Most underground structures are waterproofed to protect them from damage caused by water penetration. Additionally, water storage structures are often waterproofed.
Several building elements that require projections must be constructed below the water table. Furthermore, components in contact with water must be protected.
Some of them are as follows.
- pile blocks
- Basement slabs
- Basement walls
- Slab foundations
- bathroom signs
- Terraces
Let's discuss typical construction details for waterproofing.
Block plate sealing


Waterproofing details on slab foundations






Typical sealing detail for underground wells and water treatment plants


Typical Elevator Shaft Seal Details


Typical sealing detail for floor joists


Typical bathroom waterproofing details


Typical detail for balcony fence


Typical detail for the termination of a metallic membrane

