This is phil from armeg showing my learners how to use an armeg tri cutter to chase a wall to fit and electrical flush socket box.
How to chase a concrete wall.
It is constructed as a load bearing structure to transfers loads from floor to the wall below or to the foundation in addition to divide spaces in multi storey buildings.
Amazon tool shop here.
The simple rules for cutting chases in walls.
Construction of concrete walls is a crucial phase in building construction.
Vertical chases should not be any deeper than one third of the total wall thickness.
The groove over the crack may be made with hand held tools concrete saw or pneumatic tools which is then cleaned by air blasting sandblasting or water jetting to remove grease oil or dirt.
In a cavity wall vertical chases should be no deeper than one third of the thickness of the skin they are being placed in.