Celebrating a Conquest
During construction of the San Francisco-Oakland Bay Bridge, which marked its 50th anniversary on Nov. 11, 1986, great public attention was paid to the high-climbing steelworkers, but...
The Hybrid Arena
The University of North Carolina's new basketball arena at Chapel Hill combines steel and fabric in a dome whose design by David Geiger Associates is based on the principles...
Cable Car Renovation Project: On Time and on Budget
San Francisco Municipal Railway officials had originally expected it would take three years to renovate the nine miles of deteriorated trackway and restore and seismically upgrade the...
Floating Bridge for 100 Year Storm
In 1979 the west half of the Hood Canal Floating Bridge, built in 1960, in Seattle broke up and sank during a storm that lasted eight hours with winds of 80 mph and gusts over 100 mph....
Application of a Detachable Gondola Ropeway in an Urban Transport Environment: New Orleans, La.
The first United States application of the detachable, monocable, gondola ropeway system as an urban transportation system is presented. The system is the Mississippi Aerial River Transit...
Transport by Cable: Possibilities and Limits
Cable systems offer a high degree of passenger safety; they do not cause pollution and can, in a very flexible way, be adapted to the local conditions. They can be operated as reversible,...
Guideway and Conductor Rail Heating for a Winter Environment
The power and signal conducting rails are maintained using self-limiting heat trace cable in combination with an inherently protected rail. The cable's high inrush power along...
A Unique Communication System for Aerial Ropeways
The basic principles of operation of a Double Reversible Aerial Tramway are introduced. A brief note is given explaining a safety circuit or survey current used on the haul rope, since...
Cable Propelled People-Movers?An Idea Whose Time Has Come Again
Cable-propelled transportation systems have been in use throughout the world for more than a century. Today, a completely automated cable-propelled transit system has been developed through...
The H-Bahn, a Fully Automatic People Mover System
The H-Bahn suspended cabin system is the contribution of the Siemens - DUEWAG joint development venture towards solving the problem of economical public transportation. This track-bound...
Denver Auraria People Mover
A discussion of a specific Urban Transportation solution to a major automobile parking problem at the Auraria Higher Education Center in Denver is presented. A special focus as to the...
New Cables for Old
In an eingineering first, the main suspension cables will be replaced on New York City's Williamsburg Bridge without closing it to traffic at any time. According to the design...
Automated People Movers
Engineering and Management in Major Activity Centers
The high levels of interest currently being shown by a number of cities and special land uses indicates that automated people movers (APM) have established a secure position on the spectrum...
Computer-Aided Load Monitoring System for Nuclear Power Plant Steel Framing Structures
The design of nuclear power plant steel framing structures is a long and involved process. It is often complicated by numerous changes in design loads as a result of additions, deletions...
Computer-Aided Design (Seismic Qualification) of Cable Tray Support System ? CADSTrays
A computer system for the analysis and design of cable tray hangers for nuclear power generating plants is discussed. An interactive language for the CADSTrayS was developed. Application...
Strength and Stiffness Characteristics of Steel Ladder-Type Cable Trays
Ladder-type cable trays identical with the as-built are generally tested to establish their strength and stiffness characteristics. Test data for systems in operating plants, however,...
Analytical Solution of Cable Tray Hanger 3D Structural Interaction under Seismic Loading
Structural design of cable tray hangers is controlled by the Nuclear Regulatory Commission's stringent requirements of seismic analysis. A finite element space frame model...
Vibration Isolation of Cable Tray Hangers
Analytical and experimental investigations have been performed to partially evaluate the feasibility of using much more flexible support systems than those presently used to support electrical...
Repairing New York's Historic Bridges
The Brooklyn and Manhattan bridges are just two of New York City's venerable structures that are undergoing rehabilitation. Current work on the Brooklyn involves enlarging...
Brooklyn Bridge
To commemorate the 100th anniversary of opening of New York City's Brooklyn Bridge in 1883, the Smithsonian Institute has mounted, and opened to the public in the anniversary...
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