SW 34th St & SW Williston Rd
Grade F. About 27 crashes a year, 2.0× what a similar intersection sees. Most are rear-end crashes; rear-end crashes stand out. Suggested fix: appropriate yellow change intervals.
Crashes a year
272.0× a similar intersection
Crash rate for its traffic
3.2×the median similar intersection, per car driving through
1.5 vs 0.5 crashes per million cars
Since January 2022
125crashes in total
1 walking, 0 on a bike, none fatal
What stands out
- Rear-end crashes71 here vs 55 (1.3×)
Crash types from FDOT records, 2015-2018, the latest years with that detail.
When crashes happen
Busiest 12 PM to 8 PM, worst on Tuesdays.
The fix
Appropriate yellow change intervals
- 36-50% fewer red-light running where it's been tried
- 8-14% fewer total crashes where it's been tried
- 12% fewer injury crashes where it's been tried
CostLow
How this fix worksThe intersection
- YesSignal
- YesCrosswalk
- YesLeft-turn lane
- YesMedian
Camera angles
From above, and from the street. Turn the street view to look down each road.
Read the full write-up
SW 34th St & SW Williston Rd ranks 13 citywide, with 125 crashes logged in the period since 2022. The evidence points to an elevated pattern of rear-end collisions, which comprised 71 crashes during the 2015-2018 FDOT monitoring period. The imagery shows that the intersection is signalized, and FDOT road records document multilane approaches. Implementing appropriate yellow change intervals provides a low-cost countermeasure supported by FHWA safety effectiveness evaluations to address crash patterns at this signalized junction.
Rear-end. In the 2015-2018 (FDOT) period, rear-end crashes accounted for 71 crashes compared to 55 expected at similar corners, comprising 61% of crashes. The imagery shows the intersection is signalized. FDOT's road records indicate a speed limit 45 mph and up to 4 lanes.
Written by Gemini from the numbers on this page.