Seasonal Rates?The Pros and Cons: A Case Study
The Spring Valley Water Company, an investor owned water utility serving over 58,000 customers in Rockland County, New York, implemented a seasonal differential rate structure in 1980....

Flow Investigation for Landfill Leachate
A two-dimensional unsteady-state moisture flow model has been developed in order to describe the leachate flow process in a landfill. The unsteady variation of leachate mound head has...

Storm Water Management in the Greater New Orleans Area
Two parishes, Orleans and Jefferson, located within the Greater New Orleans area have been identified by EPA as urbanized areas requiring storm water permits. Storm water management has...

Evolution of Pavement Management Systems at the Port of Authority of New York and New Jersey
The Port Authority of New York and New Jersey (the Port Authority) operates the world's largest and busiest airport complex as well as an extensive roadway network. To provide effective...

Tunnel Repairs Under Traffic and Community Impacts
Maintaining and rehabilitating the nations existing urban infrastructure is vital for the long term economic health of the cities in which the facilities are located. Successful rehabilitation...

An Integrated System for Pavement Management
This paper describes the process of developing an integrated computerized pavement management system (PMS) for the New York State Thruway Authority. The process evolves around the integration...

An Application of Scour Hazard Analysis and Management
A phased study for the assessment of bridge scour vulnerability is presented. Its objectives are to: (a) initiate a field assessment program, (b)establish data handling capabilities, (c)...

Maglev Utilization of Interstate Highway and Railroad Rights-of-Way
Government officials and transportation industry experts have proposed that existing highway and railroad rights-of-way could be utilized effectively to host maglev guideway route alignments....

T. L. James Marine Group Beach Nourishment Projects
To complete the referred to projects as used the highly maneuverable, 1,300 cubic-yard-capacity hopper dredges ATCHAFALAYA and MERMENTAU, both of which are self-propelled, split-hopper,...

The Mullica River?Great Bay National Estuarine Research Reserve: A Unique Opportunity for Research, Preservation, and Management
The NOAA program on National Estuarine Research Reserves (NERR) has developed to encompass 21 locations, each dedicated to the development and operation of an estuarine area as a natural...

Functional Significance of Estuaries in the Northeast: A Proposed Case Study Comparing Habitat Utilization and Quality
Most U.S. commercial fisheries landing consists of species dependent on coastal estuaries for spawning, nursery, or migratory feeding habitat. Loss of wetlands, anthropogenic contamination,...

The Napeague Dunes, Long Island, NY
The Napeague Dunes of eastern Long Island, N.Y., consist of a series of three migrating parabolic dunes. The area presently occupied by this system was formerly a 2.7 Km wide inlet following...

Shoreline Processes and Beach Changes on the Lagoon Shoreline at Fire Island National Seashore, NY, USA
Shoreline processes and beach changes on the lagoon shoreline at Fire Island national seashore, NY, USA are discussed in this paper....

DUNECARE: Healing the Coast
DUNECARE is active community participation in environmental restoration. This document reports on the operation of the DUNECARE programme in coastal New South Wales, Australia. A Model...

Federal Damage Assessments in New England After the Halloween '91 Northeaster
The unusually long period waves which characterized the storm of 30-31 October 1991 caused it to be one of the most destructive storms to impact the New England coastline. To assess emergency...

DUNEBASE?Information Management System
DUNEBASE - an information management system designed to facilitate access to, and use of, large text information banks and data bases on geomorphology, human use, and vegetation of the...

Calculating Erosion Rates: Using Long-Term Data to Increase Data Confidence
Computer cartographic techniques were used to produce historical shoreline change maps for two study areas: (1) an eight kilometer section of Calvert County, Maryland; and (2) an eight...

Flood Elevation Limits in the Rocky Mountains
An analysis of 77,987 station-years of streamflow-gaging station data from 3,748 stations in the Rocky Mountains indicates that there is a latitude-dependent elevation limit to substantial...

Peaks Over Threshold Model for Seasonal Flood Variations
The peaks over threshold (POT) series model has been used in hydrology to analyse extreme phenomena such as floods or precipitation amounts exceeding a certain threshold level. The results...

Lake-Level Declines in Karst Lake During Droughts
Lake-level declines in Brooklyn Lake, a karst lake in north-central Florida, have been investigated. Below average rainfall, vertical leakage to the underlying aquifer system, declining...

 

 

 

 

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