Civil Engineering Transportation GIS Workshop
workshop guide
- Introduction
- SANDS
- About GIS
- Accessing GIS Software
- Finding GIS Data
- Sources for Transportation Data
- Topic: Map Projections Toggle Dropdown
- Lab Exercise: Add Data - GPS and XY Coordinate Data
- Some Examples of Transportation GIS
- Lab Exercise: Heat Map of Traffic Incidents
- Lab Exercise: Network Analyst
Lab Exercise: Hot Spot Analysis
- Open HotSpotAnalysis.mxd.
- Run Optimized Hot Spot Analysis (Spatial Statistics) Tool:
- Input point features: CityofCalgary_OpenData_TrafficIncidents_Archive2017_projected
- Output raster: ...\HotSpot.gdb\TrafficIncident_HotSpot_Fishnet
- Incident Data Aggregation Method: COUNT_INCIDENTS_WITHIN_FISHNET_POLYGONS
- Run Optimized Hot Spot Analysis (Spatial Statistics) Tool:
- Input point features: CityofCalgary_OpenData_TrafficIncidents_Archive2017_projected
- Output raster: ...\HotSpot.gdb\TrafficIncident_HotSpot_Snap
- Incident Data Aggregation Method: SNAP_NEARBY_INCIDENTS_TO_CREATE_WEIGHTED_POINTS
- Enable the ArcGIS Spatial Analyst extension.
- Click Customize > Extensions. Check Spatial Analyst.
- Run IDW (Spatial Analyst) Tool:
- Input point features: TrafficIncident_HotSpot_Snap
- Z value field: Gi_Bin
- Output raster: ...\HotSpot.gdb\TrafficIncident_HotSpot_Snap_IDW
- Run Feature to Point (Data Management) Tool:
- Input feature: TrafficIncident_HotSpot_Fishnet
- Output Feature Class: ...\HotSpot.gdb\TrafficIncident_HotSpot_Fishnet_ToPoint
- Run IDW (Spatial Analyst) Tool:
- Input point features: TrafficIncident_HotSpot_Fishnet_ToPoint
- Z value field: Gi_Bin
- Output raster: ...\HotSpot.gdb\TrafficIncident_HotSpot_Fishnet_IDW
- Last Updated: Oct 15, 2025 8:24 AM
- URL: https://libguides.ucalgary.ca/encigisworkshop
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