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Rehabilitation and Retrofitting of Structures (2732004)

Teaching Scheme (in Hours)

Theory Tutorial Practical Total
3 2 2 5

Subject Credit :  5

Examination Scheme (in marks)

Theory
ESE (E)
Theory
PA (M)
Practical
ESE Viva (V)
Practical
PA (I)
Total
70 30 30 20 150

Syllabus Content    Download

Unit-1:  Topic-1

Durability of concrete: Factors affecting durability of concrete, Corrosion of reinforcements in concrete, Carbonation, Chloride ingress, Alkali-silica reaction, Freeze-thaw effects, Chemical attack, Abrasion, erosion and cavitation, Weathering and efflorescence

Unit-2:  Topic-2

Defects and deterioration in buildings, Survey and assessment of structural conditions in RCC structures. Damage/condition assessment and various methods (for quantification) for its evaluation, Rapid Visual Screening (RVS) and ways to do RVS of damaged/deteriorated structures, Overview of health monitoring techniques.

Unit-3:  Topic-3

Non-destructive testing of concrete quality, Non-destructive testing of connections in steel, Corrosion assessment in reinforcements in RCC elements and components in steel structures; Design principles, techniques and working mechanism various instruments used for NDT evaluations (for strength, durability etc.) like Rebound Hammer, UPV, impact echo etc.; Technology used in various advanced instruments like Imaging techniques, GPR, Thermography, Tomography etc.

Unit-4:  Topic-4

Materials for repairs, rehabilitation and retrofitting processes, Methods for repairs, rehabilitation and retrofitting including surface preparation, Study of failures of buildings and lesson learnt, Role of quality control in construction as Preventive measures Maintenance of buildings.

Unit-5:  Topic-5

Strengthening of Earthquake-damaged buildings; Introduction to Push-over analysis.

Reference Books

Sr. Title Author Publication Amazon Link
1 Concrete Microstructures, Properties and Materials P Kumar Mehta and Paulo J. M. Monterio McGraw-Hill
2 Properties of Concrete A. M. Neville Pearson Education
3 Materials for construction - Lai, James, S.
4 Structural Condition Assessment Robert T. Ratay
5 Handbook of Retrofitting Earthquake Damaged Buildings

Course Outcome

After learning the course the students should be able to:

  1. Detect defects and deterioration in buildings.
  2. Survey and assess structural conditions in R.C.C. structures.
  3. Understand and apply rehabilitation and retrofitting process.
  4. Understand non-destructuve testing and interpretation of the results for concrete and steel structures.

Subject List

ME (CI) ⇒ Semester: 3

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