Cracks in walls are caused by structural movement.Movement occurs when the structure is not upon stable ground the cracking you see is an obvious sign of problems with stability.
While cracks in walls are common, there are some characteristics of cracking 'symptoms' you will notice when you have a problem with movement or subsidence.
Causes of wall cracking
How can this be resolved? Chemical grout injection underpinning provides stability and stops movement in it's tracks. Application is reliable, quick and clean. After chemical grout application your building will be solid again which means cracks can then be repaired once and for all.