This standard describes the stages of project estimating. It covers resources, durations, and costs, and explains the concept of progressive elaboration — continuously refining and improving a plan as a project evolves.1
Topic Area
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
FAI.GOV
An official website of the General Services Administration
Looking for U.S. government information and services?
Visit USA.gov