Adaptation of ANSI Standards for Communications Testing in the Connectionless Environment
American National Standards (X 3.102 and X 3.141) establish a uniform means for specifying, assessing and comparing performance of data communications systems and services from the point...

CAD and Video Teleconferencing Network Development
The Institute for Telecommunication Sciences is developing a prototype network to demonstrate the integration of a variety of services and methods for fulfilling Navy shipbuilding requirements....

Computer Networking Needs in Engineering Technology
This paper deals with the planning and implementation of a local area network at the University of Arkansas at Little Rock in the new $13 million Engineering Technology and Applied Science...

Incremental Risk Analysis in Teaching Institutions
Institutions engaged in research and teaching in the natural sciences, constitute a diffuse source of chemical emissions. As many institutions embark on ambitious building programs, communities...

Risk of Waterborne Infectious Illness Associated with Diving in the Point Loma Kelp Beds, San Diego, CA
There is considerable interest in estimating the risk of bacterial and viral illness (i.e., disease, infection) associated with scuba diving in the Point Loma kelp beds located within...

Environmental Risk Assessment at a Gas Utility
Over the past 10 years, Southern California Gas Company (SoCalGas) has developed an environmental risk management program to mitigate or eliminate the potential health risks to employees,...

Monte Carlo Simulations of Uncertainties in Risk Assessments of Superfund Sites Using Crystal Ball?
Most health risk assessments for Superfund sites combine a series of worst case assumptions to derive a 'point estimate' of risk that is 'conservative,'...

Occupational and Environmental Exposures to Radon: A Perspective for Mitigators
Occupational exposures to radon and radon decay products and the associated high incidence of radiation induced lung cancer form the basis for our present-day concern for limiting exposures...

Technical Issues Related to Emission Releases from Subslab Radon Mitigation Systems
Surveys of government and private sector radon mitigation activities indicate that subslab radon mitigation systems account for more than 50 percent of all installed systems. Such systems...

Hazardous Waste Disposal: An Attitudinal Affront
Modern disposal facilities are thorough and conscientious in their methods. Environmentally sound practices are essential to protect the company and its clients from liability. The average...

Challenges Posed by Large-Scale Asbestos Abatement Projects in Occupied High-Rise Buildings
The challenges posed by a large-scale asbestos abatement project are great: providing a safe indoor environment for building tenants and property that is liability-free for the building...

Study of Direct Potable Reuse of Reclaimed Wastewater: Preliminary Results
The study includes a comprehensive attempt to measure as many as possible of the parameters which may effect the public health risk associated with reuse of municipal wastewater, after...

The Application of Risk Assessment at Hazardous Waste Sites
This paper discusses some of the recent innovative uses of risk assessment at hazardous waste sites. Important developments in both methodology and application are as follows: quantitative...

Risk Assessment for the Multiple Threat from Dioxin Analysis
In this paper, the author focuses on the integrated method of estimating the risks and the evaluation of the risk acceptability based on a systematic classification of all risks involved...

A Practical Approach for Evaluating Environmental Risk
Risk management and assessment techniques are increasingly being used to project public health risks at hazardous wastes sites. Few studies have quantitatively evaluated the environmental...

Risk Assessment for TCE and Related Chemicals Based on Multi-Component, Multi-Media Transport Models
Trichloroethylene (TCE) is known to undergo anaerobic transformation and produces daughter products including dichloroethene, and vinyl chloride which have been known as possible carcinogenic...

Radon Resistant New Construction Practices
This paper highlights the basic principles for building radon-resistant houses and it groups the construction techniques into four categories, i.e., the barrier approach, soil ventilation...

Pressure Differences Affecting Radon Entry in New Residential Construction
Various conditions in a house can commonly produce house negative pressures up to 20 Pascals relative to the soil gas pressure. Depressurization of the house relative to the soil gas will...

Cost of Radon Control Measures in New Construction
Installation of a radon prevention system in new construction increases costs to builders and to homebuyers as well. Builders and/or their engineers will need to assess different approaches...

Closure of Hazardous Surface Impoundments and Creation of an On-site Permanent Disposal Facility?A Case History
Remington Arms Co. is currently undertaking a RCRA closure program for nine surface impoundments in Lonoke, Arkansas. The impoundments contain a variety of listed hazardous wastes from...

 

 

 

 

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