A Symbol-form Mapping Framework for Conceptual Design Support
Engineering design involves a strong notion of the geometric structure of design artifacts. Research efforts to support the geometric aspects of design have concentrated on the representation...

Data Capture with GPS for Sewer Map Updates
The Cobb County Water System in suburban Atlanta, Georgia selected RJN Environmental Associates, Inc. to provide infiltration and inflow (I/I) source detection and mapping services in...

Winter Storm Mapping a Geographic Information Systems Transportation Applications
The Winter Storm Mapping System (WSMS) has grown out of our Geographic Information System for Transportation (GIS-T). The development of this project began the spring of 1991 on the State...

Impact of Land Use Alternatives on Transportation Demand
This paper documents a study conducted by the Baltimore Regional Council of Governments (Regional Council) for the Federal Highway Administration (FHWA). Under this study, alternative...

Using License Plate Survey Data in Transportation Planning Applications
This paper is a presentation of the methodology used by the Baltimore Regional Council of Governments to conduct a multi-faceted study for the Maryland Aviation Administration, which operates...

Trends in Digital Road Map Databases for Microcomputer Applications in Transportation
Advances in the technology and coverage of precision digital road-map database, combined with advances in the size and data processing capacity of microcomputers, are together contributing...

A Decision Support System for the Operation of Joint-Use Parking
A prototype decision support system (DSS) developed for streamlining the operation of a joint-use parking program is discussed. The DSS involves a combined usage of geographic information...

Structural Character of the Ghost Dance Fault, Yucca Mountain, Nevada
Detailed structural mapping of an area that straddles the southern part of the Ghost Dance Fault has revealed the presence of several additional subparallel to anastomosing faults. These...

Summary of Revised Potentiometric-Surface Map for Yucca Mountain and Vicinity, Nevada
The revised map for the potentiometric surface of the uppermost saturated zone in Tertiary volcanic rocks at Yucca Mountain, Nevada, is based mainly on 1988 water levels. Refinement of...

Tutorial: Fuzzy Expert Systems
This extended abstract presents a brief introduction to a tutorial on fuzzy expert systems. The precepts of set theory and classical predicate logic are briefly reviewed to provide a foundation...

A Dynamic Mapping Application for an ATIS
A dynamic mapping application for an Advanced Traveler Information System (ATIS) is described. The application requires tracking maintenance vehicles so that paths can be displayed indicating...

Reducing Ambiguity in Qualitative Reasoning
Qualitative reasoning derives the behavior of a physical system using a representation of the fundamental principles for the domain. In qualitative reasoning parameters are mapped into...

AM or GIS for Managing Infrastructure
The two approaches to managing infrastructure are discussed in this paper: Automated Mapping (AM) and Geographic Information System (GIS) It is very important to recognize their similarities...

Guidelines for Digital Environmental Sensitivity Index Maps
New national and international requirements for oil spill planning and response capabilities include identification and mapping of fish and wildlife resources and oil-sensitive habitats....

Method for Understanding the Characteristics of Coastal Zones from Historical and Geographical Viewpoints
Through this model investigation of the Miura Peninsula, it was found that collection of various kinds of coastal zone geographical information in the format of a CZCT is useful for understanding...

Application of Acoustic Hydrosurvey Technology to the Mapping of Eelgrass (Zostera marina) Distribution in Humboldt Bay, California
Acoustic hydrosurvey technology provides an efficient and accurate means of surveying the distribution of submerged aquatic vegetation under some circumstances. The San Francisco District,...

Evaluation of Airborne Video Imagery for Distinguishing Intertidal Oyster Reefs
We evaluated the effectiveness of airborne video imagery in distinguishing and mapping oyster (Crassostrea virginica) reefs in Aransas Bay on the southern Texas gulf coast. Imagery obtained...

Atlas of Present Tidal Marshlands, San Francisco Bay, California
An atlas of 26 maps (including index) is described showing existing tidal marshlands of the San Francisco Bay estuarine complex. This work is based upon a prior delineation and acreage...

Historical Atlas of Tidal Creeks, San Francisco Bay, California
Historic widths and depths of 69 major tidal creeks in San Francisco Bay were studied from maps dated from 1852 to the 1980's. Survey maps by the U.S. Coast Survey (and successors, U.S....

Challenges Associated with Metriciation of the Nautical Chart
Under the Metric conversion Act of 1975, Omnibus Trade and Competitiveness Act of 1988, and Executive Order 12770 of 1991 all federal agencies are required to convert to the international...

 

 

 

 

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