Toward safer DC streets

A public-interest read of DC crash data: the toll, where harm concentrates, who is hurt, and evidence-backed fixes. Numbers are computed from official open data — explore them on the crash map.

Evidence-backed recommendations

Recommended interventions

Analyst-drafted starting points for human review — not automated or final policy. Each card shows the pattern that triggered it, the mechanism, an equity check, and how confident the evidence is.

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Who's working on this

DC organizations championing safer streets

Local advocates, nonprofit organizations, and government agencies are driving evidence-backed solutions. Here's who they are and what they're prioritizing.

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Countermeasure library

Proven fixes and their effects

A reference of interventions with crash-reduction figures from peer programs. Effect sizes are research-grade until verified against the primary source.

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