Introduction : Historical background of reinforced soil, Principles of reinforced soil through Mohr circle analysis.
Different types of geosynthetics : Types of geosynthetics like geotextiles, geogrids, geonets, geocells, geo-composites, their manufacturing methods.
Testing methods for geosynthetics : Techniques for testing of different index properties, strength properties, Apparent Opening Size, In-plane and cross-plane permeability tests, assessment of construction induced damage, extrapolation of long term strength properties from short term tests.

Reinforced Soil retaining walls : Different types of walls like wrap-around walls, full-height panel walls, discrete-facing panel walls, modular block walls Design methods as per BS-8006 and FHWA methods Construction methods for reinforced soil retaining walls.
Reinforced soil slopes : Basal reinforcement for construction on soft clay soils, construction of steep slopes with reinforcement layers on comptenet soils, Different slope stability analysis methods like planar wedge method, bi-linear wedge method, circular slip methods,Erosion control on slopes using geosynthetics.

Applications in foundations : Binquet and Lee’s approach for analysis of foundations with reinforcement layers.
Drainage and filtration applications of geosynthetics : Different filtration requirements, filtration in different types of soils and criteria for selection of geotextiles, estimation of flow of water in retaining walls, pavements, etc. and selection of geosynthetics.

Pavement application : Geosynthetics for separation and reinforcement in flexible pavements, design by Giroud-Noiray approach, reflection cracking and control using geosynthetics.
Use of geosynthetics for construction of heavy container yards and raiway lines.
Construction of landfills using geosynthetics : Different components of modern landfills, collection techniques for leachate, application of different geosynthetics like geonets, geotextiles for drainage in landfills, use of geomembranes and Geosynthetic Clay Liner (GCL) as barriers.

Other Resources

Course Curriculum

Mod-01 Lec-01 Introduction & Need for Geosynthetics Details 50:38
Mod-01 Lec-02 Types and Functions of Geosynthetics Details 51:51
Mod-01 Lec-03 Polymers in Geosynthetics and Manufacturing Techniques Details 52:47
Mod-01 Lec-04 Strength Analysis of Reinforced Soils – I Details 47:31
Mod-01 Lec-05 Strength Analysis of Reinforced Soils — II Details 48:43
Mod-01 Lec-06 Testing of Geosynthetics-I Details 50:24
Mod-01 Lec-07 Testing of Geosynthetics-II Details 49:41
Mod-01 Lec-08 Testing of Geosynthetics-III Details 47:39
Mod-01 Lec-09 Different Types of Soil Retaining Structures Details 50:35
Mod-01 Lec-10 Construction Aspects of Geosynthetic Reinforced Soil Retaining Walls Details 47:58
Mod-01 Lec-11 Design Codes for Reinforced Soil Retaining Walls Details 51:4
Mod-01 Lec-12 External Stability Analysis of Reinforced Soil Retaining Walls Details 43:55
Mod-01 Lec-13 Seismic Loads and Internal Stability Analysis of Reinforced Soil Walls Details 0:45
Mod-01 Lec-14 Testing Requirements for Reinforced Soil Retaining Walls Details 48:20
Mod-01 Lec-15 Design Example of Reinforced Soil Retaining Walls-I Details 43:41
Mod-01 Lec-16 Design Example of Reinforced Soil Retaining Walls-II Details 50:46
Mod-01 Lec-17 Design Example of Reinforced Soil Retaining Walls-III Details 46:36
Mod-01 Lec-18 Design Example of Reinforced Soil Retaining Walls-IV Details 58:7
Mod-01 Lec-19 Case Study of Construction of Very High Tiered Reinforced Soil Walls Details 55:56
Mod-01 Lec-20 Controlled Yielding to Reduce Lateral Earth Pressures on Rigid Walls Details 52:16
Mod-01 Lec-21 Geosynthetic Reinforced Soil Embankments-I Details 46:48
Mod-01 Lec-22 Geosynthetic Reinforced Soil Embankments-II Details 44:17
Mod-01 Lec-23 Two-Part Wedge Analysis of Reinforced Soil Embankments Details 45:40
Mod-01 Lec-24 Soil Embankments Supported on Geocell Mattresses Details 45:44
Mod-01 Lec-25 Accelerated Pre-Consolidation of Soft Clay Soils Using Geosynthetics Details 53:15
Mod-01 Lec-26 Geosynthetic Reinforced Pile Systems for High Embankments Details 50:5
Mod-01 Lec-27 Geosynthetic Encasement for Stronger and Stiffer Stone Columns Details 54:22
Mod-01 Lec-28 Response of Footings Resting on Reinforced Foundation Soils Details 38:52
Mod-01 Lec-29 Bearing Capacity Analysis of Footings Resting on Reinforced Foundation Soils Details 46:50
Mod-01 Lec-30 Design and Construction of Container Yards Using Geosynthetics Details 43:50
Mod-01 Lec-31 Geosynthetics in Flexible Pavements — I Details 43:18
Mod-01 Lec-32 Geosynthetics in Flexible Pavements — II Details 49:29
Mod-01 Lec-33 Geosynthetics in Flexible Pavements and Carbon Foot Print Analysis Details 52:37
Mod-01 Lec-34 Filtration of Soils Using Geosynthetics Details 57:29
Mod-01 Lec-35 Drainage Applications of Geosynthetics Details 48:46
Mod-01 Lec-36 Erosion Control of Soils Using Geosynthetics Details 39:29
Mod-01 Lec-37 Sustainable Infrastructure Development & Natural Geosynthetics Details 45:20
Mod-01 Lec-38 Introduction to Geosynthetics in Landfills Details 40:26
Mod-01 Lec-39 Case Study of the Construction of Airport Runway at Pakyong Details 52:21
Mod-01 Lec-40 Landfill Engineering Systems (Guest Lecture) Details 51:16

This course is part of NPTEL online courses, delivered by IIT Madras.

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