Concrete and masonry can crack for many reasons, from ordinary shrinkage and surface wear to settlement or structural movement. A useful repair begins by distinguishing a localized defect from a larger condition.
Repair Scope
Small chips, spalls, mortar-joint defects, minor surface cracks, damaged edges, and localized non-structural repairs may fit handyman scope when the surrounding material remains stable.
Foundation cracks, retaining-wall movement, leaning masonry, large slabs, structural block walls, widespread settlement, or recurring movement should be evaluated by the appropriate contractor or engineer.
Surface Preparation
Loose material needs to be removed so the repair bonds to sound substrate.
Dust, dirt, coatings, moisture, and the depth of the defect all affect which repair material is appropriate.
Patch Materials and Appearance
Concrete patch, mortar, repair compounds, and masonry products are not interchangeable.
Color and texture matching can be difficult on aged material, especially where the original surface has weathered for years.
Repair vs Replacement
A localized edge or crack may be repairable. A slab that has shifted significantly, a wall that is moving, or material that has failed across a large area may require replacement or structural correction rather than patching.
FAQ
Can a cracked walkway be repaired?
Localized non-structural cracking may be repairable, but settlement or movement should be understood first.
Does this include foundation repair?
No.
Can old mortar joints be repaired?
Localized repointing may be possible when the masonry is otherwise stable.
Will the repair match the existing color exactly?
Not necessarily. New cementitious materials often look different from aged surfaces.
Send wide photos and close-ups of the damaged area through the contact page.