Drilled Piers and Caissons
Drilled piers, also called drilled caissons, drilled shafts, bored piles, and cast-in-situ piles, have recently undergone a period of growth in their use as foundation bearing elements,...
Dynamic Response of Pile Foundations
Analytical Aspects
Recent developments in the analytical solutions and relevant measurements regarding pile foundations are examined. Pile foundations for both onshore and offshore structures are covered,...
Pile Field Support Prefabricated Plants Floated into Place
A unique pile support system, combined with earth dikes and superflooding inside an earth drydock to found floating, prefabricated plant structures on the piles, is estimated to have saved...
Post-Tensioned Foundations as Economical Alternative
Although post-tensioned (p-t) foundations have been utilized in the U.S. since the early 1960s, the last five years have witnessed a substantial increase in their implementation. Used...
101 Uses for Earth Reinforcement
A mini-symposium on earth reinforcement held at the April 1978 ASCE national convention attracted participants from around the world; symposium papers form the basis of this paper. Methods...
Sand to Sandstone: Foundation Strengthening with Chemical Grout
A large school in San Francisco, built in 1930, was in need of structural rehabilitation to eliminate earthquake hazards. Founded on loose, windblown fine sand, the footings were subject...
World's Tallest Offshore Platform Stands in 1025 Ft of Water
During the summer and fall of 1977 and 1978, Shell Oil installed the world's deepest drilling and production platform in water. Located in 1025-ft of water at the Cognac tract...
Foundation Soil Preload Saves $164,000
Soils in the lower Mississippi valley are highly compressible and present a challenge to structural foundation designers. Rather than support power plant structures on piles, one design...
Aerated-Pile Composting: A Promising New Alternative for Sewage Sludge Disposal
In the past several years, traditional methods of sludge disposal such as incineration and ocean dumping have come under fire from environmental groups and the EPA. This has sparked a...
Pitfalls of Overconservatism in Geotechnical Engineering
The article cites at least three reasons why geotechnical engineers may be overconservative: (1) They may try to satisfy unreasonable standards established by themselves or others; (2)...
Wyoming Grassland May Become World Coal Mining Capital
In the next 10 years United State coal output may double, and forecasts suggest as much as one-third of the increase may come from Campbell County, Wyo. Among topics discussed in this...
California Soon to Have Platform in 850 Ft of Water
Exxon's oil drilling and production platform, to be placed off Santa Barbara, Calif. next July, will stand in water twice as deep�� 850 ft versus about 420 ft�� as any other...
Condeep�In 400 Ft of Water, Concrete Caisson Requires No Piles
The Condeep structure consists of (1) 19 cylindrical tanks each 66-ft diam and 164-ft high that together will store up to 900,000 bbl of oil; (2) the extension upward 300-ft more of three...
Supertanker Fixed Berth in Open Ocean
The oil terminal offshore Tomakomai, Japan, is the world's first fixed dock in open ocean. It must withstand 150 mph typhoon winds. To minimize time, cost and danger of open...
New Orleans Grows on Deep Piles
In the New Orleans area, tall buildings must be supported by piles extending at least into the preconsolidated clays at -150-ft (-46-m) or so. Settlement is much too severe and uneven...
Innovative Design at Florida Bulkhead Reduces Material and Construction Costs
Remedial work to an existing bulkhead at a deep-water berth for Port Everglades, Florida, has been done with substantial savings through the application of innovative design concepts....
Anchorage Port Survives Nature
Engineering at the Port of Anchorage was complicated by severe ice conditions, extreme tides, a current up to 5 knots which carries a severe ice floe, and poor foundation conditions at...
Pipeline Bridge Uses Timber Arches
An arch bridge is utilized for the purpose of providing a river crossing for a water supply pipe. Tidal influence, an unfavorable riverbed situation complicated by estuarial and other...
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...
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...
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