JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives

To understand the various concepts of rehabilitation and retrofitting of

structures

Course Outcomes

At the end of the course, the student will be able to:

• Develop various maintenance and repair strategies.
• Evaluate the existing buildings through field investigations.
• Understand and use the different techniques for structural retrofitting

UNIT - I

Introduction – Deterioration of Structures – Distress in Structures – Causes and Prevention. Mechanism of Damage – Types of Damage

UNIT - II

Corrosion of Steel Reinforcement – Causes – Mechanism and Prevention. Damage of Structures due to Fire – Fire Rating of Structures – Phenomena of Desiccation.

UNIT - III

Inspection and Testing – Symptoms and Diagnosis of Distress – Damage assessment – NDT.

UNIT - IV

Repair of Structure – Common Types of Repairs – Repair in Concrete Structures – Repairs in Under Water Structures – Guniting – Shot Create – Underpinning. Strengthening of Structures – Strengthening Methods – Retrofitting – Jacketing.

UNIT - V

Health Monitoring of Structures – Use of Sensors – Building Instrumentation.

TEXT BOOKS:

• 1. Maintenance and Repair of Civil Structures, B.L. Gupta and Amit Gupta, Standard Publications.
• 2. Concrete Technology by A.R. Santa kumar, Oxford University press

REFERENCES:

• 1. Defects and Deterioration in Buildings, EF & N Spon, London
• 2. Non-Destructive Evaluation of Concrete Structures by Bungey – Surrey University Press
• 3. Concrete Repair and Maintenance Illustrated, RS Means Company Inc W.H. Ranso, (1981)
• 4. Building Failures: Diagnosis and Avoidance, EF & N Spon, London, B.A. Richardson, (1991). R16 B.TECH CIVIL ENGG.