Geo-engineering
a Vision for the 21st Century
This report, Geo-engineering: A Vision for the 21st Century, documents recent actions by acknowledged U.S. experts in the geo-engineering related...

A Multi-Media System for Organizing Construction Documents
This paper describes the concepts for a system to manage construction documents in a multi-media environment to support efficient retrieval....

Partnering in Environmental Restoration: The Coastal America Model
The Coastal America Partnership was initiated in 1993 with the underlying principal that collaborative efforts would be more successful than attempting individual agency solutions. To...

Environment-Friendly Deicing/Anti-Icing Fluid
NASA Ames has formulated a unique candidate non-glycol based freezing point depressant (FPD) fluid material that performs essentially the same or superior to currently used glycol based...

Tests for Biogenic Sulfuric Acid Corrosion in a Simulation Chamber Confirms the On Site Performance of Calcium Aluminate Based Concretes in Sewage Applications

Summary of Highway Product Evaluation Practices and HITEC Needs Survey
This report (CERF No. 94-5012) contains the results from a survey conducted by the Civil Engineering Research Foundation (CERF), the research affiliate of the American Society of Civil...

Modeling of Biofiltration of Natural Organic Matter in Drinking Water Treatment
A multi-substrate model of the biofiltration of natural organic matter in drinking water was developed and successfully applied. This model assumes that biofiltration is a two-step process...

Investigations of Potential Radical Interaction in the Formation of Brominated Organic Compounds in Water
A system has been designed that permits the examination of the formation of organic bromine compounds via a radical pathway. Hydroxyl radicals (HO)...

NCASI Experiment Related to Validation of Equilibrium Partitioning (EP) Theory
A review of NCASI's technical studies related to evaluating equilibrium partitioning (EP) theory as it is commonly applied in regulatory setting is presented. Although interim results...

Tutorial on Computer-Aided Design
These tutorial sessions are designed to provide a basic introduction to the use of Computer-Aided Design/Drafting (CAD) in transportation engineering, with particular regard to Civil Engineering...

MSA for VOC Removal
In what may be the first large-scale application of its type, mechanical surface aeration—usually used in wastewater treatment—is removing volatile organic compounds from potable ground...

International Organization of Structural Consultants

Is An Institute for the Study of High-Level Radioactive Waste Disposal Needed in Southern Nevada?
This paper examines key questions about the need for a formal institute that would study storage and disposal concepts for high-level radioactive waste (HLW) in the United States and throughout...

Findings of the Secretary of Energy Advisory Board Task Force on Radioactive Waste Management
Secretary of Energy James D. Watkins created the Task Force on Radioactive Waste Management in April 1991. He asked the group then to recommend measures the Department might take to strengthen...

Crisis Management Training at Nuclear Facilities: Simulations in Bomb Threats
Substantial enhancements to the study of the theoretical and applied foundations of crisis management have been achieved in recent years. Whereas risk managers study 'the probability that...

Development of the Office of Civilian Radioactive Waste Management's Self-Assessment Program
This paper describes the development and implementation of the Self-Assessment (SA) Program of the Office of Civilian Radioactive Waste Management (RW). The basis for RW's SA program is...

Technical and Organizational Constraints on Surface and Groundwater Irrigation in Small-Holder Areas of S. Asia
Variable irrigation supply and the independent character of the S. Asian small-holder combine to present a difficult problem in irrigation management. Attempts to introduce advanced technology...

Managing AutoCAD and Intergraph MicroStation Systems
The reality today is that Computer Aided Design information is being transferred from one CAD system to another. More often, sharing CAD information among the design team requires multiple...

Recommendations for the Design of CAD User Interfaces
The user interface of a CAD system appears to the users to be the system itself. Thus its design is very important. For this reason the committee 4.2.1 'Computer Aided Design' of the Gesellschaft...

Using Data Flow Diagrams to Study Communication Process Between Construction Project Participants
The Architecture-Engineering-Construction (AEC) industry is characterized as being highly fragmented. A large number of diverse organizations participate in the planning, design, and construction...

 

 

 

 

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