This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Final Exam: Geotechnical Earthquake Engineering, Dr. Suttisak Soralump Oct 2011
รอยเลื่อน Magnitude(Riter)Distant from source (km) C. OliveiraC. OliveiraC. Oliveira R.K McGuireR.K McGuireR.K McGuire L.Esteva & RosenbleuthL.Esteva & RosenbleuthL.Esteva & Rosenbleuth T. KatayamaT. KatayamaT. Katayama AverageLog(A) A g Log(A) A g Log(A) A g Log(A) A g
MCE EARTHQUAKE FOR DESIGNMCE EARTHQUAKE FOR DESIGNMCE EARTHQUAKE FOR DESIGNSTRUCTURE AT CENTRAL OF CHENGRAI IS 0.17gSTRUCTURE AT CENTRAL OF CHENGRAI IS 0.17gSTRUCTURE AT CENTRAL OF CHENGRAI IS 0.17g
File Name : New Project kh=0.31.ksd Time : 14:26:14 Date : 15/10/2011 **************************************************************** PROJECT : New Project LOCATION : New Location ENGINEER : New Engineer ****************************************************************
SOIL PROPERTIES No of Boundary Line = 5 | Soil No. | Cohesion | Fric. Angle | Unit Weight | 1 0.000 39.000 2.000 2 0.000 28.000 2.000 3 0.000 32.000 2.000 4 3.000 0.000 2.000 5 0.000 0.000 0.000
SEEPAGE CONDITION : Use Phreatic Surface Unit Weight of Water = 1.000 No Point of Water Table = 2 | Point No. | X Coord. | Y Coord. | 1 0.000 14.500 2 78.000 14.500
LOAD EFFECT Seismic Kh = 0.310 Kv = 0.000
SEARCH CONDITION Passing Criteria = 0.01000
Circular Search : by Grid No of Circle = 10 No of Slice = 10 Min Depth of Tallest Slice = 3.000
ANALYSIS RESULT OF QUESTION NO.3
NARATE
Mr. Narate Meksook , Student ID 5317500290
No of Add Radii = 0 Point 1 Coord.X = 41.000 Point 1 Coord.Y = 41.000 Point 2 Coord.X = 54.000 Point 2 Coord.Y = 31.000 Point 3 Coord.X = 62.000 Point 3 Coord.Y = 39.000 No of Divisions Between Point 1 and 2 = 20 No of Divisions Between Point 2 and 3 = 20
Non-Circular Search : by Random No of Slice = 10 Min Depth of Tallest Slice = 0.000 No. of Direction = 8 Moving Length = 0.000 Divide Step = 3 X Axis = 0.000 Y Axis = 0.000 | Point No. | X Coord. | Y Coord. |
NARATE
Mr. Narate Meksook , Student ID 5317500290
KH =0 00KH =0.00KH =0.00KH =0.00KH =0.00KH =0.00
NARATE
Mr. Narate Meksook , Student ID 5317500290
KH =0.1KH =0.1KH =0.1KH =0.1KH =0.1KH =0.1
NARATE
Mr. Narate Meksook , Student ID 5317500290
KH =0.2KH =0.2KH =0.2KH =0.2KH =0.2KH =0.2
NARATE
Mr. Narate Meksook , Student ID 5317500290
KH=0.31KH=0.31
KH =�PGA/2PGA�=�2x�KH�=2x�0.31�=�0.62g
KH=0.31
KH =�PGA/2PGA�=�2x�KH�=2x�0.31�=�0.62g
KH=0.31
KH =�PGA/2PGA�=�2x�KH�=2x�0.31�=�0.62g
KH=0.31
KH =�PGA/2PGA�=�2x�KH�=2x�0.31�=�0.62g
KH=0.31
KH =�PGA/2PGA�=�2x�KH�=2x�0.31�=�0.62g
KH=0.31
KH =�PGA/2PGA�=�2x�KH�=2x�0.31�=�0.62g
KH=0.31
KH =�PGA/2PGA�=�2x�KH�=2x�0.31�=�0.62g
NARATE
Mr. Narate Meksook , Student ID 5317500290
NARATE
Mr. Narate Meksook , Student ID 5317500290
NARATE
Mr. Narate Meksook , Student ID 5317500290
CHART NO.2
CHART NO.3
NARATE
Mr. Narate Meksook , Student ID 5317500290
CHART NO.4
NARATE
Mr. Narate Meksook , Student ID 5317500290
NARATE
Mr. Narate Meksook , Student ID 5317500290
NARATE
Mr. Narate Meksook , Student ID 5317500290
NARATE
Mr. Narate Meksook , Student ID 5317500290
GERD KUslope Version 2.0
File Name : Liquidfraction.ksd Time : 16:53:04 Date : 15/10/2011 **************************************************************** PROJECT : New Project LOCATION : New Location ENGINEER : New Engineer ****************************************************************
SOIL PROPERTIES No of Boundary Line = 5 | Soil No. | Cohesion | Fric. Angle | Unit Weight | 1 0.000 39.000 2.000 2 1.281 0.000 2.000 3 0.000 32.000 2.000 4 3.000 0.000 2.000 5 0.000 0.000 0.000
SEEPAGE CONDITION : Use Phreatic Surface Unit Weight of Water = 1.000 No Point of Water Table = 2 | Point No. | X Coord. | Y Coord. | 1 0.000 14.500 2 78.000 14.500
LOAD EFFECT Seismic Kh = 0.000 Kv = 0.000
SEARCH CONDITION Passing Criteria = 0.01000
Circular Search : by Grid No of Circle = 10 No of Slice = 10 Min Depth of Tallest Slice = 1.000
ANALYSIS RESULT QUESTION NO.5
NARATE
Mr. Narate Meksook , Student ID 5317500290
No of Add Radii = 0 Point 1 Coord.X = 38.000 Point 1 Coord.Y = 22.000 Point 2 Coord.X = 48.000 Point 2 Coord.Y = 11.000 Point 3 Coord.X = 58.000 Point 3 Coord.Y = 19.000 No of Divisions Between Point 1 and 2 = 20 No of Divisions Between Point 2 and 3 = 20
Non-Circular Search : by Random No of Slice = 10 Min Depth of Tallest Slice = 0.000 No. of Direction = 8 Moving Length = 0.000 Divide Step = 3 X Axis = 0.000 Y Axis = 0.000 | Point No. | X Coord. | Y Coord. |
b. Acceleration-time history at ground surface and loose sand layer
c. Shear stress profile
d. Response spectrum curve at ground surface (5% damping)
e. FS against liquefaction at loose sands layer
Procedure of work
- Prepare data for equivalent linear analysis by using Geo studio
- Divide soil layer into each 1.50m thick
- Estimate soil dynamic property G for each layer at the middle of layer
- For soft clay use Equation of Seed and Idriss
- For medium to stiff clay use Equation of Amnart
- For sand use Equation of Seed and Idriss
- Create model in Geo studio program
- Soil investigation had stop at depth 12.50 m and soil below this layer is very dense light grey silty sand with gravel and rock. So assume rock is exist at depth 12.50 and below
- Assign boundary condition by allow vertical displacement at side and hinge condition at bottom
- Run In-situ stress and save file
- Change boundary condition to allow for horizontal
- Run dynamic analysis
- Print out report of shear stress/strain profile
NARATE
Mr. Narate Meksook , Student ID 5317500290
DETERMINE Gmax and SHEAR WAVE VELOCITY OF SOIL LAYERDETERMINE Gmax and SHEAR WAVE VELOCITY OF SOIL LAYERDETERMINE Gmax and SHEAR WAVE VELOCITY OF SOIL LAYERDETERMINE Gmax and SHEAR WAVE VELOCITY OF SOIL LAYERDETERMINE Gmax and SHEAR WAVE VELOCITY OF SOIL LAYERDETERMINE Gmax and SHEAR WAVE VELOCITY OF SOIL LAYERDETERMINE Gmax and SHEAR WAVE VELOCITY OF SOIL LAYERDETERMINE Gmax and SHEAR WAVE VELOCITY OF SOIL LAYER
EQUATION NO.1 , SEED AND IDRISS (1970), FOR SAND SOILEQUATION NO.1 , SEED AND IDRISS (1970), FOR SAND SOILEQUATION NO.1 , SEED AND IDRISS (1970), FOR SAND SOILEQUATION NO.1 , SEED AND IDRISS (1970), FOR SAND SOILEQUATION NO.1 , SEED AND IDRISS (1970), FOR SAND SOIL
For Sand Only For Sand Only e 0.4 0.5 0.6 0.7 0.8
K2,max 70 60 51 44 39 SHALL OBTAIN FROM SPT CHART FIGURE 2 SHALL OBTAIN FROM SPT CHART FIGURE 2 SHALL OBTAIN FROM SPT CHART FIGURE 2 SHALL OBTAIN FROM SPT CHART FIGURE 2 %Dr 90 75 60 45 40
%Dr SHALL OBTAIN FROM FIGURE 1 SHALL OBTAIN FROM FIGURE 1 SHALL OBTAIN FROM FIGURE 1
EQUATION NO.2 SEED AND IDRISS (1970), FOR SOFT CLAY SOILEQUATION NO.2 SEED AND IDRISS (1970), FOR SOFT CLAY SOILEQUATION NO.2 SEED AND IDRISS (1970), FOR SOFT CLAY SOILEQUATION NO.2 SEED AND IDRISS (1970), FOR SOFT CLAY SOILEQUATION NO.2 SEED AND IDRISS (1970), FOR SOFT CLAY SOIL
EQUATION NO.3 AMNART FOR MEDIUM TO STIFF CLAY SOILEQUATION NO.3 AMNART FOR MEDIUM TO STIFF CLAY SOILEQUATION NO.3 AMNART FOR MEDIUM TO STIFF CLAY SOILEQUATION NO.3 AMNART FOR MEDIUM TO STIFF CLAY SOILEQUATION NO.3 AMNART FOR MEDIUM TO STIFF CLAY SOIL
DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)DATA FROM SOIL REPORT BH-1 (MOST OF SOIL LAYERS ARE SAND TYPE)
Layer Thick Depth Soil Type Soil Density SPT %Dr K2,max Gmax (Psf) Gmax (kg/m^2) Gmax (ton/m^2) Gmax (KN/m^2) Vs(m/s) Depth(m)
ASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYERASSUME ROCK LAYER