Geotech Sample Problem

[Guest]

Please evaluate the grain size distribution chart taken from the geotechnical analysis section of an engineering report presented below.

From the chart, please identify/calculate

a. D85

b. D60

c. D50

d. D30

e. D15

f. D10

g. Coefficient of Uniformity

h. Coefficient of Curvature

i. AASHTO Soil Classification

g. Unified Soil Classification System

Good luck !

JR

 

[EL Nica PE]

Please evaluate the grain size distribution chart taken from the geotechnical analysis section of an engineering report presented below.


From the chart, please identify/calculate

a. D85

b. D60

c. D50

d. D30

e. D15

f. D10

g. Coefficient of Uniformity

h. Coefficient of Curvature

i. AASHTO Soil Classification

g. Unified Soil Classification System

Good luck !

JR

JR,

Do you work for PSI? or you just got this report from them.

 

[Guest]

This report was included in a report submitted for my review (regulatory agency).

JR

 

[djgint]

Please evaluate the grain size distribution chart taken from the geotechnical analysis section of an engineering report presented below.

From the chart, please identify/calculate

a. D85

b. D60

c. D50

d. D30

e. D15

f. D10

g. Coefficient of Uniformity

h. Coefficient of Curvature

i. AASHTO Soil Classification

g. Unified Soil Classification System

Good luck !

JR

a) .85

B) .2

c) .18

d) .14

e) .13

f) .11

g) 1.8

h) .89

i) A-3

j) SP

 

[djgint]

a) .85B) .2

c) .18

d) .14

e) .13

f) .11

g) 1.8

h) .89

i) A-3

j) SP

Sorry

a) .25

B) .2