Traffic Calming (Voca meeting)

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Traffic Calming
lecture for the
VOCA – Volunteers of Cycling Academy, Lisbon

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Traffic Calming (Voca meeting)

  1. 1. VOCA – Volunteers of Cycling Academy, Lisbon Lisbon, 2013. February
  2. 2. The goal of reducing vehicle speeds, improving safety, and enhancing quality of life  Road safety: Speed ~ injuries  Livable cities, Land use/functional planning  Encourage sustainable modes of transport 2 Picture source: http://www.ibelieveinadv.com/commons www.peoplepoweredmovement.org www.newscenter.philips.com
  3. 3. Art Photo : Akos Bereczky (http://akimester.blogspot.hu/ )
  4. 4.  Volume controll  Speed controll  Parking space,  Downtown, neighbourhoods  Decentralisation  Local traffic / Transit  Time share?  Lane widht? 4
  5. 5.  Speed Hump  Speed Limit  Raised Intersection  Textured Pavement  Raised Crosswalk  Raised Crosswalk  Round about  Narrowing  Choker, cul-de-sac ?  Half Closure  Diagonal Diverter 5
  6. 6. 2012.nov.Szerző: Bencze-Kovács Virág 6 # of Observati ons Average # of Collision s Without Measure Average # of Collision s With Measure % Change in Collision s 12' Speed Hump 49 2.7 2.4 -11% 14' Speed Hump 5 4.4 2.6 -41% 22' Speed Table 8 6.7 3.7 -45% Traffic Circle (w/o Seattle) 17 5.9 4.2 -29% Source: http://trafficcalming.org/effectiveness/ D.C.Richards, 2010, Relationship between Speed and Risk of Fatal Injury: Pedestrians and Car Occupants 30 60 50 KM/H 100
  7. 7. 7 Sample Size 85th Percenile Speed Afterward Average Change in 85th Percentile Speed Average % Change 12' Speed Hump 179 27.4 mph (4.0 mph) -7.6 mph (3.5mph) -22% (9%) 14' Speed Hump 15 25.6 (2.1) -7.7 (2.1 mph) -23 (6) 22' Speed Table 58 30.1 (2.7) -6.6 (3.2) -18 (8) Longer Table (>22') 10 31.6 (2.8) -3.2 (2.4) -9 (7) Raised Intersectio n 3 34.3 (6.0) -0.3 (3.8) -1 (10) Traffic Circle 45 30.3 (4.3) -3.9 (3.2) -11 (10) Narrowing 7 32.3 (2.8) -2.6 (5.5) -7 (22) Choker 5 28.6 (3.1) -2.6 (1.3) -14 (4) Half Closure 16 26.3 (5.2) -6.0 (3.6) -19 (11) Diagonal Diverter 7 27.9 (5.2) -1.4 (4.7) 0 (17) Sam ple Size Average Change in Volume Average % Change Choker 5 -392 vehicles per day (384 vehicles per day) -20% (19%) Full Closure 19 -671 vehicles per day (786 vehicles per day) -44% (36%) Half Closure 53 -1611 vehicles per day (2444 vehicles per day) -42% (41%) Diagonal Diverter 27 -501 vehicles per day (622 vehicles per day) -35% (46%) Other Volume Control 10 -1167 vehicles per day (1781 vehicles per day) -31% (36%) Source: http://trafficcalming.org/effectiveness/
  8. 8.  Zona 30  Pedestrian Zone  Bike+Pedestrian Zone  Mixed traffic, residential street  Shared space 8 Graz Ljubljana Brno
  9. 9. 9
  10. 10. 2012.nov.Szerző: Bencze-Kovács Virág 10 Osztrák Közlekedési Klub (VCÖ) „Utak a kerékpározáshoz” - Tudomány és közlekedés 2/1995 cím kézikönyvébl
  11. 11. 11Febr 2013Author : Virág Bencze-Kovács
  12. 12.  Pace Car  Zebra-Fest  City without traffic sign  Traffic sign used for high-occupancy traffic lanes in Norway: 12
  13. 13.  back-in parking is safer  Fourteen percent of car crashes occur in parking lots  'I'm not going to rush into things, I'm going to plan sensibly.' 13 Source: Back-in/Head-out Angle Parking, NelsonNygaard Consulting Associates (2005)http://lda.ucdavis.edu/LDA191/Course%20Handouts%20&%20Readings/05-Back_in_Diagonal_Parking.pdf http://www.northamptonma.gov/tpc/BackIn_Angle_Parking_Test/
  14. 14.  Brussels  Budapest 14
  15. 15.  Hyatt, Justin: Fenntartható közlekedés a városban, Útmutató önkormányzatoknak (Zöld Fiatalok, 2007),web: http://mek.oszk.hu/08600/08649/08649.pdf  Cycling: the way ahead for towns and cities ec.europa.eu/environment/archives/cycling/cycling_en.pdf  ÚT 2-1.203 Kerékpárforgalmi létesítmények tervezése c. műszaki előírás  Own photos: https://picasaweb.google.com/b.k.virag;  Photos by Hungarian Cyclists Club (Dalos Péter, Bencze-Kovács Virág és mások) https://picasaweb.google.com/magyar.kerekparosklub Carfree cities, social space:  http://www.carfree.com/district.html  http://www.carfree.com/links.html  http://www.lesstraffic.com/  David Engwicht - “street philosopher” http://www.pps.org/reference/david-engwicht/  W.H. Whyte, Social Life of Small Urban Spaces: http://www.youtube.com/watch?v=S2GfOhFZkY8  Kensington markets in Toronto, Canada (creative ways to engage the community): www.streetsalive.net Licensz: Creative Commons Attribution Share Alike (CC-BY-SA-3.0) Nevezd meg!-Így add tovább! 15Febr 2013Author : Virág Bencze-Kovács
  16. 16. Bencze-Kovács Virág Profile: hu.linkedin.com/in/kovacsvirag; http://www.slideshare.net/kvir 16
  17. 17. Art Photo : Akos Bereczky (http://akimester.blogspot.hu/ )

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