F · worse than 99% of San Francisco intersections

52 collisions in 5 years, 1 fatal, 419 street-condition 311 reports in 3 years. District 6

SUPPORTED

Get the letter
The corner, three ways

Market and Van Ness

AUDITED
San Francisco, District 6
Street View plus Gemini
Market and Van Ness today, photographed by Google Street View AI visualization of a proposed fix at Market and Van Ness. Not a photograph.

TodayThe corner as Street View last photographed it. Imagery: Google.

Official record
Case fileevery date read from a stored record, none invented
  1. DataSFScored from the city's own recordsdate not recorded
  2. Google MapsPhotographedchecking the stored frame
  3. ExaPress readchecking stored coverage
  4. ApifyResidents heardchecking stored scrapes
  5. GeminiVisual auditchecking the stored audit
  6. GeminiFix drawnchecking the stored render
  7. The gateLetter verifiedchecking the stored letter
  8. YouSent: that part is yoursthe letter is drafted, never sent by us

Press coverage

found live, cited Press via Exa

Resident voices

scraped
Injury collisions, last 5 years
within 150m
Street-condition 311 reports, 3 years
within 150m
Supervisor district

The ask

DRAFT ONLY
Proposed fix
Continental crosswalks, corner daylighting, and a leading pedestrian interval
$250,000 to $350,000, order of magnitude
Funding route
Caltrans Highway Safety Improvement Program (HSIP)
NOT SENT TO ANY OFFICIAL
Dear Supervisor Dorsey, I am writing to you as a concerned resident of District 6 regarding the critical safety issues at the intersection of Market and Van Ness. City records document 52 injury collisions within 150 meters of this intersection in the last five years, including one fatality. It is important to note this 150 meter radius differs from the 80 meter core used for the Danger Index. This intersection shows more reported harm than 99 percent of San Francisco intersections, earning it a grade F on the Danger Index. No exposure normalization: the index ranks reported harm, not risk per crossing. In the last three years, 419 street-condition 311 reports were filed for this location, covering street defects, sidewalks, curbs, signs, streetlights, and blocked sidewalks. While no recent press coverage was found, press coverage of safety problems at this intersection goes back at least 12 years, to 2014, representing the earliest coverage we can find. An automated visual audit flagged a vehicle turning conflict zone, which city records corroborate with four pedestrian crossing collisions in five years. City records also show 20 311 reports in 12 months and four pedestrian crossing collisions in five years related to faded or sub-standard crosswalk markings, though the visual audit did not find this in the photograph. Additionally, city records indicate 15 311 reports in 12 months for inadequate street lighting and 12 311 reports in 12 months for poor curb or sidewalk conditions, neither of which the visual audit observed in the photograph. I urge you to advocate for funding Continental crosswalks, corner daylighting, and a leading pedestrian interval at this intersection. An estimated $250,000 to $350,000 could be secured through the Caltrans Highway Safety Improvement Program (HSIP). Thank you for your attention to this vital matter. Sincerely, A resident of District 6
draftedby Gemini

Every figure in this letter is checked against the source records before it is shown. A draft that states something the records do not support is rejected and rewritten.

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Google GeminiGeminiAudits the real Street View frame for hazards, renders the fix, writes the letter
ExaExaFinds current press coverage of this intersection, cited
ApifyApifyScrapes what residents say on Reddit and Google Maps
Google MapsGoogle MapsStreet View frames, the corner thumbnail, and the city map
CloudflareCloudflareWorkers serve the page, KV holds corners, imagery and grades
DataSFDataSFCollisions and 311, queried by radius around the corner

Every claim about a dangerous corner, graded and traced to its source, ending in a picture of the fix and a letter to the Supervisor.