Expansion Joints & Slot Cutting

Expansion Joints

An Expansion Joint is a gap in the building structure provided by an architect or engineer to allow for the movement of the building due to temperature changes. An expansion joint is an assembly designed to safely absorb the heat-induced expansion and contraction of various construction materials.

Layers:

• Placing of backing rod
• Application of primer
• Masking tapes on edges
• Filling of PS / PU GG material

Slot Cutting

Layers:

• slot cutting (as per drawing)
• slot cutting using machine
• cleaning concrete slot using blower machine/wire brush etc