Selected Readings on Sustainable Engineering Practice
This chapter provides a broad spectrum of examples, which describe how sustainability principles are being integrated and applied in engineering education, research, and practice....
Sustainability Definitions, Policy Statements, and Principles
This chapter provides a selected sampling of sustainability definitions, policy statements, and principles, with explanatory notes, that will give the reader a broad sense of the visionary...
Bibliography
This chapter contains a bibliography....
References, Resources, and Tools
Back matter pages come after the papers or chapters in a published work. This back matter contains references, resources, and tools....
Overview of Long-Span Bridge Assessment History
This section gives a brief overview of long-span bridge assessment history. Also included are a few cases of long-span bridge failure and lack of assessment....
Objectives of This Report
This section briefly summarizes the objective of the book....
Review of Bridge Performance and Its Parameters
This section contains a review of bridge performance and its parameters. Topics include definition of lifetime performance and kinds of functioning for bridge performance....
Compiled Database on the Long-Span Bridges
This section briefly discusses the database that was created in order to establish the number and types of all the vital long-span bridges in the USA....
Status of Achieved Performance Assessment
This section examines the status of achieved performance assessment, including degrees of assessments achieved under six general category groupings for specific types and levels of assessment....
Distinctions between Condition and Performance Assessments
This section examines distinctions between the scopes and values of condition assessments and performance assessments....
Delineation of Six General Performance Assessment Categories
This section delineates six general assessment categories for long-span bridges....
Expanded Description and Meaning of the General Performance Assessment Categories
This section provides expanded descriptions and meanings for the six performance assessment categories delineated in section 7....
Performance Assessments of Other Essential Bridges
This section provides a brief statement on long-span bridges outside the scope of this study....
Main Conclusions and Recommendations
This section briefly comments on main conclusions and recommendations for engineering assessments of long-span bridges....
Subsequent Actions for Capturing, Improving, and Securing Performance
This section briefly comments on the need for follow-up engineering assessment work and coordination in order to achieve the needed accomplishments of capturing the long-span bridge performance...
Limitations of the Report and Benefits to the Profession
This section briefly comments on the limitations of the report and its benefits to the profession....
Disclaimer
This section contains a brief disclaimer notice....
Bibliography
Back matter pages come after the papers or chapters in a published work. This back matter contains a bibliographyb....
Introduction
Historically, animal waste was considered a valuable fertilizer and thus land was applied for sustainable on-farm production of crops and animals. However, with the shift to large production...
Fate of Nitrogen Compounds in Animal Waste Lagoons
This chapter examines the fate of nitrogen compounds in animal waste lagoons. Topics include nitrogen in animal waste lagoons; transformations and removal; and subsurface transport....
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