COMPARATIVE STUDY OF ALTERNATIVE DESIGNS OF ABUTMENTS FOR BRIDGES A DISSERTATION Submitted in partial fulfillment of the requirements for the award of the degree of MASTER OF TECHNOLOGY in CIVIL ENGINEERING (With Specialization in Structural Engineering) By DEEPAK KUMAR CHATURVEDI (51)s)08 DEPARTMENT OF CIVIL ENGINEERING INDIAN INSTITUTE OF TECHNOLOGY ROORKEE ROORKEE - 247 667 (INDIA) MAY, 2007