GIS Tools
There are a number of GIS software packages available today. Some of them are listed below:
1
2
Hardware platforms for GIS tools range from stand-alone microcomputers to networked
microcomputers, workstation and mainframes.
Benefits of of a GIS
GIS provides the following benefits:
1. It adds a degree of intelligence and sophistication to a transportation database that has
previously been unknown.
2. It is possible to perform geographic queries I a straight forward, intuitive fashion.
3. The analyst can ask a aseries of geobased questions and obtain the answers quickly in an
easy-to-understandt color-coded display on the screen, hard copy or disk file.
GIS applications in transportation
With the advent of GIS technology, limitations that have been previously imposed by
data availability and quality will begin to dimirish and creativity of the end user coupled with
management support will gradually govern the applications environment. The potential
applications for GIS in transportation include the following.
1. Construction quality control
2. Pavement management
3. Maintenance management
4. Bridge management
5. Traffic system management
6. Eecutive information system
7. Transportation system management (TSM)
8. Travel demand forecasting
9. Corridor preservation and right of way
10. Construction management
11. Hazardous cargo routing
12. Overweight vehicle permit routing
13. Accident analysis
14. Environmental impact
15. Land side economics impact and value capture analysis
Geographic information system for transportation (GIS-T)
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