- Map the failure pattern
- Identify water and drainage
- Review soil, base and support
- Distinguish dormant from active movement
- Evaluate reinforcement and corrosion
- Match repair materials and geometry
- Set the replacement boundary
- Consider use and load
- Plan access and protection
- Confirm review and licensed roles
- Control weather and curing
- Accept function and finish
A Gresham concrete or masonry decision should follow the failure mechanism and complete assembly. Isolated surface damage may support repair, while ongoing settlement, drainage pressure, corrosion, structural movement or incompatible prior work can require a larger replacement boundary. Compare two complete corrected outcomes, not a patch price against an undefined rebuild.
Map the failure pattern
Record cracks, spalls, settlement, displacement, staining, efflorescence, loose units and previous patches. Measure width, elevation and extent. A photograph of one crack does not establish whether the condition is cosmetic, active or structural.
Identify water and drainage
Trace roof discharge, slope, irrigation, groundwater, wall drainage and runoff outlets. Repairing a surface while water continues to saturate base or wall backfill can repeat movement, freeze damage or material loss.
Review soil, base and support
For slabs, identify subgrade, fill, soft areas, base and compaction evidence. For masonry, examine footing, support, connections and adjacent structure. Replacement depth should be based on the failed support system, not just the visible surface.
Distinguish dormant from active movement
Use history, measurements and monitoring where useful. An isolated stable crack can support routed or bonded repair; continuing settlement, expansion or structural displacement needs cause correction and possibly qualified design review.
Evaluate reinforcement and corrosion
Spalling around steel, exposed reinforcement or rust staining requires assessment of depth, section loss and surrounding sound material. A thin cosmetic patch over active corrosion is not equivalent to a durable repair.
Match repair materials and geometry
Repair products need compatible strength, movement, moisture and finish characteristics. Define edge preparation, depth, bonding, curing and visual expectations. A hard patch can transfer stress into weaker retained material.
Set the replacement boundary
Replacement scope should name demolition limits, excavation, base, drainage, forms, reinforcement, dimensions, joints, finish, curing and transitions. Avoid undefined removal that expands after mobilization without measured evidence.
Consider use and load
Walks, patios, drives, steps, walls and structural elements have different loads and consequences. Record vehicles, drainage, guard or stair relationships and accessibility concerns. Acceptance should match the actual use.
Plan access and protection
Demolition equipment, trucks, pumps, hand transport and debris affect landscaping, utilities, occupied routes and neighboring surfaces. Identify protection, washout, temporary barriers and restoration before choosing the apparent cheaper option.
Confirm review and licensed roles
Gresham publishes permit and inspection resources. Retaining, structural, right-of-way, drainage or regulated-system work can change the review path. Verify the contractor through Oregon CCB and assign design and inspection responsibility.
Control weather and curing
Placement and repair products have temperature, moisture, wind and cure requirements. State protection and return-to-service limits. A compressed schedule can compromise bond, finish or durability even when the work appears complete.
Accept function and finish
Inspect drainage, elevations, joints, cracks, edges, finish, transitions, cleanup and restored property. Retain design, permits, product data, batch information where available, changes, photographs, cure guidance and warranty records.
Frequently asked questions
When is concrete repair reasonable?
When the damage and cause are bounded and the retained base or assembly remains serviceable.
When should replacement be compared?
For active settlement, broad deterioration, failed support, drainage pressure, corrosion or structural movement.
Can cracks be sealed permanently?
Only after the cause, movement and repair material are compatible with the intended result.
Does reinforcement prevent cracks?
No. Reinforcement, joints, base, drainage and curing each influence behavior.
Do walls need permits?
Requirements depend on height, loading, location and scope; confirm the exact project with Gresham.
What records should I keep?
Keep findings, design, permits, products, photographs, changes, cure guidance and warranties.
Sources and local guidance
- Building Permits and InspectionsCity of Gresham
- Consumer ToolsOregon Construction Contractors Board
- About Oregon Residential Building PermitsOregon Building Codes Division