Traffic Calming Presentation For the areas of Clearview Eastwood - PowerPoint PPT Presentation

Traffic Calming Presentation For the areas of Clearview – Eastwood – Stiles Drive James Island, Charleston County, South Carolina Presented By: Herbert W. Gilliam, P.E. of Johnson, Laschober & Associates, P.C.

Sample of Traffic Report

TRAFFIC DATA COMPILED TRAFFIC DATA COMPILED Functional Classification Speed Number of Lanes Primary Access Traffic Volume AADT Urban District Highest Speed Avg. Speed 85th Percentile Required by SCDOT Local Residential or Minor Collector ≤ 30 2 No < 4000 Yes Beauregard Street Apr 27 - May 16, 2018 Local Residential 25 2 No 169 Yes 52 27.43 34.71 616 Clearview Drive Jan 18 - 27, 2019 Local Residential 25 2 No 920 Yes 50+ 28.07 33.65 740 Clearview Drive Mar 15 29, 2019 Local Residential 25 2 No 138 Yes 40+ 22.00 27.07 683 Deepwood Drive Jul 1 - 8, 2019 Local Residential 25 2 No 126 Yes 40 21.33 28.36 Sterling Drive May 21 -28, 2014 Local Residential 25 2 No 370 Yes 52 25.80 31.35 725 Sterling Drive Jul 1 - 8, 2019 Local Residential 25 2 No 274 Yes 42 22.24 29.10 836 Stiles Drive Aug 13 - 26, 2015 Local Residential 25 2 No 781 Yes 90 25.54 30.45 860 Stiles Drive May 10 - 19, 2019 Local Residential 25 2 No 287 Yes 47 27.86 33.70 753 Swanson Avenue Jul 6 - 8, 2019 Local Residential 25 2 No 124 Yes 44 22.80 28.20 Wampler Drive Jun 18 - 20, 2014 Local Residential 25 2 No 430 Yes 49 24.86 30.00 Wildwood Drive Aug 20 - 25, 2014 Local Residential 25 2 No 608 Yes 62 27.80 33.20 Wildwood Drive Jul 1 - 8, 2019 Local Residential 25 2 No 685 Yes 45+ 25.50 30.96

So what will the speed hump look like? Recently installed in the Harbor Woods Subdivision

How do you decide where the speed humps go? The goal is to place them in line with property corners. Unfortunately, most of the time is just isn’t that easy. *Speed Humps Must Be A Minimum of 40-FT From Driveways

Thank you for your time! Questions / Comments?