Structural Expansion Joint Waterproofing Panel Section AutoCAD Drawing

This structural expansion joint AutoCAD DWG drawing presents detailed waterproofing and sealing systems for pile head, beam junction, wall expansion joints, and panel connections. The drawing includes pile head sealing with a galvanized steel box, a bentonite paste layer of 300mm thickness, a waterstop membrane, and an impact nail fixing system. It also illustrates overlap sealing detail using bentonite sheets, protective membranes, and termination plates for horizontal and vertical joints. The file shows clear reinforcement arrangement, anchoring positions, and sealant placement for durable construction performance. This panel section drawing is suitable for basement walls, retaining structures, and underground building elements.