Solution of foundation for bridge over Istog river according to existing site soil conditions: Case studies from the site during execution of works

The purpose of this paper is to show experience and efforts to solve real site problem for proper foundation of bridge structure over Istog River in Zallq village, Burim municipality. Authors of this paper was involved in execution of works for construction of bridge and while facing with real site conditions of soil had to find proper solution for foundation. For this purpose, additional geotechnical investigations have been carried out which have shown that the foundation should be made on piles, the top of which is supported on the coal layer which is encountered at a depth of about 14.00 [m] from the current terrain. The paper describes the activities done for the re-design and execution of works that have presented a special challenge and one of the aims of the paper is to show the importance of professional approach and engineering judgment in achieving appropriate technical solutions to projects