9.1 Introduction Sheet-pile walls are widely used for: Both large and small waterfront structures Beach erosion protection Stabilizing ground slopes,particularly for roads Shoring walls of trenches and other excavations Cofferdams The types of sheet-pile walls: Cantilevered:when the wall is under about 3m in height Anchored sheet-pile wall (or bulkhead):for larger wall height9.1 Introduction ❖ Sheet-pile walls are widely used for: ❖ Both large and small waterfront structures ❖ Beach erosion protection ❖ Stabilizing ground slopes, particularly for roads ❖ Shoring walls of trenches and other excavations ❖ Cofferdams ❖ The types of sheet-pile walls: ❖ Cantilevered: when the wall is under about 3m in height ❖ Anchored sheet-pile wall (or bulkhead): for larger wall height