Hail Concepts
Hail, the product of vigorous deep convection, requires those same conditions that are conducive to the development of thunderstorms. These conditions include water vapor, especially in...
Performance-Based Design Method (PBDM)
This chapter discusses the performance-based design method (PBDM). Topics include performance objectives; recommended analysis methods; modeling guidance; preliminary proportioning; acceptance...
Watershed-Based Permitting ? A Myth or Reality?
The United States Environmental Protection Agency has promulgated the Total Maximum Daily Load process to achieve the goals of the Clean Water Act. The TMDL processis applied to water...
Guidelines for the Testing of Seismic Isolation and Energy Dissipating Devices
This report outlines the HITEC Technical Evaluation Plan for seismic isolation and energy dissipating systems. The plan is designed to characterize the fundamental properties and performance...
Par Excellence
A 50-year-old Brownfield with a mountainous pile of steel slag has been remediate and developed into a recreational site that boasts a free golf course for inner-city youth, a championship-quality...
Fundamentals of Seismic Isolation
This chapter examines fundamentals of seismic isolation, including its principles, history, and examples of seismically-isolated structures....
Analysis
This chapter presents a brief overview of the current analytical modeling techniques for isolated structures. Perhaps the biggest challenge in the design of an isolated structure is incorporating...
Suggested Guidelines for Performance-Based Tests
Although several standard tests are cited in this chapter, these tests are not designed specifically for fiber-reinforced polymer (FRP) overhead line structures. There are, in fact, no...
Guidelines for Testing Large Seismic Isolator and Energy Dissipation Devices
This report outlines the HITEC Technical Evaluation Plan for large seismic isolator and energy dissipation devices. The plan is designed to characterize the fundamental properties and...
Recent Advances in Optimal Structural Design
Sponsored by the Technical Committee on Structural Design of the Technical Administrative Committee on Analysis and Computation of the Technical Activities Division of the Structural Engineering...
Revised Operation of a Dam and Reservoir to Achieve Environmental Objectives
Alamo Dam and Lake are located in the State of Arizona in the western part of the United States of America. The dam is located 62.8 km (39 mi) upstream (east) from the rivers confluence...
Seismic Design of Highway Bridges: Recommended Specifications
Under the AASHTO-sponsored National Cooperative Highway Research Program (NCHRP), a joint venture of the Applied Technology Council and the Multidisciplinary Center for Earthquake Engineering...
A Framework for Performance-Based Seismic Design
The following probabilistic framework for seismic performance assessment is presented as an effective foundation for the development of performance-based guidelines. It suggests a generic...
New Developments in the Field of Seismic Isolation
This paper will concentrate onwhat likely, is the most significant of these issues: changes in the mechanical properties ofseismic isolation and energy dissipation hardware as they are...
Evaluation Findings for Seismic Energy Products, L.P. Elastromeric Isolation Bearing
Prepared by the Highway Innovative Technology Evaluation Center (HITEC), a CERF Service Center. This report presents the results of a detailed evaluation...
New Navigation Channel
Among the facilities needed to accommodate Pier 400 at the Port of Los Angeles (POLA) was a new navigation channel to handle the increased container and liquid bulk traffic that the port...
Assessing the Benefits of Clean, Healthy Beaches
Today, there is a need for a national economic benefits study that will enable policy makers to understand what return they can expect from an investment of taxpayer dollars in a coastal...
The Economics of Our Beaches
An overview is given on the economics of beaches. Topics discussed include the role of beachfront properties in the local economy, beaches as free community open space, role of beaches...
Equalizing Wet Weather Flows
Sanitary sewer overflows and combined sewer overflows can wreak havoc on communities by flooding basements, contaminating drinking water sources and recreational water bodies, and flowing...
Evaluation Findings for Dynamic Isolation Systems, Inc. Elastomeric Bearings
This report,
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