Capacity, flow & constraints · Working
Backlog ageing
Also called: backlog aging
ELI5
The time unresolved work items have remained open.
Used in conversation
“Keep backlog ageing on the dashboard, but show the definition and reporting period beside it.”
Pitch context
You will see “Backlog ageing” in operating plans, procurement packs, supplier reviews and supply-chain reports when the discussion reaches capacity, flow & constraints.
Why it matters: In capacity, flow & constraints, the definition can change ownership, capacity, process, cost or safety decisions.
Sources & evidence · 3
Direct term-level sources and supporting source families.
- U.S. Bureau of Labor Statistics — Productivity programmeDirect source · primary · checked 2026-08-16
- U.S. Acquisition.gov — Federal Acquisition Regulation Part 15 — Contracting by NegotiationSupporting source family · primary · checked 2026-08-16
- UK Government — Groceries Supply Code of PracticeSupporting source family · primary · checked 2026-08-16