CE-803 (C) · Retrofitting and Rehabilitation of Structures/Official Syllabus
Retrofitting and Rehabilitation of Structures (CE-803 (C)) - Official Syllabus
1
Unit 1
Introduction and Definition for Repair, Retrofitting, Strengthening and rehabilitation
- Introduction and Definition for Repair, Retrofitting, Strengthening and rehabilitation
- Physical and Chemical Causes of deterioration of concrete structures
- Evaluation of structural damages to the concrete structural elements due to earthquake
- 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
2
Unit 2
Damage Assessment
- Purpose of assessment
- Rapid assessment
- Investigation of damage
- Evaluation of surface and structural cracks
- Damage assessment procedure
- destructive, non-destructive and semi destructive testing systems
3
Unit 3
Influence on Serviceability and Durability
- Effects due to climate, temperature, chemicals, wear and erosion
- Design and construction errors
- corrosion mechanism
- Effects of cover thickness and cracking
- methods of corrosion protection
- corrosion inhibitors
- corrosion resistant steels
- coatings
- cathodic protection
4
Unit 4
Maintenance and Retrofitting Techniques
- Definitions: Maintenance, Facts of Maintenance and importance of Maintenance
- Need for retrofitting
- retrofitting of structural members i.e., column and beams by Jacketing technique
- Externally bonding(ERB) technique
- near surface mounted (NSM) technique
- External post-tensioning
- Section enlargement
- guidelines for seismic rehabilitation of existing building
5
Unit 5
Materials for Repair and Retrofitting
- Artificial fibre reinforced polymer like CFRP, GFRP, AFRP
- natural fiber like Sisal and Jute
- Adhesive like, Epoxy Resin
- Special concretes and mortars, concrete chemicals, special elements for accelerated strength gain
- Techniques for Repair: Rust eliminators and polymers coating for rebar during repair
- foamed concrete, mortar and dry pack, vacuum concrete
- Gunite and Shot Crete
- Epoxy injection
- Mortar repair for cracks
- shoring and underpinning
Reference Books
- Properties of Concrete
- Materials for construction - Lai, James, S.
- Structural Condition Assessment - Robert T. Ratay
- Deterioration, Maintenance and Repair of Structures - Sidney, M. Johnson
- Concrete Structures e28093 Materials, Maintenance and Repair - Denison Campbell, Allen & Harold Roper
- Repair of Concrete Structures - R.T.Allen and S.C. Edwards
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