Geotechnical Engineering – I detailed syllabus scheme for Civil Engineering (CE), 2018 regulation has been taken from the University of Mumbai official website and presented for the Bachelor of Engineering students. For Course Code, Course Title, Test 1, Test 2, Avg, End Sem Exam, Team Work, Practical, Oral, Total, and other information, do visit full semester subjects post given below.
For all other Mumbai University Civil Engineering 5th Sem Syllabus 2018 Pattern, do visit CE 5th Sem 2018 Pattern Scheme. The detailed syllabus scheme for geotechnical engineering – i is as follows.
Geotechnical Engineering – I Syllabus for Civil Engineering TE 5th Sem 2018 Pattern Mumbai University
Rationale
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Course Objectives:
- To study the types of soil and relationships involving the weight, volume and other parameters of soil.
- To study the index properties of soil which is measure of the engineering properties and classify the soil based on different classification systems.
- To study the properties of soil related to flow of water.
- To study the concept of total stress, neutral stress & effective stress in soil.
- To understand the load deformation concept through compaction process.
- To understand the techniques of soil exploration, assessing the subsoil conditions & engineering properties of various strata along with presentation of report.
Module 1
Introduction to Geotechnical Engineering, Basic Definitions & Relationships 07
- Definitions: Rocks, Soil, origin & mode of formation and type of soil obtained, soil mechanics, rock mechanics, soil engineering, geotechnical engineering
- Scope of soil engineering: Importance of field exploration and characterization
- Cohesionless & cohesive soils
- Soil as three-phase & two-phase system in terms of weight, volume, void ratio, porosity
- Weight-volume relationship: water content, void ratio, porosity, degree of saturation, air voids, air content, different unit weights, specific gravity of solids, and mass, absolute specific gravity.
- Relationship between: different unit weights with void ratio, degree of saturation, specific gravity; different unit weights with porosity, void ratio, water content; different unit weights with water content, unit weights air voids.
- Mention different methods to find water content, specific gravity, unit weight of soil (Detailed description to be covered during practical.
Module 2
Plasticity Characteristics of soils 06
- Plasticity of soil: Definition of plasticity of soil, reason of plasticity, consistency of soil, explanation about idea set by Atterberg in defining the three states of soil, definition & determination of liquid limit, plastic limit, shrinkage limit.
- Definitions of shrinkage parameters; plasticity index, shrinkage index, liquidity index, consistency index, flow index, toughness index, activity, sensitivity and thixotropy of soils. Use of consistency limits
- Explanation about clay minerals e.g. montmorillonite, illite, and kaolinite; their formation and role in producing the plastic behavior in soil
Module 3
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Module 4
Permeability of soils & seepage analysis 10
- Introduction about ground water flow: water table, types of aquifers, types of soil water, explanation of surface tension with capillary rise in small diameter tubes, capillary rise in soils
- Definition of hydraulic head, hydraulic gradient, Darcys law, laminar flow through soil, validity of Darcys law.
- Definition of permeability of soil, numerical values for different types of soils, determination of coefficient of permeability of soil in lab using constant head and variable head methods. Determination of in-situ permeability with pumping out and pumping in test. Permeability from indirect methods e.g. empirical equation & from consolidation data
- Permeability of stratified soil deposits
- Definition of seepage and its importance for the study of analysis & design of hydraulic structures. Derivation of Laplace equation for twodimensional flow, its analytical solution representation by stream & potential function; Graphical representation by flow net, definition of flow line, equipotential lines, flow channel, field, characteristics of flow net, use of flow net
- Solution of Laplace equation by other methods
- g. numerical methods
Module 5
Effective stress principle 03
- Definition of geostatic stresses, vertical stress/total stress, neutral stress/pore water pressure, effective stress.
- Effect of water table fluctuations, surcharge, capillary action, seepage pressure on effective stress; quick sand condition.
Module 6
Compaction of soils & soil exploration 07
- Theory of compaction, determination of Optimum Moisture Content (OMC) & Maximum Dry Density (MDD) in laboratory by conducting the light and heavy compaction test.
- Factors affecting the compaction, effect of compaction on properties of soil, relative compaction
- Necessity of soil exploration, methods of investigation, methods of boring, types of soil samples, soil samples sampling, number and spacing of bore holes, depth of bore holes.
- Penetrometers tests: SPT, SCPT, and DCPT.
- Representation of data with borehole logs.
Course Outcomes:
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Theory examination:
- Question paper will comprise of six questions: each having 20 marks.
- The first question will be compulsory will have the short questions having weightage of 4-5 marks covering the entire syllabus.
- The remaining 5 questions will be based on all the modules of entire syllabus. For this module shall be divided proportionately further, the weightage of the marks shall be judiciously awarded in proportion to the importance of the sub-module contents thereof.
- There can be an internal choice in various sub-questions/questions in order to accommodate the questions on all the topics/sub-topics.
- The students will have to attempt any three questions out of remaining 5 questions.
- Total four questions need to be attempted.
Oral Examination:
The oral examination shall be based upon the entire syllabus and the term work consisting of the report of experiments performed in the laboratory and assignment.
List of Experiments/Practical: (At least 8 to be performed)
- Determination of natural moisture content using oven drying method. Following other methods to find moisture content shall be explained briefly:
- Pycnometer method
- Sand bath method
- Alcohol method
- Torsional balance method
- Radio activity method
- Moisture meter
- Specific gravity of soil grains by density bottle method or pycnometer method
- Field density using core cutter method
- Field density using sand replacement method
- Field identification of fine grained soils
- Grain size distribution by sieve analysis
- Grain size distribution by hydrometer analysis
- Determination of liquid & plastic limit
- Determination of shrinkage limit
- Liquid limit by cone penetrometer method
- Permeability using constant head method
- Permeability using falling head method
- Compaction test, IS light compaction test/ Standard Proctor test
- Compaction test, IS heavy compaction test/ Modified Proctor test
- Relative density test
Term Work:
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Recommended Books:
- Soil Engineering in Theory and Practice; Alam Singh, CBS Publishers Distributors, New Delhi
- Soil Mechanics and Foundation Engineering: V. N. S. Murthy; Saitech Publications
- Soil Mechanics and Foundation Engineering: K. R. Arora; Standard Publishers and Distributors, New Delhi
- Soil Mechanics and Foundations: Dr. B. C. Punmia, Ashok Kumar Jain, Arun Kumar Jain; Laxmi Publications, New Delhi
- Geotechnical Engineering: C. Venkat Ramaiah; New Age International
- Fundamentals of Soil Engineering; D. W. Taylor, John Wiley & Sons.
- An Introduction to Geotechnical Engineering: R. D. Holtz, Prentice Hall, New Jersey
- Soil Mechanics: R. F. Craig, Champion & Hall
- Soil Mechanics: T. W. Lambe, R. V. Whitman, John Wiley & Sons.
- Designing with Geosynthetics: R. M. Koerner, Prentice Hall, New Jersey.
- An Introduction to soil reinforcement geosynthetics: G. L. Sivakumar Babu, Universities Press.
- Relevant Indian Standard Specifications Codes, BIS Publications, New Delhi.
For detail syllabus of all other subjects of Civil Engineering (CE) 5th Sem 2018 regulation, visit CE 5th Sem Subjects syllabus for 2018 regulation.