Initial repair estimates are often written early, from limited access, before demolition reveals the full damage. Items get missed for ordinary reasons: hidden conditions, code-required work, access and sequencing costs, and material or manufacturer requirements that only surface once the work is scoped in construction detail. The remedy is documentation, not argument.
Common Reasons Items Are Missing
- Hidden damage: decking, insulation, and framing conditions appear only after tear-off or demolition
- Code-required items: current code can require components the original structure didn’t have
- Manufacturer requirements: warranty-compliant installation specifies underlayment, ventilation, and accessories
- Access and sequencing: steep roofs, multiple stories, and protection of finished areas take real labor
- Trade coordination: multi-trade projects carry supervision and scheduling costs a single-trade estimate may not reflect
How Supplements Work
When additional conditions are documented during the project, a supplemental scope with photographs, measurements, and technical explanation is provided to the owner and carrier. APGC prepares that construction documentation — we do not negotiate claims or determine coverage; we document what the work actually requires.
Related: insurance restoration documentation and what overhead and profit means.
Frequently Asked Questions
Is a missing line item a sign of bad faith?
Usually not. Early estimates are written with limited information. Clear photo documentation of the actual conditions is how gaps get addressed.
Who decides whether a supplement is approved?
The property owner and the insurance carrier. APGC’s role is providing accurate construction documentation for the required work.
What if hidden damage is found mid-project?
We document the newly visible conditions, update the scope and measurements, and prepare the supplemental construction documentation.