Herbicides in Streams: Midwestern United States
Results from a 2-year study of 149 streams geographically distributed across the corn-producing region of 10 midwestern States show that detectable concentrations of herbicides persist...
Ground-Water Recharge from Streamflow Data, NW Florida
Annual base flows of streams draining Okaloosa County and adjacent areas in northwest Florida were determined through hydrograph separation and correlation techniques for purposes of evaluating...
Source of Atrazine and Desethylatrazine in a River, During Base Flow
A budget of atrazine and desethylatrazine loads was computed for a 116-kilometer reach of the Cedar River in Iowa to determine where these compounds enter the river during base-flow conditions....
Reviewing the Operating Objectives of the TVA Reservoir System
Under the Tennessee Valley Authority's Lake Improvement Plan, approved by the Board of Directors in February 1991, minimum flows will be provided systemwide, the releases...
A Knowledge-Based System for the Environmental Design of Waterways (ENDOW)
Knowledge-based software systems accept problem descriptions from users and apply logic in order to generate a solution or solution set. These systems function over very narrow problem...
A Knowledge Based System for Design of Localized Mechanical Mixing Systems
Knowledge-based systems, frequently referred to as expert systems, have been used in a variety of computer-based design applications. They are particularly suited to design processes where...
Construction Accident Analysis: The Inductive Learning Approach
This paper presents the use of inductive learning in the analysis of construction accidents. It provides a brief description of ROUGH, an inductive system based on the theory of rough...
Integration of CAD and Knowledge-Based Systems?An AI Architecture
This research focuses on the use of CAD-KBSs integration as a tool for increasing constructability in design and accomplishing construction management functions. Beyond the drafting ability,...
Automating Project Scheduling?A Case Study
This paper describes the on-going development of a 'finite element' based, project planning and scheduling package which uses knowledge bases, inference engines,...
Knowledge-Based Paradigms in Layout Generation
The generation of architectural layouts through knowledge-based techniques forms a notable focus in design research efforts. A significant aspect of this research centers upon the development...
Knowledge-Based Construction Scheduling Support
Research efforts are underway to develop enhanced tools for construction scheduling support. Current work includes the development of an advisor system for considering schedule weather...
Typification and Evaluation in Design
Recently, writers on design theory have characterized the design process as an interaction between broad categories of design knowledge and their application in unique situations. The...
Implicit Design Knowledge and its Impact on Cost Estimating
Construction cost estimating experiences negative impacts due to a design-construction gap created by the fragmented nature of the AEC industry. Most of the design knowledge and data that...
The Impact of User Interfaces on CAD Systems
The generation of architectural layouts through knowledge-based techniques forms a notable focus in design research efforts. A significant aspect of this research centers upon the development...
Seismic Surgery Rewarded
By installing isolators in the columns and strengthening the frame, engineers upgraded an eight-story concrete office building in Seal Beach, Calif. so that it should continue to function...
Rail Replacement Planning: A Knowledge System Approach
Replacer is a knowledge system that provides a consistent means for developing plans for rail replacement. It was developed, tested, and evaluated in cooperation with Burlington Northern...
A Distributed Real Time Knowledge-Based System Using Video Image Processing for Junctions Automatic Incident Detection
The scope of the INVAID project (in the European DRIVE program) is to build an automatic incident detection system which incorporate the image processing capabilities. In the urban aspects...
Identify the Marina User Market and Make the Customer a Part of the Planning Team: Designing and Managing for the User's Needs
A practical surveying method is described which allows a marketing firm to simultaneously - and quantitatively - analyze demographic market composition (for both upland and in-water uses)...
The Marina Environment from a Boaters Point of View
A discussion of the benefits and problems encountered by the recreational boater as a tenant of both the public and private marinas in Southern California is presented....
Encouraging Tourism and Access Through Recreational Marina/Waterfront Design
Encouraging tourism and access through the development of recreational marina facilities challenges a community and marina designer to create a Master Plan which incorporates a wide range...
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