Photograph cracks, joints, flashing, weeps and lintels.
V16 — system diagnostic
Masonry, brick, stone and lintels
Read cracking, bulging, efflorescence, joints, lintel corrosion and drainage before repointing or covering.
Checked: 2026-08-22
Mortar that is too hard, blocked drainage or a corroded lintel can worsen a cosmetic repair.
Bulging, unstable masonry, active cracking or heavily corroded lintel: secure and obtain assessment.
Useful tools / data
- Photos and simple crack gauge
- Opening/flashing map
- Mortar identification/sample if needed
What the professional checks
- Diagnose support, ties and lintels
- Select mortar compatible with existing masonry
- Restore drainage, flashing and weeps
Sources and limits
Requirements depend on location, building, product and scope. RenoAtlas helps prepare the decision; it does not replace required analysis, permits, laboratory work or professionals.
Tools related to this issue
Explore: Deep retrofit and envelope interfaces
Deep retrofit and envelope interfaces
Measure, sequence, drain, dry and verify interfaces before concealing work.
Explore: Project risks and overlooked interfaces
Project risks and overlooked interfaces
This section connects payment, water, envelope, ventilation and jobsite details that often create costly surprises.
Explore: Shared, access and specialized interfaces
Shared, access and specialized interfaces
This section connects projects where multiple systems, owners or rules meet.
Explore: Residual interfaces
Residual interfaces
Explore: V45 decisions to verify before locking in the work
V45 decisions to verify before locking in the work
Explore: V47 interfaces not to miss
V47 interfaces not to miss
These details are small on a drawing but can control water, structure or durability.