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

1. VOCA – Volunteers of Cycling Academy, Lisbon
Lisbon, 2013. February

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
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Picture source: http://www.ibelieveinadv.com/commons
www.peoplepoweredmovement.org
www.newscenter.philips.com

3. Art Photo : Akos Bereczky (http://akimester.blogspot.hu/ )

4.  Volume controll
 Speed controll
 Parking space,
 Downtown, neighbourhoods
 Decentralisation
 Local traffic / Transit
 Time share?
 Lane widht?
4

5.  Speed Hump
 Speed Limit
 Raised Intersection
 Textured Pavement
 Raised Crosswalk
 Raised Crosswalk
 Round about
 Narrowing
 Choker, cul-de-sac ?
 Half Closure
 Diagonal Diverter
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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
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.  Zona 30
 Pedestrian Zone
 Bike+Pedestrian Zone
 Mixed traffic, residential street
 Shared space
8
Graz Ljubljana
Brno

9. 9

10. 2012.nov.Szerző: Bencze-Kovács Virág 10
Osztrák Közlekedési Klub (VCÖ) „Utak
a kerékpározáshoz” - Tudomány és
közlekedés 2/1995 cím kézikönyvébl

11. 11Febr 2013Author : Virág Bencze-Kovács

12.  Pace Car
 Zebra-Fest
 City without traffic sign
 Traffic sign used for high-occupancy traffic
lanes in Norway:
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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.  Brussels  Budapest
14

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. Bencze-Kovács Virág
Profile:
hu.linkedin.com/in/kovacsvirag;
http://www.slideshare.net/kvir
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17. Art Photo : Akos Bereczky (http://akimester.blogspot.hu/ )