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Proceedings of Construction Research Congress 2009, held in Seattle, Washington, April 5-7, 2009. Sponsored by Construction Institute of ASCE; University of Washington.

This collection contains 152 peer-reviewed papers organized into general state-of-knowledge research areas in construction engineering and management.

Topics include:

• Project control
• General operations issues
• Procurement and contracting
• Organizational leadership and management
• Advances in project planning, design, and construction
• Sustainable construction and facilities
• Project risks and safety
• Project planning and control
• Project/process integration and improvement
• Lean construction