Practice Standard for Project Estimating - Second Edition

Appendix X3CASE STUDY: BUILDING A CUSTOM BICYCLE

A project building a bicycle was selected to effectively contrast and demonstrate the many estimation practices used in portfolio, program, and project execution. For simplicity, material costs are excluded from this example.

SECTION 2—CONCEPTS

This case study is intended to exemplify estimation development during the project life cycle. It will illustrate iterative estimation, discussing the concepts presented in each section and accompanied by examples (see Figure X3-1). We use a bicycle as an example because it (a) is well understood by populations around the globe, (b) is a relatively simple mechanical model, and (c) has sufficient pieces and parts.

The ACME Bicycle Shop accepts the work to ...