4. INSTRUMENTOS Y EQUIPOS

1. máquina de compresión tri-axial 2.muestra de suelo

3. preservativo

4. moldes 6. Ligas

5. cúter o cuchillas

6. DATOS:

MUESTRA 01:

DIAMETRO (CM) 3.89ALTURA (CM) 9.4PRESION (PSI) 10 PRESION(kg/cm^2) 0.7AREA (CM^2) 11.88

DEFORMIMETRO

ANILLO DE CARGA

DEFORMACIÓN (MM)

FUERZA (KG)

AREA (CM^2)

ESFUERZOS NORMALES (KG/CM^2)

20 5.6 0.2 2.39 11.68 0.2040 24 0.4 6.02 11.71 0.5160 44 0.6 9.94 11.74 0.8580 82 0.8 16.85 11.77 1.43

100 120 1 22.73 11.80 1.93120 180 1.2 30.25 11.83 2.56140 216 1.4 34.34 11.86 2.90160 239 1.6 37.08 11.88 3.12180 246 1.8 37.96 11.91 3.19200 253 2 38.87 11.94 3.25220 260 2.2 39.81 11.97 3.32240 266 2.4 40.64 12.00 3.39260 276 2.6 42.09 12.03 3.50280 285 2.8 43.47 12.06 3.60300 285 3 43.47 12.09 3.60320 284 3.2 43.32 12.12 3.57340 284 3.4 43.32 12.15 3.56

MUESTRA 03

Altura cm 9.3Diametro cm 3.79Presion PSI 30 PRESION(kg/cm^2) 2.1Area cm2 11.30

DEFORMIMETRO

ANILLO DE CARGA DEFORMACION MM

FUERZA (KG)

AREA (CM^2)

ESFUERZOS NORMALES (KG/CM^2)

20 14 0.20 4.04 11.32 0.3640 80 0.40 16.51 11.35 1.4560 180 0.60 30.25 11.37 2.6680 250 0.80 38.48 11.40 3.37

100 310 1.00 47.72 11.43 4.18120 340 1.20 53.75 11.45 4.69150 390 1.50 66.33 11.49 5.77160 398 1.60 68.65 11.51 5.97180 408 1.80 71.65 11.53 6.21200 416 2.00 74.14 11.56 6.41220 420 2.20 75.42 11.59 6.51240 424 2.40 76.71 11.62 6.60260 424 2.60 76.87 11.64 6.60280 425 2.80 77.04 11.67 6.60300 424 3.00 76.71 11.70 6.56

0 0.5 1 1.5 2 2.5 3 3.5 4

GRAFICA ESFUERZO-DEFORMACION

DEFORMACION (mm)

ESFU

ERZO

NO

RMA

L (k

g/cm

2)

0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50

GRAFICA ESFUERZO-DEFORMACION

Deformacion (mm)

Esfu

erzo

Nor

mal

(kg/

cm2)

MUESTRA 02:

Altura (cm) 9.1Diametro (cm) 3.81Presion (PSI) 20 PRESION(kg/cm^2) 1.4Area (cm2) 11.34

DEFORMIMETRO

ANILLO DE CARGA

DEFORMACION (MM)

FUERZA (KG)

AREA (CM^2)

ESFUERZOS NORMALES (KG/CM^2)

20 15 0.20 4.24 11.37 0.3740 54 0.40 11.84 11.39 1.0460 80 0.60 17.35 11.42 1.5280 140 0.80 25.43 11.44 2.22

100 204 1.00 32.97 11.47 2.87120 256 1.20 39.27 11.49 3.42150 296 1.50 45.26 11.53 3.93160 316 1.60 48.84 11.54 4.23180 330 1.80 51.62 11.57 4.46200 340 2.00 53.75 11.60 4.64220 350 2.20 56.01 11.62 4.82240 366 2.40 59.89 11.65 5.14260 370 2.60 60.91 11.68 5.22280 374 2.80 61.95 11.70 5.29300 375 3.00 62.22 11.73 5.30320 375 3.20 62.22 11.76 5.29340 374 3.40 61.95 11.78 5.26360 373 3.60 61.69 11.81 5.22380 373 3.80 61.69 11.84 5.21

400 371 4.00 61.17 11.86 5.16

0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50

GRAFICA ESFUERZO-DEFORMACION

Deformacion (mm)

Esfu

erzo

Nor

mal

(kg/

cm2)

MUESTRA 04

DEFORMIMETRO

ANILLO DE CARGA

DEFORMACION (MM)

FUERZA (KG)

AREA (CM2)

ESFUERZOS NORMALES (KG/CM2)

20 39 0.20 8.97 11.52 0.7840 114 0.40 21.87 11.54 1.8960 180 0.60 30.25 11.57 2.6180 250 0.80 38.48 11.60 3.32

100 303 1.00 46.47 11.62 4.00120 337 1.20 53.10 11.65 4.56140 350 1.50 56.01 11.69 4.79160 372 1.60 61.43 11.71 5.25180 390 1.80 66.33 11.73 5.65200 420 2.00 75.42 11.76 6.41220 450 2.20 85.55 11.79 7.26240 470 2.40 92.81 11.82 7.85260 480 2.60 96.56 11.84 8.15280 488 2.80 99.62 11.87 8.39300 500 3.00 104.27 11.90 8.76320 505 3.20 106.23 11.93 8.91

Altura (cm) 9.1Diametro (cm) 3.83Presion (PSI) 40 PRESION(kg/cm^2) 2.81Area (cm2) 11.49

340 513 3.40 109.40 11.96 9.15360 513 3.60 109.40 11.99 9.13

0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 4.00

GRÁFICA ESFUERZO DEFORMACIÓN

Deformacion (mm)

Esfu

erzo

Nor

mal

(kg/

cm2)

0 1 2 3 4 5 6 7 8 9 10 11 12 130

1

2

3

4

5

ESFUERZO NORMAL(kg/cm2)

ESFU

ERZO

CO

RTAN

TE(k

g/cm

2)

ENVOLVENTE DE FALLA DE MHOR

∅=arcsen (tg (∝ ))

C= acos (∅ )

∝=29.38 ∅=34.27

C=0.40(kg/cm^2)

2 3 4 5 6 7 80

1

2

3

4

5

f(x) = 0.563217221001179 x + 0.35929520570845

ENVOLVENTE DE FALLA

ESFUERZO NORMAL (kg/cm2)

ESFU

ERZO

CO

RTAN

TE(k

g/cm

2)