The problem seems inherent in large engineering projects (> 2 terms worth of work) and the ephemeral nature of politicians. I feel like there's probably a "law

The problem seems inherent in large engineering projects (> 2 terms worth of work) and the ephemeral nature of politicians. I feel like there's probably a "law" using a constant that states "As a project's ETA approaches T, the actual delivery date approaches infinity." Where T is ~10 years.