Cycling, traffic safety and legal topics; energy, transit and transportion economics
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  • Fatality Grid

    As part of my ongoing efforts to monitor the most serious bicycle collisions, I keep as detailed track as possible of all cyclist fatalities in Arizona since 2009.

    See the Arizona Cyclist Fatality Grid. It is organized as a spreadsheet-type grid, there is a “tab” to select 2009/2010, and one row for each incident.

    I have assigned most fatal collisions their own blog posts, and can be found under the tag cyclist fatality.

    The official source of objective information is the Arizona Crash Report, see obtaining-police-reports for hints. These crash reports ultimately get rolled up into aggreagated stats reporting via ALISS (at the Arizona state level), and FARS (at the federal level).

    Updates

    Please send any info or updates to me, see contact/about for my email.

    2009

    The 2009 Grid is now finalized.

    There is a full report available: Manner and Fault in Bicyclist Traffic Fatalities: Arizona 2009

    2010

    2010 grid.  Upon reconciliation between my list with any of the official stats —  state of Arizona in August of 2011 (for 2010), and/or the Federal FARS 2010 dataset which was released in very late 2011 — There are three “missing” cases. That is to say, the official fatal count for bicyclists (persontype 6 and 7) is 19, and I know of three more cases in 2010:

    1. 3/26 James Walley in Tucson, adot incident number 2349725
    2. 7/5 Dennis McKinney also Tucson: adot incident number 2379034
    3. 7/10 Bradley Scott, ADOT incident number 2377362.

    In all three cases, the victim is listed as PersonType DRIVER, and their vehicle is  MOTORCYCLE_MP_MOPED. It seems to me that if these really were motorized bicycles (as was described in news reports), and not actually mopeds, that they are mis-coded.(??) and should have been PEDALCYCLISTS. In a “normal” bicycle collision, BodyStyle is coded as a -1 (means “NOT_REPORTED”).

    In addition to the above, there are two other bicyclist fatalities that I know about that did not involve collisions with motor vehicles on a roadway; they are noted in the grid at the bottom. One was with a train/trolley in Tucson, and the other involved a bad fall in Sedona (I have yet to try and look them up on the adot data).

    2011

    2011 grid. [very preliminary]

    2012

    2012 grid.