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
Deep retrofit and envelope interfaces
Measure, sequence, drain, dry and verify interfaces before concealing work.
V27
Project risks and overlooked interfaces
V27 connects payment, water, envelope, ventilation and jobsite details that often create costly surprises.
V30
Shared, access and specialized interfaces
V30 connects projects where multiple systems, owners or rules meet.
Residual interfaces V52
V45 decisions to verify before locking in the work
V47
V47 interfaces not to miss
These details are small on a drawing but can control water, structure or durability.