COAA Lean Construction.pdf

Target Value Design
Project Definition
Preproject Planning
P
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D
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Project Initiation
Project Business Plan: If we could build X with
which we could do Y and it cost us Z, would we do
it
Go /
No
Go
Project Design / Alignment Study: Can we build X
with which we can do Y and will it cost us Z
Go /
No
Go
Design
Conform
Conform
Set The
Target
Cost
Note: X, Y, and Z can all change
in the course of the conversation
between means, ends and
constraints, but these must be in
alignment for a “GO” decision.