a. Find the risk of liquefaction for each soil layer (at the mid-point of layers)

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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An acceleration-time history of an earthquake havirg M-8.5 is shown in Figure
1,25
12
MIS
M
115-
I
435
41
411
1121314151 11 12 13 14 15 16 17 18 21 21 12 21 14 38 247 28 15 2411113214218 21 38 13 41 41
a. Find the risk of liquefaction for each soil layer (at the mid-point of layers)
+6.00 m
0.00 m
-10.00 m
-18.00 m
GWT
교
XXXX
fel de bandas de
0.50 m
BACKFILL
Y,=20.0 kN/m²
c=0 kPa and = 38"
Y = 18.0 kN/m²³
c=0 kPa and =30*
-No.200-5% (FC-5%)
N₁18 E=30000 kPa
V₁=280 m/s
Y-17.0 kN/m²
c-50 kPa, c=5 kPa and +=25*
C/(1+e)=0.02 C₂/(1+e) = 0.2
PI=24%.N₁=6
E-10000 kPa
V-165 m/s
UVI
SOFT CLAY
SILTY SAND
Y=21.0 kN/m² WEATHERED ANDESITE
9,=4 MPa
V₁=845 m/s
Transcribed Image Text:An acceleration-time history of an earthquake havirg M-8.5 is shown in Figure 1,25 12 MIS M 115- I 435 41 411 1121314151 11 12 13 14 15 16 17 18 21 21 12 21 14 38 247 28 15 2411113214218 21 38 13 41 41 a. Find the risk of liquefaction for each soil layer (at the mid-point of layers) +6.00 m 0.00 m -10.00 m -18.00 m GWT 교 XXXX fel de bandas de 0.50 m BACKFILL Y,=20.0 kN/m² c=0 kPa and = 38" Y = 18.0 kN/m²³ c=0 kPa and =30* -No.200-5% (FC-5%) N₁18 E=30000 kPa V₁=280 m/s Y-17.0 kN/m² c-50 kPa, c=5 kPa and +=25* C/(1+e)=0.02 C₂/(1+e) = 0.2 PI=24%.N₁=6 E-10000 kPa V-165 m/s UVI SOFT CLAY SILTY SAND Y=21.0 kN/m² WEATHERED ANDESITE 9,=4 MPa V₁=845 m/s
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