Chapter 53 Transportation Applications of GIS

Figure , 12 and 24-hour isochrones of commercial vehicle operations out of New York City on the North American Highway System

Figure 53-7 Three-dimensional maps of accessibility on foot

Figure 53-7 Three-dimensional maps of accessibility on shuttle bus

Figure 53-8 Three-dimensional mesh map of accessibility to academic buildings

Process of Accessibility Analysis Concept Formation Define the purpose of eth analysis and its context Select an accessibility measure Specify the accessibility measure Type of spatial unit Origins and destinations Attractiveness Travel mode Travel impedance Parameters of the measure Identify data requirements Data Preparation Data Collection Input data pre-processing Computing an Accessibility Measure Calculate travel impedance Identify destination sets for each reference location Calculate the accessibility measure Interpretation and Evaluation Present the accessibility measurement results Interpret and evaluate the results

Figure 52-7 Tick locations from perceptual sightings map

Figure 6-3 Raster and Vector repersentations of spatial objects

Figure Screenshots of A9 block view from Amazon.com showing street-level photos of Hollywood Boulevard

Figure 46-1 Visualization of acquired 3D spatial data and features

Figure 6-4 Spatial complex consisting of topologically related spatial objects

Web Links intro.wmv intro.wmv – For managing traffic and trip planning – For managing a Fleet