Civil Engineering

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osmosis,lime column. soil-lime column. Grouting : permeation,compaction and jet. Vibro-floatation, dynamic compaction, thermal,freezing. Dewatering systems.

CEL704 Shallow and Deep Foundations3 credits (3-0-0)Types of foundations.Shallow Foundations : Design considerations – factors of safety (includinglimit state), allowable settlements, location and depth of foundations,Codal provisions. Presumptive bearing capacity . Bearing capacity theories.Layered soils. Choice of shear strength parameters . Bearing capacityfrom N-values, static cone tests, plate load tests; Settlement : Total anddifferential settlement. Stress distribution. Consoli-dation settlement inclays ( with correction factors). Immediate settle-ment. Settlement insands from N-values, elastic solutions. Static cone tests, Plate load tests;Deep foundations : Types of piles. Construction methods. Axial capacityof single piles – dynamic formulae, soil mechanics approach. Skin frictionand end bearing in sands and clays. Deep foundation. Axial capacity ofgroups. Settlement of single piles and groups. Uplift capacity (includingunder-reamed piles). Negative skin friction. Pile load tests. Pile integritytests. Codal provisions; Caissons; Foundations in difficult soils : expansivesoils, chemically aggressive environment, soft soils, fills, regions ofsubsidence.

CEL705 Geoenvironmental Engineering3 credits (3-0-0)Sources and effects of subsurface contamination; Physical, chemicaland biological characteristics of solid wastes; Soil-waste interaction;Contaminant transport; Laboratory and field evaluation of permeability;Factors affecting permeability; Waste disposal on land; Types of landfills:Siting criteria; Waste containment principles; Types of barrier materials;Planning and design aspects relating to waste disposal in landfills, inash ponds and tailing ponds, and in rocks; Environmental monitoringaround landfills; Detection, control and remediation of subsurfacecontamination; Engineering properties and geotechnical reuse of wastematerials such as coal ash, mining waste, demolition waste etc;Reclamation of old waste dumps; Regulations; Case studies.

CEL706 Geosynthetics3 credits (3-0-0)Geosynthetics and Reinforced Soil Structures:Types and functions; Materials and manufacturing processes; Testingand evaluations; Principles of soil reinforcement; Design andconstruction of geosynthetic reinforced soil retaining structures – wallsand slopes; Codal provisions; Bearing capacity improvement;embankments on soft soils; Indian experiences; Geosynthetics inPavements: Geosynthetics in roads and railways; separations, drainageand filtering in road pavements and railway tracks; overlay design andconstruction; AASHTO and other relevant guidelines; french drains;Geosynthetics in Environmental Control: Liners for ponds and canals;covers and liners for landfills – material aspects and stabilityconsiderations; Landslides – occurrences and methods of mitigation;Erosion – causes and techniques for control.

CEL707 Soil Dynamics and Geotechnical EarthquakeEngineering3 credits (3-0-0)Engineering problems involving soil dynamics; Role of inertia; Theoryof Vibrations: Single and two-degree freedom systems, vibration-measuring instruments, vibration isolation, Wave propagation in elasticmedia; General nature of soil behaviour under cyclic/dynamic loading;Field and Laboratory tests for measurement of small straind and largestrain, dynamic properties of soils; Design criteria for machinefoundations, elastic homogeneous half space solutions, lumpedparameter solutions. Codal provisions; Strong Ground Motion:Measurement, characterization and estimation; Amplification theoryand ground response analysis. Densification and liquefaction of granularsoils, Seismic slope stability analysis, Seismic bearing capacity and earthpressures. Codal provisions.

CEL708 Earth Pressures and Retaining Structures3 credits (3-0-0)Earth Pressure: Types – at rest, active and passive; Rankine’s theory;Backfill features – soil type, surface inclination, loads on surface, soil

layers, water level; Coulomb’s theory; Effects due to wall friction andwall inclination; Graphical methods; Earthquake effects; Rigid RetainingStructures: Types; Empirical methods; Stability analysis; FlexibleRetaining Structures: Types; Material; Cantilever sheet piles; Anchoredbulkheads – free earth method, fixed earth method, moment reductionfactors, anchorage; Braced Excavation: Types; Construction methods;Pressure distribution in sands and clays; Stability – bottom heave,seepage, ground deformation; Reinforced Soil Walls: Elements;Construction methods; External stability; Internal stability; LaterallyLoaded Piles: Short and long piles; Free head and fixed head piles;Lateral load capacity of single piles; Lateral deflection; Elastic analysis;Group effect; Lateral load test; Codal provisions; Underground Structuresin Soils: Pipes; Conduits; Trenchless technology; Tunnelling techniques– cut-and-cover method, shield tunnelling.

CEL709 Offshore Geotechnical Engineering3 credits (3-0-0)Submarine soils: Origin, nature and distribution. Terrigenic and pelagicsoils. Submarine soils of India. Engineering behaviour of submarinesoils: under-consolidated soils, calcareous soils, cemented soils, corals;Offshore site investigations: sampling and sampling disturbance, insitutesting, wireline technology. Offshore pile foundations for jacket typestructures. Foundations of gravity structures; Foundations for jack-uprigs. Anchors and breakout forces; anchor systems for floatingstructures. Stability of submarine slopes. Installation and stability ofsubmarine pipelines.

CEL712 Landfills and Ash Ponds3 credits (3-0-0)Integrated solid waste management of municipal solid waste,hazardous waste, coal ash and other wastes; Landfilling practice fordifferent types of solid wastes; Municipal solid waste landfills:acceptability of waste; planning, design, construction, operation andclosure including management of leachate and gas; Hazardous wastelandfills: Waste compatibility and acceptability; planning, design,construction, operation, closure and environmental monitoring; Ashponds: Slurry disposal versus dry disposal; Engineering properties ofbottom ash, fly ash and pond ash; planning and design; incrementalraising of height by upstream and downstream methods; closure andreclamation.

CEL714 Special Topics in Geotechnical andGeoenvironmental Engineering3 credits (3-0-0)A course which will vary from year to year to study new and exictingdevelopments in the broad spectrum of Geotechnical andGeoenvironmental Engineering. The course will also focus on newoffshoots of Geotechnical and Geoenvironmental Engineering.

CEL715 Soil-Structure Interaction Analysis3 credits (3-0-0)Introduction: Analysis of foundations and flexible retaining structuresby conventional method- isolated and combined footings, mats, pilecaps, eccentrically loaded foundations, transmission tower foundations,sheet pile walls; Soil-structure interaction : Subgrade reaction method;Beam and plate theories; Analysis of footings, mats, pile caps, laterallyloaded piles, sheet pile walls, water front structures; Elastic half-spacemethod: Closed form solutions, charts and FEM- footings, mats,reinforced foundations and embankments. Evaluation of relevantmaterial parameters. Use of appropriate software packages.

CEL717 Advanced Structural Analysis3 credits (3-0-0)Matrix methods in skeletal structural analysis : force and displacementmethods including analysis using substructures. Non-linear and elasto-plastic analysis. Analysis of plates, folded plates and singly curved shells:conventional and approximate methods.

CEL718 Design of Steel Structures3 credits (2-1-0)Structural steels. Brittle fracture and fatigue. Stability of beam columns,frames and plates. Plastic design of steel structures. Plate girders. Codalprovisions. Prestressed steel construction.