4. A square foundation will be constructed at ground surface. The subsoil profile is shown in the figure below. The mat will have a net uniform load of 500 psf at El. 0. The mat will have a net uniform load (Induce stress) at El. -15 of 360 psf, the primary consolidation settlement (in.) of the clay layer directly below the center of the foudnation is? ORIGINAL GROUND SURFACE ELEV. Oft ELEV-5 ft ELEV-10 ft ELEV-20 ft ::. 30 ft SAND Y = 115 pcf MAT FOUNDATION SAND /1/1 NORMALLY CONSOLIDATED CLAY SATURATED UNIT WEIGHT = 95 pcf COMPRESSION INDEX C₂ = 0.29 VOID RATIO = 1.0 ;. Y = 105 pcf 7 GROUNDWATER TABLE
4. A square foundation will be constructed at ground surface. The subsoil profile is shown in the figure below. The mat will have a net uniform load of 500 psf at El. 0. The mat will have a net uniform load (Induce stress) at El. -15 of 360 psf, the primary consolidation settlement (in.) of the clay layer directly below the center of the foudnation is? ORIGINAL GROUND SURFACE ELEV. Oft ELEV-5 ft ELEV-10 ft ELEV-20 ft ::. 30 ft SAND Y = 115 pcf MAT FOUNDATION SAND /1/1 NORMALLY CONSOLIDATED CLAY SATURATED UNIT WEIGHT = 95 pcf COMPRESSION INDEX C₂ = 0.29 VOID RATIO = 1.0 ;. Y = 105 pcf 7 GROUNDWATER TABLE
Principles of Foundation Engineering (MindTap Course List)
8th Edition
ISBN:9781305081550
Author:Braja M. Das
Publisher:Braja M. Das
Chapter2: Geotechnical Properties Of Soil
Section: Chapter Questions
Problem 2.14P
Related questions
Question
Answer 4 then use the answer from 4 to answer 5
![5. Using the paramters provided in Question 4, assume only vertical drainage and that the
coefficient of consolidation is 2.2 x 10^-4 in^2/sec, the time (months) required to achieve 50%
primary consolidation is most nearly.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F69039397-710a-4b3f-9727-4bd7ba283da1%2Fed97ff12-38e0-45b0-b300-71bc3f8fbbb2%2F2dps92_processed.jpeg&w=3840&q=75)
Transcribed Image Text:5. Using the paramters provided in Question 4, assume only vertical drainage and that the
coefficient of consolidation is 2.2 x 10^-4 in^2/sec, the time (months) required to achieve 50%
primary consolidation is most nearly.
![4. A square foundation will be constructed at ground surface. The subsoil profile is shown in the
figure below. The mat will have a net uniform load of 500 psf at El. O. The mat will have a net
uniform load (Induce stress) at El. -15 of 360 psf, the primary consolidation settlement (in.) of
the clay layer directly below the center of the foudnation is?
fr
ORIGINAL GROUND
SURFACE ELEV. O ft
ELEV-5 ft.
ELEV-10 ft
ELEV-20 ft
30 ft
SAND
Y = 115 pcf
MAT FOUNDATION
SAND
Y = 105 pcf
GROUNDWATER TABLE
NORMALLY CONSOLIDATED CLAY
SATURATED UNIT WEIGHT = 95 pcf
COMPRESSION INDEX C₂ = 0.29
VOID RATIO=1.0](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F69039397-710a-4b3f-9727-4bd7ba283da1%2Fed97ff12-38e0-45b0-b300-71bc3f8fbbb2%2Fwdgysr_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. A square foundation will be constructed at ground surface. The subsoil profile is shown in the
figure below. The mat will have a net uniform load of 500 psf at El. O. The mat will have a net
uniform load (Induce stress) at El. -15 of 360 psf, the primary consolidation settlement (in.) of
the clay layer directly below the center of the foudnation is?
fr
ORIGINAL GROUND
SURFACE ELEV. O ft
ELEV-5 ft.
ELEV-10 ft
ELEV-20 ft
30 ft
SAND
Y = 115 pcf
MAT FOUNDATION
SAND
Y = 105 pcf
GROUNDWATER TABLE
NORMALLY CONSOLIDATED CLAY
SATURATED UNIT WEIGHT = 95 pcf
COMPRESSION INDEX C₂ = 0.29
VOID RATIO=1.0
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