County Road 395 Safety Review South Walton Community Council - - PowerPoint PPT Presentation

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Oct 08, 2023 269 likes •387 views

County Road 30A at County Road 395 Safety Review South Walton Community Council Walton County, Florida 2018 August 14 Study Purpose Support SWCC in review of the CR 30A and CR 395 intersection improvements and signalization plans

SLIDE 1

County Road 30A at County Road 395 Safety Review

South Walton Community Council Walton County, Florida

2018 August 14

SLIDE 2

Study Purpose

Support SWCC in review of the CR 30A

and CR 395 intersection improvements and signalization plans

Evaluate crash trends
Bicycle and pedestrian safety review

SLIDE 3

Review of Signal Warrant

2016 Traffic Study – Atkins

CR 30A – Est. 9,400 ADT
CR 395 – Est. 10,900 ADT
Traffic signal at the intersection of CR 30A

& CR 395 implemented successfully

SLIDE 4

Review of Intersection Improvement Plans

SLIDE 5

5-Year Crash Analysis

UF Signal Four Analytics

Data collected for 2013-2017 within a half-mile

radius of the study intersection

57 Total Crashes

No fatal crashes
12 injury crashes
4 bicycle crashes
1 pedestrian crash

Rear End, 6 Bicycle, 3 Pedestrian, 1 Rollover, 1 Angle, 1

Injury Crash Types

SLIDE 6

5-Year Crash Analysis

Crash Trends

13% under dark conditions
23% under wet conditions
52% in May, June, July and August

2 4 6 8 10

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

No. of Crashes, 2013-2017

Month

Average (5 crashes)

SLIDE 7

5-Year Crash Analysis

SLIDE 8

T-Intersection Conflict Points

9 vehicle-vehicle conflicts
8 vehicle-pedestrian conflicts

CR 395 CR 30A

17

Total Conflict Points

SLIDE 9

Crash Costs

Crash Severity Comprehensive Crash Cost Fatalities $10,230,000 Incapacitating Injuries $580,320 Non-incapacitating Injuries $157,170 Minor Injuries $97,650 Property Damage Only $7,600

Source: FDOT PPM, Chapter 23, Table 23.6.2

SLIDE 10

Crash Costs (2013-2017)

Crash Severity Comprehensive Crash Cost Number of Occurrences Total Fatalities $10,230,000 $0 Incapacitating Injuries $580,320 1 $580,320 Non-incapacitating Injuries $157,170 9 $1,414,530 Minor Injuries $97,650 5 $488,250 Property Damage Only $7,600 45 $342,000

Source: FDOT PPM, Chapter 23, Table 23.6.2

Total Cost = $2,825,100

Total Cost: $2,825,100

SLIDE 11

Recommendations

Relocate existing trail to the south side of

CR 30A to reduce conflicts

✓Results in a 40% decrease in vehicle to pedestrian conflicts at the study intersection ✓Consistent with the Atkins 2016 Traffic Study and recommendation of County Engineer

2 4 6 8 10 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM

No. of Crashes, 2013-2017

Source: Kimley-Horn and Associates, Inc. – CR 30A at CR 395 Safety Study, 2018 Source: Atkins – CR 30A Traffic Study, 2016