R VaidyanathanR. Vaidyanathan is visiting professor of Civil Engineering, Mepco Schlenk Engineering College, Sivakasi was formerly Principal of Government College of Engineering, Tirunelveli, Tamil Nadu. He has been teaching Civil Engineering for over four decades He has published several technical papers, organized technical seminars and continuing education programmes, guided U.G. and master projects and produced three Ph.Ds. He has been a consultant on diverse Civil Engineering Problems ranging from Concrete Technology, Rehabilitation of Structures, Construction of Shell Structures, Vibration Problems to Non-Destructive Field Testing. Read More Read Less