Syllabus
Unit 1
Background of reinforced earth, mechanism and concepts- Basis of reinforced earth wall design- Geosynthetics classifications- functions- applications- raw materials used. Different types of Geosynthetics- manufacturing, system- Design and sustainability. Various properties of Geosynthetics, physical properties, mechanical properties, hydraulic properties & endurance properties- Nano material. Mechanism of filtration and drainage functions & their applications
Unit 2
Geogrid reinforced soil walls, geocell wall, gabion wall. Model for single and multi-layer reinforced slopes, guidelines for design of reinforced slopes, software for reinforced soil slopes. Design of basal reinforced embankment, placement of Geosynthetics, construction procedure, widening of existing road embankments.
Unit 3
Consolidation techniques, Development of design chart for prefabricated vertical drains, ground instrumentation and monitoring, Design of encased stone columns, geocell/geofoam systems. Bearing capacity of Geosynthetics reinforced soil system, geocell reinforced sand overlaying soft clay- Applications, advantage, function of geofoam, physical, mechanical and thermal properties of geofoam, design of embankment using geofoam, geofoam reinforced soil walls.
Objectives and Outcomes
Course Objective
To acquire knowledge about types and functions of various geosynthetics and their manufacturing process. To understand the design principles of reinforced soil structures.
Course Outcome
CO1: Testing and valuation of various properties of geosynthetics used in soil structures CO2: Principle of soil reinforcement and design of reinforced soil retaining structures CO3: Design of drains for consolidation
CO-PO Mapping
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PO/PS O
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PO 1
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PO 2
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PO 3
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PO 4
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PO 5
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PO 6
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PO 7
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PO 8
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PO 9
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PO1 0
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PO1 1
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PSO 1
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PSO 2
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PSO 3
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CO
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CO1
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3
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2
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3
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1
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3
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1
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CO2
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3
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2
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3
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|
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1
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3
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1
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CO3
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3
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2
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3
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1
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3
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1
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Evaluation Pattern
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Assessment
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Internal
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End Semester
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Mid Semester
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30
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*Continuous Assessment (CA)
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30
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End Semester
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40
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*CA – Can be Quizzes, Assignment, Projects and Reports
Text Books / References
Text book(s)
Koerner, R. M.(2012). Designing with Geosynthetics, 6th Edition,Vol. 1 and 2,Xlibris corp., 914 p.
Giroud, J.P.(1984).”Geotextiles and Geomembranes. Definitions, Properties and Design,” Selected Papers, Revisions and Comments, 4th ed., IFAIPublishers, 325 p.
Shukla, S.K. and Yin, J.-H. (2006). Fundamentals of Geosynthetic Engineering. Taylor and Francis, London, UK. Shukla, S.K. (2002). Geosynthetics and Their Applications. Thomas Telford Publishing, London, UK.
Reference(s)
Holtz, R. D., Christopher,B. R. and Berg, R. R.(1997) Geosynthetic engineering,Bitech publishers Ltd., 452p.
Hausmann, M. R.(1990).Engineering Principles of Ground Modification, McGraw-Hill Publishing Company, New York, 632 p. Ingold, T.S.(1982). Reinforced Earth, Thomas Telford Ltd., London, 141 p.
