Tumblehill
Holdings
Signal Research SeriesIssue 03
SIG
NAL
NAL
Observations on Systems, Risk & Structure
Issue 03Tumblehill Holdings LtdAugust 2022
Issue 03
August 2022·12 min readFrom Design
to Operational
Reality
The design that is signed off is rarely the design that is built. The distance between them is where execution friction lives.
In This Issue
01
Why To-Be Designs Degrade Between Sign-Off and Construction Start
02
The RACI Discipline — Specification vs. Enforcement in the Build Phase
03
Sign-Off as a Governance Act
Inquiry
Tumblehill works with complex institutions navigating transformation execution, governance reform, and operational modernisation.
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