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Portland State University

Theses/Dissertations

Civil and Environmental Engineering

2003

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An Evaluation Of Public Construction Contracting Methods For The Public Building Sector In Oregon Using Data Envelopment Analysis, Gerald Herman Williams Jr. Sep 2003

An Evaluation Of Public Construction Contracting Methods For The Public Building Sector In Oregon Using Data Envelopment Analysis, Gerald Herman Williams Jr.

Dissertations and Theses

Since 1976 public agencies in Oregon have been allowed to select construction contractors using a "qualification" based competition instead of the more typical lowest responsible bid or Design-Bid-Build (DBB) basis. Since 1985, at least 136 such selections, commonly known as CM/GC for Construction Manager/General Contractor, have been made. The results of this policy have not previously been analyzed. This research compares these selection methods, seeking to answer the following questions:

  1. Does the CMl/GC method result in projects that differ from DBB projects regarding cost and schedule control?

  2. Are CMl/GC projects more efficient than DBB projects, where efficiency is defined as …