Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)
-
Upload
abhay-kumar -
Category
Engineering
-
view
147 -
download
1
Transcript of Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)
![Page 1: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/1.jpg)
1SIVA
Introduction to Geotechnical Engineering
N. Sivakugan
ground
Duration: 11 min 56 s
![Page 2: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/2.jpg)
2SIVA Copyright 2001
Typical Geotechnical Project
construction site
Geo-Laboratory~ for testing
Design Office~ for design & analysis
soil samples
soil properties
design details
![Page 3: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/3.jpg)
![Page 4: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/4.jpg)
4SIVA Copyright 2001
bed rock
firm ground
Shallow Foundations~ for transferring building loads to underlying ground
~ mostly for firm soils or light loads
![Page 5: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/5.jpg)
SIVA Copyright 2001
Shallow Foundations
![Page 6: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/6.jpg)
6SIVA Copyright 2001
bed rock
weak soil
Deep Foundations
PILE
~ for transferring building loads to underlying ground
~ mostly for weak soils or heavy loads
![Page 7: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/7.jpg)
7SIVA Copyright 2001
Deep Foundations
Driven timber piles, Pacific Highway
![Page 8: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/8.jpg)
8SIVA Copyright 2001
Retaining Walls~ for retaining soils from spreading laterally
Road
Train
retaining wall
![Page 9: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/9.jpg)
9SIVA Copyright 2001
Earth Dams~ for impounding water
soil
reservoirclay core shell
![Page 10: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/10.jpg)
10SIVA Copyright 2001
Concrete Dams
reservoir
soil
concrete dam
![Page 11: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/11.jpg)
11SIVA Copyright 2001
Concrete Dams
Three Gorges Dam, Hong Kong
![Page 12: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/12.jpg)
12SIVA Copyright 2001
Concrete Dams
![Page 13: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/13.jpg)
13SIVA Copyright 2001
Earthworks
Roadwork, Pacific Highway
~ preparing the ground prior to construction
![Page 14: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/14.jpg)
14SIVA Copyright 2001
Construction hazard
~ an unwelcome visitor at an earthwork site.
A dead Anaconda python (courtesy: J. Brunskill)
What does it have to do with Geo?#!
![Page 15: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/15.jpg)
15SIVA Copyright 2001
Geofabrics~ used for reinforcement, separation, filtration and drainage in roads, retaining walls, embankments…
Geofabrics used on Pacific Highway
![Page 16: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/16.jpg)
16SIVA Copyright 2001
Reinforced Earth Walls~ using geofabrics to strengthen the soil
![Page 17: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/17.jpg)
17SIVA Copyright 2001
Soil Nailing~ steel rods placed into holes drilled into the walls
and grouted
![Page 18: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/18.jpg)
18SIVA Copyright 2001
Sheet Piles
~ sheets of interlockingsteel or timber driven into the ground, forming a continuous sheet
ship
warehouse
sheet pile
![Page 19: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/19.jpg)
19SIVA Copyright 2001
Sheet Piles
~ resist lateral earth pressures
~ used in excavations, waterfront structures, ..
![Page 20: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/20.jpg)
20SIVA Copyright 2001
Sheet Piles
~ used in temporary works
![Page 21: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/21.jpg)
21SIVA Copyright 2001
Sheet Piles
~ interlocking sections
![Page 22: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/22.jpg)
22SIVA Copyright 2001
Cofferdam~ sheet pile walls enclosing an area, to prevent water seeping in
![Page 23: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/23.jpg)
23SIVA Copyright 2001
Landslides
![Page 24: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/24.jpg)
24SIVA Copyright 2001
Shoringpropping and supporting the exposed walls to resist lateral earth pressures
![Page 25: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/25.jpg)
25SIVA Copyright 2001
Tunneling
![Page 26: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/26.jpg)
26SIVA Copyright 2001
Blasting
For ore recovery in mines
![Page 27: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/27.jpg)
27SIVA Copyright 2001
Ground Improvement
Impact Roller to Compact the Ground
![Page 28: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/28.jpg)
28SIVA Copyright 2001
Ground Improvement
Sheepsfoot Roller to Compact Clay Soils
![Page 29: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/29.jpg)
29SIVA Copyright 2001
Ground Improvement
Smooth-wheeled Roller
![Page 30: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/30.jpg)
30SIVA Copyright 2001
Ground Improvement
Big weights dropped from 25 m, compacting the ground.
Craters formed in compaction
![Page 31: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/31.jpg)
31SIVA Copyright 2001
Environmental Geomechanics
Waste Disposal in Landfills
![Page 32: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/32.jpg)
32SIVA Copyright 2001
Instrumentation~ to monitor the performances of earth and earth supported structures
~ to measure loads, pressures, deformations, strains,…
![Page 33: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/33.jpg)
SIVA Copyright 2001
Soil Testing
Cone Penetration Test Truck – Lavarach Barracks, Townsville
![Page 34: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/34.jpg)
SIVA Copyright 2001
Soil Testing
More Field Tests
Standard Penetration TestVane Shear Test
![Page 35: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/35.jpg)
35SIVA Copyright 2001
Soil Testing
Triaxial Test on Soil Sample in Laboratory
![Page 36: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/36.jpg)
36SIVA Copyright 2001
Soil Testing
Variety of Field Testing Devices
![Page 37: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/37.jpg)
37SIVA Copyright 2001
Soil Testing
Being Pushed around by my Supervisors
Purdue University, USA
![Page 38: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/38.jpg)
38SIVA Copyright 2001
Typical Safety FactorsType of Design Safety
FactorProbability of Failure
Earthworks 1.3-1.5 1/500
Retaining structures
1.5-2.0 1/1500
Foundations 2.0-3.0 1/5000
![Page 39: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/39.jpg)
39SIVA Copyright 2001
Some unsung heroes of Civil Engineering…
… buried right under your feet.
foundations soil exploration
tunneling
![Page 40: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/40.jpg)
Great Contributors to the Developments in Geotechnical Engineering
![Page 41: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/41.jpg)
Karl Terzaghi1883-1963
C.A.Coulomb1736-1806
WJM Rankine1820-1872 A.Casagrande
1902-1981
L. Bjerrum1918-1973
A.W.Skempton1914-
G.F.Sowers1921-1996
G.A. Leonards1921-1997
Siva’s teacher in USA – deserves gold frame
Siva’s teacher in USA – deserves gold frame
![Page 42: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/42.jpg)
Geotechnical Engineering Landmarks
![Page 43: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/43.jpg)
43SIVA Copyright 2001
Leaning Tower of Pisa
Our blunders become monuments!
![Page 44: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/44.jpg)
44SIVA Copyright 2001
Hoover Dam, USA
Tallest (221 m) concrete dam
![Page 45: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/45.jpg)
45SIVA Copyright 2001
Petronas Tower, Malaysia
Tallest building in the world
![Page 46: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/46.jpg)
46SIVA Copyright 2001
and….
Monuments
![Page 47: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/47.jpg)
![Page 48: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/48.jpg)
48SIVA Copyright 2001
Geo-engineering at JCU
CS2005Geo-engineering I
CS3002Geo-engineering I
CS4001Geo-engineering I
PostgradMEngSc/PhD
![Page 49: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/49.jpg)
49SIVA Copyright 2001
Practicals
~ five practical sessions
~ closed footwear must be worn in the lab
![Page 50: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/50.jpg)
50SIVA Copyright 2001
Laboratory Staff
Neville Hines & Rudd Rankine
![Page 51: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/51.jpg)
51SIVA Copyright 2001
Quizzes
about 4-6, 50 minutes each open book
How?
Why? to reinforce main points provides a wake up call form of assessment
![Page 52: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/52.jpg)
52SIVA Copyright 2001
Past CS2005 Grades
1996 1997 1998 1999 2000 2001 2002
HD 5 1 1 3 3 0
?
D 4 2 3 2 9 6
C 15 12 6 7 7 2
P 12 8 8 6 10 8
P- 6 0 2 4 1 5
N 12 10 12 14 9 13
X 0 0 3 3 3 1
Total 54 33 35 39 42 35
![Page 53: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/53.jpg)
53SIVA Copyright 2001
Some Suggestions
Attend the lectures.
Develop a good feel for the subject.
It takes longer to understand from the lecture notes
It is practical, interesting and makes lot of sense.
![Page 54: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/54.jpg)
54SIVA Copyright 2001
Some Suggestions
Work in groups.
![Page 55: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/55.jpg)
55SIVA Copyright 2001
Some Suggestions
Thou shall not wait till the last minute.
![Page 56: Intro geo sivakugan (Complete Soil Mech. Undestanding Pakage: ABHAY)](https://reader034.fdocuments.us/reader034/viewer/2022042701/55a1bfca1a28ab4a708b468c/html5/thumbnails/56.jpg)
56SIVA Copyright 2001
Exams
My mama always said, “Exam is like a box of chocolates; you never know what you are gonna get”