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Construction Materials for Civil Engineering Projects
The materials of construction in use today have grown in number, increased in complexity, expanded in application and multiplied in utilization over those in use just a short time ago....

Forensic Engineering
Learning from Failures
The activities and qualifications of the Forensic Engineer are summarized in the nine papers published in this book. Procedures for failure investigation are discussed along with failure...

Highway Quality Level Program
This article describes three versions of BASIC programs for microcomputers, prepared for the Federal Highway Administration, to calculate a statistical measure of highway quality. Using...

Bugs and Carbon Make a PACT
At its Chambers Works in southern New Jersey, DuPont was ordered to sharply reduce the BOD load in the wastewater it discharged to the Delaware River. Out of this mandate came the PACT...

High Quality Sampling and In Situ Testing for Deep Water Geotechnical Site Investigation
This paper discusses methods that have been used to conduct geotechnical investigations in water depths up to 2500 feet. Investigations can be conducted from supply boats, geotechnical...

CPT/DMT QC of Ground Modification at a Power Plant
The use of 908 static cone penetration test (CPT) and 33 Marchetti dilatometer test (DMT) soundings provided the quality control (QC) needed to improve a power plant site by the use of...

Combustion Sources of Residential Air Pollution: An Overview
Combustion by-products are a major source of indoor air pollution and have been measured in homes at levels above typical outdoor concentrations, and at levels which approach or exceed...

Development of Data Quality Indicators for Indoor Air Pollution Measurements
Indoor air quality measurements pose a unique problem for the application of traditional Quality Assurance/Quality Control approaches. The lack of reference methods and materials in some...

Radium Removal from Groundwater Using Sorption to Filter Sand
The use of this novel process to remove sufficient radium from drinking water by filter sand has been demonstrated. A major potential advantage of this process is that a minimal capital...

Contaminated Well Field Study Case History: West Milford Township
The contaminated well field program initiated by the NJDEP has proven effective in enabling a rapid response to a wide variety of water supply and groundwater contamination problems as...

Design Considerations and Experiences with VOC Treatment Technologies
This paper presents a review of design considerations and experiences with packed column aeration for removal of volatile organic chemicals (VOC) from groundwater at various locations...

Ft. Lauderdale Wellfield Protection
Results of the study on groundwater contamination measurement and control are reported. The goal of this study was to ensure a safe and long-term supply of drinking water to the City of...

Testing of Permeable Materials for Retaining Contaminants in Subsurface Leachates
The use of a permeable, retentive treatment system could remove both organic and inorganic contaminants while still allowing flow. A testing procedure for determining the amounts of priority...

Evaluation of Landfill Leachate Recirculation
The effectiveness of leachate recycle as a leachate management technique has been evaluated at a landfill in central Pennsylvania where recirculation has been practiced for seven years....

Hydrogeologic Investigation of the Chillicothe, Ohio Landfill
A hydrogeologic investigation of a municipal waste landfill determined that the local surface and ground water are being polluted. Water quality monitoring and aerial photography were...

A Study of the Potential for Groundwater Contamination by Alcohol Blended Gasolines
This paper describes the increased solubility of gasoline-hydrocarbons in groundwater when alcohols are used as octane enhancement additives and the effects of 'gasohol versus...

Removal of Phenol from a Brine Aquifer: 2 Years of Operation
The article describes a pilot plant project to biologically treat groundwater polluted with phenols. The treatment scheme was based on laboratory tests, technical and economic analysis....

Integration of EPA Guidelines Air Quality Models with Human Exposure/Risk Estimation Procedures
Techniques, based on dispersion models which are currently available, for performing population and maximum individual exposure and risk assessments due to ambient air emissions are described....

Audits & Analyses?New Jersey's Approach
The New Jersey Department of Environmental Protection is responsible for implementing environmental policy and administering a regulatory structure based on reliable research and monitoring....

Removal of Trace Organics in MunicipalWastewater
This paper presents the results of three years of monitoring effluent quality from two treatment facilities for trace organic chemicals in Pima County, Arizona. Approximately thirty 24-hour...

 

 

 

 

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