Basic considerations - Factors in the choice of mix proportions - Mix design methods - ACI method, IS method - Mix proportions for weigh batching and volume batching - correction for moisture content and bulking - yield of concrete - Design of high strength concrete mixes.
SPECIAL CONCRETES AND CONCRETE COMPOSITES:
Light weight concrete: Types - Light weight aggregate concrete-Aerated concrete, No fines concrete - High Strength concrete - Heavy weight concrete for radiation shield - Fibre reinforced concrete - Ferrocement - Polymer concrete - High Performance Concrete - Their properties and applications.
UNIT V
REHABILITATION OF CONCRETE STRUCTURES
Cracks in concrete Types Intrinsic cracking, structural cracking causes and remedies -Plastic cracks - causes and remedies - Thermal contraction cracks - Long term drying shrinkage cracks - Crazing - Sulphate attack cracks - Alkali aggregate reaction cracks.
Repair techniques - Materials for repair - Epoxy adhesive injections and mortars - Repair and strengthening of concrete structures by bonded steel plates.
CE315 ADVANCED CONCRETE TECHNOLOGY LABORATORY
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Credit: 0:0:2 Marks: 50+50 1. CONCRETE MIX DESIGN FOR M20 AND M50 GRADE
1.1 Indian Standard Method 1.2 ACI method
2. TESTS ON HARDENED CONCRETE
2.1 Determination of Modulus of Elasticity of Concrete 3. Tests on High Performance Concrete
4. Tests on the Behaviour and ultimate strength of Reinforced Concrete Beams.
5. Impact test on FRC specimens.
6. Demonstration of prestressing operations
7. Studies on Electrical Resistance Strain gauges using a Demonstration kit.
8. Non-Destructive Testing of Concrete TEXT BOOKS
1. Neville, A.M., "Concrete Technology", Longman Scientific & Technical, 1990.
2. Neville, A.M.., "Properties of Concrete", Longman Scientific & Technical, England, 1981.
3. Gambier, “Concrete Technology”, Tata McGraw Hill, New Delhi.
REFERENCE BOOKS
1. Orchard, D.F., "Concrete Technology", Vols. 1 & 2, 1963.
2. Shetty, M.S., "Concrete Technology", S.Chand & Co., New Delhi, 1998.
3. Rixon, M.R., "Chemical Admixtures for Concrete", John Wiley & Sons, 1977.
4. Krishnaraju, N. "Design of concrete mixes", Sehgal Educational Consultants &
Publishers Pvt.Ltd., Faridabad, 1988.
5. IS: 10262, "Recommended Guidelines for concrete Mix Design", 1982.
CE316 PRESTRESSED CONCRETE STRUCTURES
Credit: 3:1:0 Marks: 40+60 UNIT I
DESIGN FOR FLEXURE:
Definition of Type I, Type II and Type III structures - Basic assumptions - Permissible stresses in steel and concrete as per IS:1343 Code - Four basic requirements - Design and choice of sections of post-tensioned beams - Layout of cables - Check for limit state of collapse - Location of positions of wires in pre-tensioned beams.
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UNIT II DEFLECTION:
Short term deflections of uncracked members - Long term deflections - Deflection due to creep in members - Code requirements for the limit state of deflection.
DESIGN FOR SHEAR AND TORSION:
Shear and principal stresses Limit state shearing resistance of cracked and uncracked sections -Design of Shear reinforcement by the limit state approach. Interaction diagrams under
combined bending, torsion and transverse shear.
UNIT III
TRANSFER OF PRESTRESS:
Transmission of prestressing force by bond - Transmission length - Factors affecting transmission length - Check for transmission length - Anchorage zone stresses in post-tensioned members - Calculation of bearing stress and bursting tensile forces and reinforcement in anchorage zone based on I.S. 1343 code and Guyon's method.
COMPOSITE CONSTRUCTION OF PRESTRESSED & INSITU CONCRETE:
Types of composite construction Analysis for stresses Effect of Differential shrinkage -Design for flexure and shear.
UNIT IV
STATICALLY INDETERMINATE PRESTRESSED CONCRETE STRUCTURES:
Methods of achieving continuity - Assumptions in elastic analysis - Pressure line - Linear transformation - Concordant cables - Guyon's theorem - Analysis and design of continuous beams.
UNIT V
MISCELLANEOUS STRUCTURES:
Circular prestressing in liquid retaining tanks - Analysis for stresses - Design of tank wall incorporating the recommendations of IS:3370 Part III Code - Types of Prestressed concrete pipes - Design of pipes.
Methods of achieving partial prestressing - Advantages and disadvantages. Design of prestressed concrete columns, sleepers, poles and tension members - Use of non-prestressed reinforcement.
Text Books
1. Krishna Raju, N., "Prestressed Concrete" Tata McGraw Hill Publishing Company Ltd., New Delhi, 1995.
2. Lin, T.Y., and Ned H Burns., "Design of Prestressed Concrete Structures", John Wiley and sons, Newyork, 1982.
Reference Books
1. Guyon, Y. "Limit State Design of Prestressed Concrete Vols. I & II", Applied Science Publishers, London, 1974.
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2. Ables, P.W. and Bardhan Roy, B.K., ‘Prestressed Concrete Designers' Hand Book (3rd Edition) A View Point Publication, Cement and concrete Association, U.K. 1981.
London, 1966.
3. Leonhardt,F., "Prestressed Concrete Design and Construction", Wilhelm Ernst and Soh, Berlin, 1964.
4. Nilson, A.H., "Design of Prestressed Concrete", John Wiley & sons, New York, 1978.
5. Mallik S.K., and Gupta A.P., "Prestressed Concrete", Oxford & IBH Publishing Company (P) Ltd, India, 1986.
6. "IS: 3370 (Part III and IV) Indian Standard Code of Practice for Concrete structures for the Storage of Liquids Part III”
7. “Prestressed Concrete Structures", Indian Standards Institution, New Delhi 1967.
8. "IS: 1343, Indian Standard code of Practice for Prestressed Concrete", Indian Standards Institution, New Delhi., 1980.
9. "IS: 784, Indian Standard Specification for Prestressed Concrete Pipes", Indian Standards Institution, New Delhi 1978.
10. "IS: 3935 - Code of Practice for composite construction", Indian Standards Institution, New Delhi,
11. "BS 110, Part I, Code of Practice for the Structural use of Concrete", British Standards Institution, London, 1985.
CE 317 ADVANCED CONSTRUCTION TECHNIQUES AND PROJECT MANAGEMENT
Credit: 4:0:0 Marks: 40+60 UNIT I
SUB-STRUCTURE CONSTRUCTION:
Box jacking – Pipe jacking – Under water construction of diaphragm walls and basement – Tunneling techniques – driving well and caisson – sinking cofferdam – cable anchoring and grouting – driving diaphragm walls, sheet piles – laying operations for built up offshore system – shoring for deep cutting large reservoir construction with membrance and earth system – well points – dewatering and stand by plant equipment for underground open excavation.
UNIT II
SUPER STRUCTURE CONSTRUCTION:
Vacuum dewatering of concrete flooring – concrete paving technology – techniques of construction for continuous concreting operation in tall buildings of various shapes and varying sections – launching techniques – suspended form work – erection techniques of tall structures, large span structures – launching techniques for heavy decks – insitu prestressing in high rise structures, aerial transporting, handling and erecting lightweight components on tall structures – erection of lattice towers and rigging of transmission line structures – construction sequence in cooling towers, silos, chimney, sky scrappers, bow string bridges, cable stayed bridges – launching and pushing of box decks – Advanced construction techniques in offshore construction practice – construction sequence and methods in RCC domes and prestress domes – support
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structure for heavy equipment and conveyor and machinery in heavy industries – erection of articulated structures, braced domes and space decks.
UNIT III
REPAIR CONSTRUCTION:
Mud jacking grout through slab foundation – micropiling for strengthening floor and shallow profile – pipeline laying – protecting sheet piles, screw anchors – sub grade – water proofing – under pinning advanced techniques – Sequence in demolition and dismantling.
UNIT IV
ORGANIZING PROJECT MANAGEMENT:
What is project Management? – Trends in Modern Management – Strategic Planning and Project Programming organization of project participants – Traditional Designer – Constructor sequence – Professional Construction Management – owner – Builder Operation – Turnkey operation – Leadership and Motivation for the project team – Interpersonal Behaviour in Project Organizations – Perception of Owners and Contractors. Innovation and Technological Feasibility – Innovation and Economic Feasibility – Geotechnical Engineering: Investigation – Construction Planning – Computer aided planning.
UNIT V
LABOUR, MATERIAL, EQUIPMENT AND FINANCIAL MANAGEMENT:
Factors affecting job-site productivity of labour – Labour relations in construction – Problems in collective bargaining – Materials procurement and Delivery – Inventory control – Tradeoffs of costs in Materials Management – Construction equipment – Choice of equipment and standard production rates – Equipments for industrial construction and pre-fabrication.
Type of construction cost estimates – Unit cost method of estimation – Application of cost indices to estimating – Estimate based on Engineer’s list of quantities allocation of construction costs over time – Estimation of operating costs – Computer Aided Cost Estimation.
TEXT BOOKS
1. Jerry Irvine, Advanced Construction Techniques, CA Rocktr, 1984
2. Chitkara.K.K., Construction Project Management, Tata McGraw Hill Co., New Delhi, 1998
3. Seetharaman .S, ‘Construction Engineering and Management’, Umesh Publications, Nai Sarak, Delhi – 110 006.
REFERENCE BOOKS
1. Patrick Powers, J., Construction Dewatering: New Methods and Applications, John Wiley & Sons, 1992.
2. Robertwade Brown, Practical Foundation Engineering Hand book, Mc Graw Hill Publications, 1995.
3. Chris Handrickson and Tung Au, Project Management for Construction – Fundamental Concepts for owners, Engineers, Architects and Builders, Prentice Hall, Pittsburg, 2000.
4. Choudhury, S, Project Management, Tata Mc Graw – Hill Publishing Company, New Delhi, 1998.
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5. Ernest E. Ludwig, Applied Project Engineering and Management, Gulf Publishing Company, Houstan, Texas, 1988.
6. Harold Kerzner, Project Management – A system Approach to Planning, Scheduling and Controlling, CBS Publishers & Distributors, Delhi, 1998.
7. Joy, P.K., Total Project Management – The Indian Context, Macmillan India Ltd., New Delhi, 1992.
CE 318 THEORY OF PLATES
Credit : 4:0:0 Marks: 40+60 UNIT I : Introduction
Thin and thick plates – Plate behavior – Material behavior – Isotropic and orthotropic Materials.
Small Deflection Theory and Classical Methods
Differential equation of plates in Cartesian Coordinates system – boundary conditions – Rigorous solution – Naveir’s method – Levy’s method.