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Mapping

Exploring Data with Spatial Analysis

Toolkit for Sidewalk Location Priority

Toolkit for Sidewalk Location Priority

Given limited funds for building and repair sidewalks, where the's optimal place to find them? Ideally, we'd like to factor in the potential demand for the sidewalk, how it might improve safety, and equity. The solution should be comprehensive– considering all locations in a city. It

Exploring Ann Arbor's spatial data in QGIS. Walk isochrones are shown along with a 2000' grid and building footprints.

How Ann Arbor used spatial analysis for sidewalk prioritization

Ann Arbor, Michigan got a lot right in their efforts to build out their sidewalk network in an objective and equitable way. More funding: a larger pie First, they not only considered how to slice a funding pie more fairly, they raised money for a much larger pie of funding

Calculating Connectivity Rank for Bike Network Planning

Calculating Connectivity Rank for Bike Network Planning

You've got a plan to build out a 100 miles of of additional bike facilities. Which ones should you build first to make the biggest impact? In addition to all the metrics that would usually apply to bike lane planning, now there are a few others that are

Heatmap of pedestrian-involved crashes in Bloomington, Indiana. Details in report.

The most dangerous intersections for pedestrians in Bloomington, Indiana

Where are the most dangerous places to cross the street in Bloomington, Indiana? This report analyzes and visualizes crash data involving pedestrians from 2003-2022. Summary Positive Findings * The top intersection was Kirkwood and Dunn, which is already safer thanks to seasonal bollards. * College and Walnut crossing downtown also appear in

Using QGIS to map a county-level metric from a spreadsheet

Using QGIS to map a county-level metric from a spreadsheet

🇪🇸o para cartografiar todos los cantones de una provincia Let's say you've got a spreadsheet with a metric for every county in a country that you want to map. There's no geo-data in the spreadsheet, so how to visualize it? This post expects some

Should private parks be included in Walk Potential?

Should private parks be included in Walk Potential?

When calculating the Walk Potential of locations, one metric that's considered is parks with 10-minute walk from a location. Should private parks be be included in the calculation? I think it depends on how you plan to use it. The original use of Walk Potential was to aid

Who can walk to parks in Bloomington, Indiana?

Who can walk to parks in Bloomington, Indiana?

Here's a map of the buildings in Bloomington along with parks in light green and areas within a 10 minute walk in translucent green. Observations 1. The "Ped shed" around Cascades, the big park at the north appears too ambitious, perhaps because it's in