OpenStreetMap US

ADA-compliant routing in OpenTripPlanner can be significantly improved by standardizing and simplifying OSM pedestrian networks. We show the benefits of breaking the network into logical navigable links with appropriate tags for use with route impedance and discuss safe navigation challenges in using crowdsourced data.


  1. Challenges of navigation applications for ADA modes
  2. Overview of the ITS4US project
  3. Advantages of network methods
  4. Recommended OSM protocols
  5. Current obstacles

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Utah Politics - GIS in Political Redistricting

Jun 7, 2024 · Jessie Pechmann

In 2018, Utah voters passed a ballot initiative that changed the decennial redistricting process for the state, and the Utah Independent Redistricting Commission was formed. The UIRC reached out to the GIS...