Cover -- Copyright -- Table of Contents -- Acknowledgments -- Abstract and Benefits -- List of Tables -- List of Figures -- List of Appendices -- List of Acronyms and Abbreviations -- Executive Summary -- Chapter 1.0: Introduction -- 1.1 Summary Description of WERF Research Tracks -- 1.2 Track 4 Virginia Tech Research Progress -- Chapter 2.0: Background -- 2.1 Wastewater Infrastructure Asset Management -- 2.1.1 Collection and Transmission Systems -- 2.1.2 Wastewater Treatment System -- 2.1.3 Sludge Management System -- 2.1.4 Reuse/Recycling System -- 2.2 Wastewater Pipe Infrastructure System -- 2.2.1 Overview of U.S. Wastewater Collection and Transmission Systems -- 2.2.2 Wastewater Pipe Design and Installation -- 2.2.3 Wastewater Pipe Condition Assessment -- Chapter 3.0: Wastewater Pipe Failure Modes and Mechanisms -- 3.1 Description of Pipe Life Cycle -- 3.1.1 Life Cycle of Pipe by Material -- 3.2 Description of Failure Modes and Mechanisms -- 3.2.1 Concrete Wastewater Pipe Failure Modes and Mechanisms -- 3.2.2 Ductile Iron Wastewater Pipe Failure Modes and Mechanisms -- 3.2.3 Cast Iron Wastewater Pipe Failure Modes and Mechanisms -- 3.2.4 Polyvinyl Chloride (PVC) Wastewater Pipe Failure Modes and Mechanisms -- 3.2.5 Polyethylene and High-Density Polyethylene Pipe Failure Modes and Mechanisms -- 3.2.6 Clay Wastewater Pipe Failure Modes and Mechanisms -- 3.2.7 Brick Sewer Failure Modes and Mechanisms -- Chapter 4.0: Data Structure for Lifelihood of Pipe Failure -- 4.1 Development of Data Structure -- 4.2 Description of Data Collection Methods and Protocols -- Chapter 5.0: Data Structure for Consequence of Pipe Failure -- 5.1 Risk Assessment and Management -- 5.1.1 Major Steps in Risk Assessment and Management -- 5.2 Development of Data Structure -- Chapter 6.0: Standardization of Field Data Storage and Retrieval Framework.

6.1 Development of Geo-Database -- 6.1.1 Step 1: Meetings with Participating Utilities -- 6.1.2 Step 2: Utility Data Transfer -- 6.1.3 Step 3: Arc SDE Server for Geospatial and Tabular Data -- 6.1.4 Step 4: Uploading Utility Data for Analysis -- 6.1.5 Step 5: Development of Standard Geospatial Database -- 6.1.6 Step 6: Development of Geo-Database Data Model -- 6.1.7 Step 7: Existing Geo-Database - a Priori Data -- 6.1.8 Step 8: Example of Geo-Database Visualization System -- 6.1.9 Step 9: Development of Web Application -- 6.1.10 Step 10: Pipe Infrastructure Data Standardization -- 6.2 Security and Confidentiality of Participating Utilities Database -- Chapter 7.0: Utilities Case Studies -- 7.1 Case Study 1: Atlanta, Georgia -- 7.2 Case Study 2: Pittsburgh, Pennsylvania -- 7.3 Case Study 3: Seattle, Washington -- 7.4 Case Study 4: Orange County, California -- 7.5 Case Study 5: Blacksburg, Virginia -- Chapter 8.0: Future Research Work -- 8.1 Development of Standard Performance Ratings Scale for Wastewater Pipes: Phase 2 Research Work (August 2008-September 2009) -- 8.2 Development of Prediction/Deterioration Models for Wastewater Pipes: Phase 3 Research Work (August 2009-September 2010) -- 8.2.1 Previous Work on Deterioration Models for Wastewater Pipes -- 8.2.2 Development of Pipe Deterioration Prediction Models -- References.