ENGG(SERC) 1-910 : Non-Destructive Testing& Forensic Engineering (L-T-P-C) :3-0-0-3

Faculty: Shri P. Srinivasan and Dr. Bhaskar

Introduction – Need of non-destructive testing – Visual inspection- Crack measuring Microscope- Borescope – Image analysis; Surface Hardness Methods- Introduction- Rebound/ Schmidt Hammer test- Codal Provisions; Penetration Resistance Methods- Introduction- Probe penetration – Pin penetration- limitations; Pullout Test – Break –off test – Maturity Method – Pull – off test – In – situ strength assessment; Acoustics – Principles –Generation of ultrasonic waves – Transducers – Principles of pulse echo method – Through transmission method – Low frequency ultrasonic -Ultrasonic Pulse velocity Method for concrete- introduction- Codal provisions- Calibration – Ultrasonic testing for metals- Ultrasonic phased array – Pile integrity testing- Impact echo- ASTM Codal provisions; Electromagnetic methods- Principle- Cover meter for concrete- Radar Method- Principle- Instrumentation- A.C. Potential Drop Method for crack depth measurement-Barkhausen Noise Technique; Partially Destructive methods- Core testing- density- water absorption- Compressive strength- Codal provisions; Data processing– Analysis- Interpretation; Other methods- Radiography/ Nuclear- Infrared Thermography Acoustic Emission- Digital imaging correlation- Vibration based motion analyzer