Nuclear Testing of Utility Trench Backfill
For many years, Westchester County municipalities were resigned to the fact that compaction of utility trenches could not be done satisfactorily and that settlement and road failure would...
World's First Iron Bridge
In 1779, using a new man-made material, skilled English workmen built a single-span bridge of cast iron over a steep river gorge about 140 miles northwest of London. The result was a 424-ton...
Guide to Investigation of Structural Failures
This guide contains a broad range of instructions and suggestions regarding structural failures. Topics include failure causes by project type, failure causes by structural type, failure...
Epoxies � Miracle Materials Don't Always Give Miracle Results
In civil engineering applications, in the past 15 years epoxies have become widely used and have given excellent performance in floor surfacing, corrosion protection, repair of cracked...
EPA Proposes Far-Reaching Regulations for Reducing Synthetic Organics in Drinking Water
In late January, 1978, EPA proposed far-reaching regulations for reducing synthetic organic chemicals in drinking water, bringing about the most sweeping changes in the water-treatment...
Fatigue Cracking�Problem for Welded Steel Bridges
A recent problem with welded steel bridges is fatigue cracking at welded details. Fatigue cracks begin in small flaws or discontinuities at welded connections and grow to a critical size...
Rouen, France Water Treatment Plant Using Biological Activated Carbon
The la Chapelle drinking water treatment plant in Rouen, France was designed specifically to incorporate biological activated carbon (BAC). With many U.S. cities faced with the prospect...
Counteracting Chloride-Induced Damage to Bridge Decks with Latex and Plastic
Salt used to control ice causes deterioration of reinforced concrete bridge decks, but recent developments, though still somewhat expensive, can prevent deterioration of existing decks....
Coastal Controversies Abound at Record-Breaking Conclave
Coastal Zone '78 was the largest specialty conference ever held by the ASCE, drawing over 1,000 participants from a wide spectrum of professions that are involved in coastal...
Newark Airport Pilots Cost-Saving Runway Paving Concept
The NYC Met Section nominee for the 1978 Outstanding Civil Engineering Achievement Award was the expansion of Newark International Airport. The $200 million redevelopment included a new...
Rx for Drought: Pumping Plant to the Rescue
Designed and built by the East Bay Municipal District, the pumping plant built last year at Middle River, Calif. was not unusual in design. What was unusual was the speed with which it...
Reef Runway is First in Airport Design
The Reef Runway Project of Honolulu International Airport constructed on a coral reef, provides approximately 765 acres of new land for the 12,000-ft-long runway with its associated taxiways...
Dredge-and-Fill Saves $2 Million at Steel Mill Built in Swamp
The Georgetown Texas Steel Corp., in late 1973, accepted the challenge of developing a previously cleared cypress swamp on the east side of the Neches River across from Beaumont, Texas....
Corps Developing Wildlife Habitat to Solve Disposal Problems
The large volume of sediments dredged each year by the Corps of Engineers from navigable waterways can be considered a resource instead of a waste product, and used as a substrate for...
Reliable Structural Weldments for Critical Service
Fracture control plans are considered in light of weldment rather than base material alone. Data are presented on the probability of base materials (i.e., plate) having adequate toughness...
Coping with City Shrinkage
Sooner or later, many of the older cities of the U.S. are going to have to face up to the fact their population and economic bases are shrinking. Many cities continue to display an easy...
Single Additive for Recycling Asphalt Pavements
A design concept for recycling deteriorated asphalt pavements using a single reclaiming agent has been developed. The article established guidelines to help engineers determine the physical...
Geotechnical Practice for Disposal of Solid Waste Materials
The papers for this conference are grouped under the themes of four of the general sessions: 1) Geotechnical properties affecting disposal and utilization; 2) utilization in dams, embankments,...
Engineering Foundation; Still Going Strong at 63
An historical review is given about the creation of the EF by Ambrose Swasey in 1914 for issuing research grants and establishing conferences. The initial endowment of $800,000 increased...
Polymerization of Concrete Fights Cavitation
The techniques and materials used for the repair of concrete are many and varied. The repair at Dworshak Dam utilized epoxy resins, dry pack mortar, fibrous concrete and a new technique,...
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