Environmental Legislation Impact on the Port of New York and New Jersey
Environmental legislation since 1972 has resulted in an extensive evaluation of dredged material disposal alternatives for New York Harbor navigation projects. Consideration has been given...

Alternative Upland Disposal Techniques for Dredged Material in Urban Areas
The project involves the dredging and disposal of 750,000 cubic yards of soft organic silts from a 32 mile long manmade Canal that tranverses through Central New Jersey and is known as...

Upper Hudson River Valley Dam Break Model
In order to determine areas of inundation due to the failure of Conklingville Dam, a dam break analysis was performed, and the resulting outflow hydrograph was routed through the downstream...

Physical Hydraulic Modeling for a Small Hydroelectric Redevelopment
In the development of a small hydroelectric project, the operating head on the plant is usually limited. On these projects, the need to minimize head losses and eliminating other factors...

Controlling River Ice to Alleviate Ice Jam Flooding
Many communities affected by ice jam flooding have accepted the event as unpreventable. Others have approached their problem as one of open channel flow and implemented standard projects...

Sedimentation in Small Hydropower Reservoirs
Small-scale hydropower projects, which usually include reservoirs of limited size, may inherently incorporate severe sedimentation problems. The ratio of reservoir volume to sediment inflow...

Walden Hydroelectric Power Project
The Wallkill River at Walden, New York, produced hydroelectric power from 1909 to 1966. Using turbines dating back to the original hydroelectric development, the Walden hydroelectric station...

Development of the Rio De La Plata Hydrographic Basin
The rivers and climate of the basin are described. Available and developed hydropower sites are presented. The international consequences of various water management schemes are discussed....

Itaipu, South America's Grande Dame
When fully operational, the Itaipu hydropower project, located along the Parana River between Brazil and Paraguay, will be the world's largest. In 1989, it is expected to...

Structural Trends in New York City Buildings
This story is based on interviews with some leading structural engineers in New York City. It highlights the major structural trends in building design in that city. Case histories of...

Lightweight Fill Helps Albany Port Expand
Lightweight aggregate was used as a soil fill in the reclamation of a marine terminal at the Port of Albany, New York in order to stabilize the dockside area. Gravel-filled steel sheet...

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...

New York's MTA Raises $8.5 Billion for Mass Transit
New York City's decaying subway, bus and commuter train system, the largest in the nation, is being rehabilitated with a five-year, $8.5 billion capital construction program...

Current Status of Urban Hydrology in Venezuela
Rapid population growth and the concentration of almost 40% of the total population (1981 Census) in the narrow valleys of the northern mountain ranges, a tropical climate with a very...

Urban Hydrology
National progress reports on urban hydrology are presented. These reports include assessments of advances that have taken place in the past five years, what progress has been made and...

Cofferdams Protecting New York Bridges from Ship Collisions
During the past few decades, there have been a number of cases where ships have rammed bridge piers, triggering the superstructure's collapse. The most tragic case was the...

Hazardous Waste Landfill: Some Lessons from New Jersey
There are four key elements in a secure, hazardous waste landfill: a bottom liner; a leachate collection system; a cover; and the natural hydrogeologic setting. Each of these elements...

Calendar: 1983 Brooklyn Bridge Centennial Calendar
Photos include: Spanning the River; The Caissons; The New York Caisson and Tower; Construction of the Towers; The Anchorages; Cable Making; The Cables Complete; Manhattan Tower; The New...

Recent Development in Geotechnical Engineering for Hydro Projects
Eleven of the papers presented at three sessions of the ASCE Geotechnical Engineering Division at the 1981 International Convention are included. The papers are divided into two subjects:...

Joint Usage of Utility and Transportation Corridors
The problems and experiences of engineers working on transportation corridors are explored through 12 papers presented at a conference of the ASCE Pipeline Division. Corridors involve...

 

 

 

 

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