1. Professor, Dept. of Civil Engineering, Gyan Ganga College of Technology, Jabalpur, Madhya Pradesh 482002, India (corresponding author).
2. Professor and Head, Civil Engineering Dept., Jawaharlal Nehru Technological Univ. College of Engineering, Kakinada, Andhra Pradesh 533003, India.
3. Associate Professor, Civil Engineering Dept., Jawaharlal Nehru Technological Univ. Hyderabad, Hyderabad, Andhra Pradesh 500085, India.