Comparison of Blast and Earthquake Effects on Reinforced Concrete Frame Structures
This chapter compares the damage done by an explosive blast and an earthquake....

Threat Definition
This chapter comments on defensive design principles for structures....

Design Objective
This chapter comments on the objective of design for structures of different purposes that are subject to attack....

Architectural Countermeasures
This chapter discusses architectural elements that can be used to prevent, delay, or mitigate the extent of an attack....

Structural Countermeasures
This chapter discusses structural elements that can be used to prevent, delay, or mitigate the extent of an attack....

Protecting Existing Buildings
This chapter comments on design principles that can be used to better protect existing buildings from the effects of an attack....

Wireless System
The technology of using radio frequencies to communicate is not new. Ham radio and walkie talkies were the first form of radio communication used by the public; then the Citizen Band (CB)...

Guy Anchors and Foundations
This section describes typical types of guy anchors that are commonly used today. It is not the intention of this guide to provide direction for the design of the anchor or foundation...

Analysis
This section presents theoretical and practical concepts for the analysis of guyed transmission structures. The concepts are further illustrated in the examples of Section 8. The term...

Design
This chapter discusses guyed structure design. Topics include loadings and design restrictions; guy clearances; guy design; guy anchorage; connections; structural design of poles and H-frames;...

Examples
This section includes several examples that illustrate many of the concepts presented in this guide. The examples and load cases have been simplified and may not represent actual design...

Turnback Project Moves Ahead
The $202 million Muni Metro Turnback (MMT) Project, scheduled for completion in September 1996, includes an 840 ft section consisting of twin steel-lined tunnels that connects to the Embarcadero...

Project Object
Modeling and managing water systems is a notoriously difficult task, one made simpler by PRSYM, a new object-oriented software package created by a consortium of public utilities, government...

Structural Aerodynamics (Available only in Focus on Structures Special Edition)
One of the most strikingly ambitious public buildings in France, county governmental headquarters in Marseille, achieves the status of world-class architecture largely through its structural...

Re-engineering Cowboy Heaven (Available only in Focus on Structures Special Edition)
On a wooded hill overlooking the north end of Oklahoma City sits one of the foremost repositories of this country's Western heritage, the National Cowboy Hall of Fame. Contained...

San Francisco Bay's Jeweled Necklace (Available only in Focus on Structures Special Edition)
When one looks at a map of San Francisco Bay, three bridges stand out to form a link around the central part of the Bay. At night, it takes little imagination for one to see the lights...

A Gatehouse for Johnson
Philip Johnson's latest addition to his eclectic collection of architectural designs on his Connecticut property is a radical departure from his famed Glass House. Builders...

Translucent Structural Beacon
In East Los Angeles some 2,000 children, teens and adults are accessing their future inside a building that is as high-tech as the computers they are using to learn. The 40,000 sq ft building...

Construction Through Crude Oil
When the Hilltop Interceptor project in Cleveland confronted oil-saturated sandstone, designers had to rethink their shaft construction and support procedures. Among the hazards were volatile...

Preserving Williamsburg's Cables
The main-cable preservation project of New York's Williamsburg Bridge has to protect the cable system for at least 100 years. After extensive field tests, engineers devised...

 

 

 

 

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