.00 0.00 100.00

3/4" 19.050 17.80 0.00 90.00 100.001/2" 12.700 18.60 0.00 80.00 100.003/8" 9.525 27.80 11.70 70.00 88.00N 4 4.750 15.30 31.10 51.00 68.00

N 10 2.000 10.80 18.20 38.00 52.00N 40 0.420 6.20 20.40 17.00 28.00

N 100 0.150 3.50 10.80 6.00 12.00N 200 0.074 0.00 7.80 4.00 8.00

100.00 100.00

TAMIZ A

N (mm) % RET % PASA

1" 25.400 0.00 0.00 100.003/4" 19.050 17.80 17.80 82.201/2" 12.700 18.60 36.40 63.603/8" 9.525 27.80 64.20 35.80N 4 4.750 15.30 79.50 20.50

N 10 2.000 10.80 90.30 9.70N 40 0.420 6.20 96.50 3.50

N 100 0.150 3.50 100.00 0.00

% RETACUM

4.- Determinar el porcentaje de cemento asfltico de la mezcla, utilizando el mtodo de California, los datos de granulometra de los agregados que se da en la tabla siguiente. Considere: S= 2.5.

N 200 0.074 0.00 100.00 0.00100.00

TAMIZ B

N (mm) % RET % PASA

1" 25.400 0.00 0.00 100.003/4" 19.050 0.00 0.00 100.001/2" 12.700 0.00 0.00 100.003/8" 9.525 11.70 11.70 88.30N 4 4.750 31.10 42.80 57.20

N 10 2.000 18.20 61.00 39.00N 40 0.420 20.40 81.40 18.60

N 100 0.150 10.80 92.20 7.80N 200 0.074 7.80 100.00 0.00

100.00TAMIZ A B Mezcla ESPECIFICACION

N (mm) % PASA % PASA % PASA % PASA % PASA0.03 0.97

1" 25.400 100.00 100.00 100.00 100.003/4" 19.050 82.20 100.00 99.47 90.00 100.001/2" 12.700 63.60 100.00 98.91 80.00 100.003/8" 9.525 35.80 88.30 86.73 70.00 88.00N 4 4.750 20.50 57.20 56.10 51.00 68.00

N 10 2.000 9.70 39.00 38.12 38.00 52.00N 40 0.420 3.50 18.60 18.15 17.00 28.00

N 100 0.150 0.00 7.80 7.57 6.00 12.00N 200 0.074 0.00 0.00 0.00 4.00 8.00

% RETACUM

METODO CALIFORNIANO

TAMIZ Mezcla % PASA % RETENIDO CONSTANTEN (mm) % PASA1" 3/4" 1 0.005 0.005

1" 25.400 100.00 3/4" 3/8" 1 0.127 0.1273/4" 19.050 99.47 3/8" N 4 2 0.306 0.6131/2" 12.700 98.91 N 4 N 100 118 0.485 57.269

PESO UNITARIO

AREA SUPERFICIAL

0.01 0.1 1 10 1000

20

40

60

80

100

120

Mezcla de 2 agregadosEspecificacin 01 Especificacion 02 Agregado A Agregado B Mezcla

3/8" 9.525 86.73 N 100 N 200 120 0.076 9.079N 4 4.750 56.10 N 200 N 270 200 0.000 0.000N 10 2.000 38.12 N 270 300 0.000 0.000N 40 0.420 18.15 1.000 67.093

N 100 0.150 7.57N 200 0.074 0.00

AST = 67.093I.A. = 0.0018S = 2.65p = 12.08 %

Mtodo del Laboratorio de Puentes y Calzadas de Francia

G = 43.37g = 37.95A = 18.15F = 0.00K = 3.75

SE = 3.08

L = 4.97

Mtodo del ndice de Asfalto.- (S.A.H.O.P de Mjico).

G = 43.37g = 37.95A = 18.15F = 0.00n = 0.7

=

p = 2.62

Mtodo IA TAMIZ MezclaN (mm) % PASA % QUEDA

k = 0.2a = 61.88 1" 25.400 100.00 0.00b = 30.56 3/4" 19.050 99.47 0.53c = 0.00 1/2" 12.700 98.91 1.09F = 0.9 3/8" 9.525 86.73 13.28

N 4 4.750 56.10 43.90p = 4.4 N 10 2.000 38.12 61.88

N 40 0.420 18.15 81.85N 100 0.150 7.57 92.43N 200 0.074 0.00 100.00

% respecto al peso total del agregado.

0.01 0.1 1 10 1000

20

40

60

80

100

120

Mezcla de 2 agregadosEspecificacin 01 Especificacion 02 Agregado A Agregado B Mezcla

EJERCICIO 4