A practical coordination checklist for facility managers: share building-use constraints, confirm access arrangements, identify equipment contacts and plan occupant communications before roof work begins.

Before approving commercial roof work, connect each documented water concern to the proposed scope, its exclusions and any assessment still needed. Use this checklist and worksheet to request clear answers.

Use location, snow patterns, and thaw timing to separate an ice-dam leak, a roof-detail leak, and melting attic frost.