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...
North Sea Oil-Water Mix
In the North Sea between Britian and Norway, giant structures are rising in one of the world's largest efforts to extract oil and gas offshore. An overview of the problems...
Civil Engineering History Gives Valuable Lessons
Many students, and others, feel the study of engineering history is a frill. Not so, this article suggests. A study of the past can give an engineer better ideas on how to solve a new...
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...
Floating Dry Dock Doubles as Launching Platform
Though usually constructed by shipyards, floating drydocks are civil engineering structures. Dry docks that float have one important advantage over their non-floating relatives�� they...
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,...
Short Span Bridges
Short span bridges, seemingly simple and innocuous structures, in fact embody many interesting problems and developments: The need to replace hundreds of thousands of bridges (safety and...
News in Bridge Decks
This is the second of two articles on short span bridges. The first, in the July issue, described cost-cutting ideas in design. This article focuses on bridge decks: expansion joints,...
A Fail-Safe Subaqueous Concrete Sewer
Describes the design and installation of a unique, tri-gasketed 87-in. (2210 mm) diameter reinforced concrete sewer force main. The total system is approximately 14,000 ft (4,300 m) long,...
Tackling Major Highway Landslides in the Tennessee Mountains
Interstate 40, running through Tennessee's rugged Smoky Mountains, has been damaged in several places by major landslides. As illustrated by several case histories in this...
Salt Damaged Bridge Decks: Cathodic Helps
Cathodic protection of bridge decks against spalling caused by deicing salts has been demonstrated effective in decks already damaged. Construction of new decks may use other means to...
The Sinking of the Amsterdam Metro
Subway construction was not practical in Amsterdam, The Netherlands, until this new placement technique. Most of the buildings in Amsterdam rest on old, untreated wooden piles that would...
Reinforced Earth: A New Alternative for Earth Retention Structures
Using a variety of projects as examples, the authors demonstrate the versatility of the patented Reinforced EarthTM...
Practical Proposal for Restoring Manhattan's West Side Highway
New York City's West Side Highway is an elevated roadway running along the west edge of Manhattan, adjacent to the once booming piers along the Hudson River. When opened in...
Bailey's Crossroads: A/E Liability Test
In March 1973, a 24-story reinforced concrete building under construction at Bailey's Crossroads, Va., partially collapsed causing a total collapse of an adjoining parking...
Landmarks in Reinforced Concrete
To properly understand the significance of ASCE'S National Historic Civil Engineering Landmarks the instrumental steps in engineering history leading up to the landmarks period...
Proven Organic Coatings for Long Term Protection
Recent advances in coatings materials and their application make possible improved protection of structures in normal or agressive environments. Shopcoating and field application are compared....
Protection of Piles: Steel, Concrete, Wood
Normal construction materials have a very limited life when placed in a corrosive soil or water environment; steel rusts, concrete spalls, and wood rots (if the insects don't...
The Darwin Cyclone�� Valuable Lesson in Structural Design
Eighty percent of Darwin, Australia's residential buildings were severly damaged in the wake of cyclone Tracy in the early hours of December 25, 1974. Overall damage was caused...
Design and Construction of Steel Chimney Liners
This is believed to be the first book to be compiled and published on this subject, even though the steel liner is now the most widely used in fossil-fueled electric generating stations...
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