Problem Solving Forum
July 1 - July 5, 2019
When moisture permeates concrete slabs or walls below grade, how can this problem be solved and does it require excavation?
CARLOS CARVALHO of Federal Institute of Sergipe/Brazil on
July 21, 2019:
...read more Initially, evaluate the technical and economic feasibility of inserting a drainage system by tiling the walls and floor slabs to avoid contact with the rising or descending humidity. After this step, inject grout (cement) under pressure into the slab or wall to fill the network of interconnected pores.