Can a Computer Reduce Your Spec Writing Costs�
The most important factors in evaluating use of a computer to write specifications are: the frequency with which a spec section is repeated; and the changes needed to go from master spec...
Gabions, Perforated Pipe and Gravel Serve as Fish Screens
A type of structure to prevent juvenile salmon from diverting to irrigation ditches has been developed on the Merced River in central California. It was built after cost considerations...
Steel Stress-Ribbon Concept�� Will It Save Money�
The stress ribbon structure, a fairly new and unusual concept, can be built with central sags of less than 2% of the span length using currently available materials and technology. Possibilities...
University of Idaho Barrel-Arch Roof Wins Outstanding Structural Engineering Award
The world's longest span wood structure now covers the football stadium at the Univ. of Idaho in Moscow, Idaho. The trussed arch consists of an upper and lower wood deck connected...
Birth of the Skyscraper
Before invention of the elevator, six stories was the practical limit to the height of a commercial building. Following the Chicago fire of 1871, building designers there were quick to...
Empire State: Greatest of All Skyscrapers
The Empire State Building! That major name instantly brings to mind Manhattan's intoxicating skyline, a skyline this greatest of all skyscrapers has dominated for 45 years....
ASCE Tackles Standards
ASCE is sharply expanding its standards activity. Standards committees are at work in the fields of building loads, fire safety of structures, steel box-girder bridges, nuclear power plants...
Job-Site Innovations Slash Time, Cost of Constructing Canada's Tallest Skyscraper
In Building Canada's tallest office building, the 72-story First Bank Tower in Toronto, owner-developer Olympia & York introduced several job site innovations that...
First Bridge Across the Yukon River
Until recently, the Yukon River was a major obstacle in constructing a roadway to the oil-rich North Slope of Alaska. But on October 10, 1975, that obstacle was hurdled when the first...
New Era in Fire Protective Coatings for Steel
Building designers have been receptive to new approaches to fireproofing steel. Among alternatives to traditional fireproofing now on the market: (1)Medium density inorganic systems such...
Zinc Paint Can Save $500,000 On Your Powerplant
Zinc-rich paints have been used for 20 years now. However, those responsible for protecting powerplants and many other utility and industrial structures are still using the alkyd paints....
The Recycling of a River
After a century of neglect and degradation, the South Platte River is undergoing a process of transformation to become the most significant recreational resource in the Denver area�� a...
Plastic Tower Solves Radar Interference
A new nonmetallic tower section has been designed to eliminate major rador interference problems caused by a steel Radar Microwave Link tower. The replacement section is composed of a...
Planning and Design of Tall Buildings
Scope Index
This report, Scope Index, was originally part of Joint Committee Report 1 as Schedule 2.1. It is an alphabetical listing of the scope of the various chapters of the Monograph on Tall Buildings....
TWA Hangars of Thin Shell Design
TWA hangars at the Kansas City International Airport match the shape of the giant jets. The design molds hyperbolic paraboloid concrete shells into an efficient shop area. Since the design...
How Concerned Should Civil Engineers be with Fire Protection�
During the last five years, there has been increasing concern and interest in fire safety in buildings, especially tall buildings. This has resulted in new federal legislation, a new General...
Germany Constructs Steel Box Girder Landmark
The designer of a steel hollow box girder bridge in West Germany describes the design process and gives some construction details. Longest possible spans were sought because of environmental...
9000 psi Concrete�� Why? Why not�
High strength concrete is being used in many high-rise apartment and office buildings. In this case, high strength means 9000 psi (62.0 MPa). Quality control, aggregate availability and...
Helicopter-Erected Tower Crane Demolishes Buildings
A signigicant logistics and scheduling problem existed for the demolition of these old buildings and the erection of a new one in the middle of an existing plant. Careful construction...
Interstate Squeezes through River Gorge
The Virgin River Gorge in northern Arizona, a designated wilderness area, now contains one of the most beautiful and spectacular segments of our Interstate Highway System. Interstate 15,...
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