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Pedestrian Safety in the United Arab Emirates

    Charlie Alexander, PE   Paul Supawanich, LEEP AP
        Fehr & Peers              NelsonNygaard
        Roseville, CA            San Francisco, CA
Presentation Summary

  •   Background
  •   Pedestrian safety process
  •   Nuances of working abroad
  •   Questions
Quick Poll

  •   Who has worked internationally?
  •   Who has worked in the UAE?
Background
Where is Al Ain?
          121.5° W                                  56° E
                                  177.5°
                     Half way around the world (almost)
Background
Where is Al Ain?
Background
Where is Al Ain?
Pedestrian Safety Process
Flowchart
                      Define problem




                  Identify priority locations




               Develop targeted improvements
Pedestrian Safety Process
Flowchart

                   Define problem



                  Identify priority locations




               Develop targeted improvements
Background
History




           Abu Dhabi, 1962                                     Dubai, 2010

                   Boston, MA     San Francisco, CA

   1500          1600           1700        1800        1900         2000
                                                                             Settlement
                                                                              Timeline

     St. Augustine, FL                 Sacramento, CA
                   New York, NY
Background
Common Ingredients of a Dangerous Pedestrian Environment
 •   Low density land use pattern
 •   Large roadways
 •   Lack of safe crossings
 •   High vehicle speeds
 •   Dangerous driver behavior
 •   Ineffective pedestrian safety treatments
Background
Ingredients of a Dangerous Pedestrian Environment
 •    Low density land use pattern
        National housing policy
        Low gas prices



              School

                                                     $1.46
                          Mosque                    per gallon




     School
                                           1.2
                                       units/acre

              Source: www.maps.google.com
Background
Ingredients of a Dangerous Pedestrian Environment
 •   Large, high-speed roadways




                                                    Multiple-threat collision
                                             Source: http://guide.saferoutesinfo.org
Background
Ingredients of a Dangerous Pedestrian Environment
 •   Large roadways with long blocks




                                    1 mile




                       Source: www.maps.google.com
Background
Ingredients of a Dangerous Pedestrian Environment
 •   Large roadways




                           60 km/hr = 50 mi/hr
Background
Ingredients of a Dangerous Pedestrian Environment
 •   Large roadways
Background
Ingredients of a Dangerous Pedestrian Environment
 •   Lack of safe crossings
Background
Ingredients of a Dangerous Pedestrian Environment
 •   High vehicle speeds




                     Free right-turn at signalized intersection
Background
Ingredients of a Dangerous Pedestrian Environment
 •   High vehicle speeds




     Source: Dangerous by Design 2011       60 km/hr = 37 mi/hr
         Transportation for America
Background
Ingredients of a Dangerous Pedestrian Environment
 •   Dangerous driver behavior
       Politics of driving




                             What speed bump?
Background
Ingredients of a Dangerous Pedestrian Environment
 •   Ineffective pedestrian safety treatments
       Full-time flashing beacon (Belisha Beacon)




                         Observed yield compliance: 0%
Background
Pedestrian Safety: USA vs. UAE
 •   Dangerous by Design 2011
 •   Ranks metro areas by
     Pedestrian Danger Index
       Pedestrian deaths per
        100,000 people
       Walk mode share




                                 Source: Dangerous by Design 2011
                                     Transportation for America
Background
Pedestrian Safety: USA vs. UAE




                    Source: Dangerous by Design 2011
                        Transportation for America
Background
Pedestrian Safety: USA vs. UAE

  •   Al Ain
        2009 Population = 374,000
        2008 Pedestrian fatalities = 28
        Avg. annual pedestrian deaths per 100,000 = 7.5




                     Source: Dangerous by Design 2011
                         Transportation for America
Background
Ingredients of a Dangerous Pedestrian Environment




       Low density land use                 Large roadways




      Lack of safe crossings            Dangerous driver behavior
Background
Improvement of Pedestrian Safety and Movement in Al Ain and Suburbs
  •   Summer 2010 – Al Ain Municipality hires project team
        Background: where is walking occurring, where have
         collisions occurred
  •   November/December 2010 –team visits Al Ain for two weeks
        Stakeholder meetings
        Site visits

  •   January 2011 – July 2011 –team develops recommendations
  •   August 2011 – team submits draft report
Pedestrian Safety Process
Flowchart
                      Define problem




             Identify priority locations



               Develop targeted improvements
Site Selection
Where to Focus Planning Efforts




 Approx 200 sq. miles
Site Selection: US Example
WalkFirst Project | San Francisco
Site Selection: US Example
Pedestrian Activity


 The WalkFirst Program takes into account seven different factors to
    serve as indicators for pedestrian activity

         Access / need to walk (transit and walking mode share)
         Transit ridership (daily transit boardings)
         Population density (residential and job density)
         Pedestrian generators (schools, medical facilities, retail,
          senior centers, etc)
         Vulnerable populations
         Income
         Street slope
Site Selection: US Example
Pedestrian Activity
Site Selection: US Example
Pedestrian Safety
Replicating this methodology in the UAE
“Same but Different”
 While the basic approach is the same, the level of data available and
   other cultural norms require a slightly different approach; our
   team used five input categories throughout our process.

 1.   Pedestrian generators
 2.   Pedestrian crashes and collisions
 3.   Estimated and observed pedestrian volumes
 4.   Level of potential improvement
 5.   Local stakeholder priority
Replicating this methodology in the UAE
Desired Deliverables
  The desired goal was to have a prioritized list of 46 sites. The
     following process was used to come up with this list.


Step #1- Develop            Step #2-Prioritize Sites:     Step #3-Re-evaluate:
Preliminary Site List:      Using all five factors,       Using this methodology,
Using maps of pedestrian    each with their own           the sites list was then
generators, crashes, and    individual weightings,        reviewed to ensure that
stakeholder nominated       score each site to            the outputs maintained
sites, identify             determine relative priority   consistency with project
approximately top 50                                      goals.
locations appropriate for
pedestrian improvements
Step #1
Locating Mosques
Step #1
Step #1
Step #2
Factors for Site Prioritization
             Factor                          Description                Range   Weighted
                                                                                 Factor

                                 Close proximity (300m) to
Nearby pedestrian generators     pedestrian generators such as           1-4      20%
                                 schools, mosques, etc.


                                 Number of pedestrian crashes
Nearby pedestrian crashes                                                1-4      25%
                                 near or within site area

Estimated/Observed Pedestrian    Nearby pedestrian generators and
                                                                         1-5      15%
Volumes                          observed pedestrian activity

                                 Qualitative score developed from
Level of potential improvement   site visits reflecting the potential    1-5      30%
                                 ability to improve a site

                                 Variable to reflect community
Stakeholder Priority             stakeholder needs and desires for       1-3      10%
                                 site priority
                                                                                 100%
Step #3
Evaluation of Final List of Sites
 Site Number                                  Site Name                Site Selection Source                   Category Summary

      1        Khaled Bin Sultan Street at Mutawaa/Sanaiya   DOT PSAP                          Midblock Crossing
      2        Al Safia Hypermarket                          Al Ain Police                     Roundabout
      3        Area around new football stadium              Al Ain Police                     Midblock Crossing
      4        Diwan Roundabout                              Al Ain Police                     Roundabout
      6        Al Ain Bus Station                            Al Ain Police                     Midblock Crossing
      7        Lulu Hypermarket                              Al Ain Police                     Midblock Crossing
    13a        Green Mubazzarah #1                           Al Ain Police                     Other
    13b        Green Mubazzarah #2                           Al Ain Police                     Other
     14        School Area Parking Lot                       School Safety Study               Midblock Crossing / Parking Lot
     15        Al Foaa Area Infrastructure Development       Al Ain Municipality               Midblock Crossing
     17        UAE University Phase 3                        Al Ain Municipality               New Development
     18        School Area #3 - Khaled Bin Sultan            Site Selection Analysis           Midblock Crossing / Parking Lot
     19        Bani Yas and 16th Street                      Site Selection Analysis           Midblock Crossing
     20        School Area Parking Lot #2                    Site Selection Analysis           Parking Lot
     22        Balidiya Park North                           Site Selection Analysis           Other
     23        Balidiya Park South                           Site Selection Analysis           Other
     24        68th Street - Al Salamat                      Site Selection Analysis           Neighborhood Traffic Calming
     25        48th Street - Al Salamat                      Site Selection Analysis           Neighborhood Traffic Calming
     26        116 St - Central District                     Site Selection Analysis           Midblock Crossing
     27        4th St and 2nd St - Central District          Site Selection Analysis           Neighborhood Traffic Calming
     29        Khalifa Bin Zayed at Palace*                  Site Selection Analysis           Midblock Crossing
     31        Al Ain St - Mutawaa                           Site Selection Analysis           Midblock Crossing / Parking Lot
     32        Sultan Bin Zayed Al Awwal at Al Jahili Fort   Site Selection Analysis           Junction
     33        2nd Street - Al Sarooj                        Site Selection Analysis           Neighborhood Traffic Calming
     36        Mohammed Bin Khalifa at Al Noor Markets       Site Selection Analysis           Midblock Crossing
     37        Hamdan Bin Zayed Al Awwal - Al Jimi           Site Selection Analysis           Midblock Crossing
     38        Hili Industrial Area                          Site Selection Analysis           Neighborhood Traffic Calming
     39        50th Street - Al Jimi                         Site Selection Analysis           Neighborhood Traffic Calming
     40        Khalifa Bin Zayed near Jebel R/A              Site Selection Analysis           Other
     41        16th Street - Kindergarten                    Site Selection Analysis           Neighborhood Traffic Calming
                                                                                               Neighborhood Traffic Calming / Sidewalks and
     42        Street #3 - Al Muwaiji                        Site Selection Analysis           Walkways
     43        Hamdan Ibn Zayed Al Awwal Al Towayya          Site Selection Analysis           Roundabout
     44        Zayed Bin Sultan and Road 1                   Site Selection Analysis           Midblock Crossing
     45        Al Ain Street near Palace                     Site Selection Analysis           Parking Lot
     46        Al Krhair                                     Site Selection Analysis           Sidewalks and Walkways
    47a        Hamdan Bin Mohammed - Al Khabisi              Workshop #1                       Midblock Crossing
    47b        Hamdan Bin Mohammed R/A - Al Khabisi          Workshop #1                       Roundabout
    53a        Al Ain Mall #1                                Workshop #1                       Midblock Crossing
    53b        Al Ain Mall #2                                Workshop #1                       Neighborhood Traffic Calming
    53c        Al Ain Mall #3                                Workshop #1                       Midblock Crossing
     51        Bani Yas - Hili                               Workshop #1                       Midblock Crossing
     52        Khaled Bin Sultan at Omar Bin Al Khattab      Workshop #1                       Midblock Crossing
     54        Sanaiya Junction                              Al Ain Police                     Neighborhood Traffic Calming
     55        Sanaiya                                       Al Ain Police                     Neighborhood Traffic Calming
     56        Al Dhaher Neighborhood                        Workshop #1                       Midblock Crossing
     57        Mezyad                                        Workshop #1                       Midblock Crossing
Pedestrian Safety Process
Flowchart
                      Define problem




                  Identify priority locations




            Develop targeted improvements
Improvements
Common Themes
 •   Midblock crossings
 •   Neighborhood traffic calming
 •   Junctions
 •   Roundabouts
Improvements
Site Visits Mean Everything
  •   See through the “eyes of a
      pedestrian”
  •   Document everything
  •   Use aerial maps
  •   Take photos of everything
Crosswalks: US Example
Crosswalk Research
 •   Herms, Bruce. (1972) Pedestrian crosswalk study: accidents in
     painted and unpainted crosswalks. Transportation Research
     Record, 406.
       “The San Diego study”
       Marked crosswalks vs. unmarked crossways
       Increased incidence of pedestrian collisions in marked
         crosswalks
       Did not differentiate between:
           o Number of lanes
           o Traffic volume
           o Speed limit
Crosswalks: US Example
Crosswalk Research
 •   2002
       “The Zegeer study”
       Marked vs. unmarked
       Two-lane roads
          o No difference in
            pedestrian crash rate
       Multilane roads
          o Marked crosswalk
            alone associated with
            higher crash rate
Crosswalks: US Example
Crosswalk Research
 •   “The Zegeer study”




             Key:
             C = Candidate sites for marked crosswalks;
             P = Possible increase in pedestrian crashes may occur if
             crosswalks are marked without other pedestrian
             enhancements;
             N = Marked crosswalks alone are insufficient.
Crosswalks: US Example
Crosswalk Research
 •   “The Zegeer study”




                          •   LOS A-C
                          •   LOS D-E
                          •   LOS F
Crosswalks: US Example
Crosswalk Research
 •   2006
       “NCHRP 562”
       Researches effectiveness of
        different crosswalk treatments
          o Red beacon displays
          o Flashing beacons
          o In-roadway lights
          o Warning signs / markings
          o Crosswalk markings
       Measured yield compliance
Crosswalks: Replicating this research in the UAE
Applying USA Research to the UAE
 •   What treatments will generate
     yield compliance?
       Roadway characteristics
       Driver characteristics

 •   Environmental factors
      • Crossings not crosswalks
Crosswalks
Recommendations
 •   2-lane roadway: marked crosswalk
 •   4-lane roadway:
       Raised crosswalk
       Rapid Rectangular Flashing
         Beacon (RRFB)
 •   6-lane roadway:
       Pedestrian signal
       HAWK beacon
         (High-intensity Activated
         crossWalK beacon)
Crosswalks
Recommendations
 •   4-lane roadway:
       Raised crosswalk
       Rapid Rectangular Flashing
         Beacon (RRFB)
                                                          RRFB
                                                Source: www.spotdevices.com




                      Raised crosswalk: before and after
Crosswalks
Recommendations
 •   4-lane roadway
Crosswalks
Recommendations
 •   6-lane roadway:
       Pedestrian signal
       HAWK beacon
         (High-intensity Activated
         crossWalK beacon)




                  HAWK Beacon
            Source: www.roswellgov.com
Crosswalks
Recommendations
 •   6-lane roadway
Improvements

•   Neighborhood traffic calming
•   Junctions
•   Roundabouts

•   Principles:
      Speed kills
          o Narrow lanes
          o Reduce turn radii
          o Traffic calming
      Limit exposure:
          o Reduce crossing distances
          o Safe crossings at a reasonable distance
          o Channelize if necessary
Neighborhood Traffic Calming
Recommendations
Neighborhood Traffic Calming
Recommendations
Junctions (Intersections)
Recommendations
Roundabouts
Recommendations
Presentation Summary

  •   Background
  •   Pedestrian safety process
  •   Nuances of working abroad
A Global Project Team
Cultural norms working with stakeholders
Understanding everyday life
Expectations of the automobile
Questions

    Charlie Alexander, PE        Paul Supawanich, LEEP AP
         Fehr & Peers                  NelsonNygaard
        Roseville, CA                 San Francisco, CA
C.Alexander@fehrandpeers.com   PSupawanich@nelsonnygaard.com

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Pedestrian Safety on the Arabian Peninsula

  • 1. Pedestrian Safety in the United Arab Emirates Charlie Alexander, PE Paul Supawanich, LEEP AP Fehr & Peers NelsonNygaard Roseville, CA San Francisco, CA
  • 2. Presentation Summary • Background • Pedestrian safety process • Nuances of working abroad • Questions
  • 3. Quick Poll • Who has worked internationally? • Who has worked in the UAE?
  • 4. Background Where is Al Ain? 121.5° W 56° E 177.5° Half way around the world (almost)
  • 7. Pedestrian Safety Process Flowchart Define problem Identify priority locations Develop targeted improvements
  • 8. Pedestrian Safety Process Flowchart Define problem Identify priority locations Develop targeted improvements
  • 9. Background History Abu Dhabi, 1962 Dubai, 2010 Boston, MA San Francisco, CA 1500 1600 1700 1800 1900 2000 Settlement Timeline St. Augustine, FL Sacramento, CA New York, NY
  • 10. Background Common Ingredients of a Dangerous Pedestrian Environment • Low density land use pattern • Large roadways • Lack of safe crossings • High vehicle speeds • Dangerous driver behavior • Ineffective pedestrian safety treatments
  • 11. Background Ingredients of a Dangerous Pedestrian Environment • Low density land use pattern  National housing policy  Low gas prices School $1.46 Mosque per gallon School 1.2 units/acre Source: www.maps.google.com
  • 12. Background Ingredients of a Dangerous Pedestrian Environment • Large, high-speed roadways Multiple-threat collision Source: http://guide.saferoutesinfo.org
  • 13. Background Ingredients of a Dangerous Pedestrian Environment • Large roadways with long blocks 1 mile Source: www.maps.google.com
  • 14. Background Ingredients of a Dangerous Pedestrian Environment • Large roadways 60 km/hr = 50 mi/hr
  • 15. Background Ingredients of a Dangerous Pedestrian Environment • Large roadways
  • 16. Background Ingredients of a Dangerous Pedestrian Environment • Lack of safe crossings
  • 17. Background Ingredients of a Dangerous Pedestrian Environment • High vehicle speeds Free right-turn at signalized intersection
  • 18. Background Ingredients of a Dangerous Pedestrian Environment • High vehicle speeds Source: Dangerous by Design 2011 60 km/hr = 37 mi/hr Transportation for America
  • 19. Background Ingredients of a Dangerous Pedestrian Environment • Dangerous driver behavior  Politics of driving What speed bump?
  • 20. Background Ingredients of a Dangerous Pedestrian Environment • Ineffective pedestrian safety treatments  Full-time flashing beacon (Belisha Beacon) Observed yield compliance: 0%
  • 21. Background Pedestrian Safety: USA vs. UAE • Dangerous by Design 2011 • Ranks metro areas by Pedestrian Danger Index  Pedestrian deaths per 100,000 people  Walk mode share Source: Dangerous by Design 2011 Transportation for America
  • 22. Background Pedestrian Safety: USA vs. UAE Source: Dangerous by Design 2011 Transportation for America
  • 23. Background Pedestrian Safety: USA vs. UAE • Al Ain  2009 Population = 374,000  2008 Pedestrian fatalities = 28  Avg. annual pedestrian deaths per 100,000 = 7.5 Source: Dangerous by Design 2011 Transportation for America
  • 24. Background Ingredients of a Dangerous Pedestrian Environment Low density land use Large roadways Lack of safe crossings Dangerous driver behavior
  • 25. Background Improvement of Pedestrian Safety and Movement in Al Ain and Suburbs • Summer 2010 – Al Ain Municipality hires project team  Background: where is walking occurring, where have collisions occurred • November/December 2010 –team visits Al Ain for two weeks  Stakeholder meetings  Site visits • January 2011 – July 2011 –team develops recommendations • August 2011 – team submits draft report
  • 26. Pedestrian Safety Process Flowchart Define problem Identify priority locations Develop targeted improvements
  • 27. Site Selection Where to Focus Planning Efforts Approx 200 sq. miles
  • 28. Site Selection: US Example WalkFirst Project | San Francisco
  • 29. Site Selection: US Example Pedestrian Activity The WalkFirst Program takes into account seven different factors to serve as indicators for pedestrian activity  Access / need to walk (transit and walking mode share)  Transit ridership (daily transit boardings)  Population density (residential and job density)  Pedestrian generators (schools, medical facilities, retail, senior centers, etc)  Vulnerable populations  Income  Street slope
  • 30. Site Selection: US Example Pedestrian Activity
  • 31. Site Selection: US Example Pedestrian Safety
  • 32. Replicating this methodology in the UAE “Same but Different” While the basic approach is the same, the level of data available and other cultural norms require a slightly different approach; our team used five input categories throughout our process. 1. Pedestrian generators 2. Pedestrian crashes and collisions 3. Estimated and observed pedestrian volumes 4. Level of potential improvement 5. Local stakeholder priority
  • 33. Replicating this methodology in the UAE Desired Deliverables The desired goal was to have a prioritized list of 46 sites. The following process was used to come up with this list. Step #1- Develop Step #2-Prioritize Sites: Step #3-Re-evaluate: Preliminary Site List: Using all five factors, Using this methodology, Using maps of pedestrian each with their own the sites list was then generators, crashes, and individual weightings, reviewed to ensure that stakeholder nominated score each site to the outputs maintained sites, identify determine relative priority consistency with project approximately top 50 goals. locations appropriate for pedestrian improvements
  • 38. Step #2 Factors for Site Prioritization Factor Description Range Weighted Factor Close proximity (300m) to Nearby pedestrian generators pedestrian generators such as 1-4 20% schools, mosques, etc. Number of pedestrian crashes Nearby pedestrian crashes 1-4 25% near or within site area Estimated/Observed Pedestrian Nearby pedestrian generators and 1-5 15% Volumes observed pedestrian activity Qualitative score developed from Level of potential improvement site visits reflecting the potential 1-5 30% ability to improve a site Variable to reflect community Stakeholder Priority stakeholder needs and desires for 1-3 10% site priority 100%
  • 39. Step #3 Evaluation of Final List of Sites Site Number Site Name Site Selection Source Category Summary 1 Khaled Bin Sultan Street at Mutawaa/Sanaiya DOT PSAP Midblock Crossing 2 Al Safia Hypermarket Al Ain Police Roundabout 3 Area around new football stadium Al Ain Police Midblock Crossing 4 Diwan Roundabout Al Ain Police Roundabout 6 Al Ain Bus Station Al Ain Police Midblock Crossing 7 Lulu Hypermarket Al Ain Police Midblock Crossing 13a Green Mubazzarah #1 Al Ain Police Other 13b Green Mubazzarah #2 Al Ain Police Other 14 School Area Parking Lot School Safety Study Midblock Crossing / Parking Lot 15 Al Foaa Area Infrastructure Development Al Ain Municipality Midblock Crossing 17 UAE University Phase 3 Al Ain Municipality New Development 18 School Area #3 - Khaled Bin Sultan Site Selection Analysis Midblock Crossing / Parking Lot 19 Bani Yas and 16th Street Site Selection Analysis Midblock Crossing 20 School Area Parking Lot #2 Site Selection Analysis Parking Lot 22 Balidiya Park North Site Selection Analysis Other 23 Balidiya Park South Site Selection Analysis Other 24 68th Street - Al Salamat Site Selection Analysis Neighborhood Traffic Calming 25 48th Street - Al Salamat Site Selection Analysis Neighborhood Traffic Calming 26 116 St - Central District Site Selection Analysis Midblock Crossing 27 4th St and 2nd St - Central District Site Selection Analysis Neighborhood Traffic Calming 29 Khalifa Bin Zayed at Palace* Site Selection Analysis Midblock Crossing 31 Al Ain St - Mutawaa Site Selection Analysis Midblock Crossing / Parking Lot 32 Sultan Bin Zayed Al Awwal at Al Jahili Fort Site Selection Analysis Junction 33 2nd Street - Al Sarooj Site Selection Analysis Neighborhood Traffic Calming 36 Mohammed Bin Khalifa at Al Noor Markets Site Selection Analysis Midblock Crossing 37 Hamdan Bin Zayed Al Awwal - Al Jimi Site Selection Analysis Midblock Crossing 38 Hili Industrial Area Site Selection Analysis Neighborhood Traffic Calming 39 50th Street - Al Jimi Site Selection Analysis Neighborhood Traffic Calming 40 Khalifa Bin Zayed near Jebel R/A Site Selection Analysis Other 41 16th Street - Kindergarten Site Selection Analysis Neighborhood Traffic Calming Neighborhood Traffic Calming / Sidewalks and 42 Street #3 - Al Muwaiji Site Selection Analysis Walkways 43 Hamdan Ibn Zayed Al Awwal Al Towayya Site Selection Analysis Roundabout 44 Zayed Bin Sultan and Road 1 Site Selection Analysis Midblock Crossing 45 Al Ain Street near Palace Site Selection Analysis Parking Lot 46 Al Krhair Site Selection Analysis Sidewalks and Walkways 47a Hamdan Bin Mohammed - Al Khabisi Workshop #1 Midblock Crossing 47b Hamdan Bin Mohammed R/A - Al Khabisi Workshop #1 Roundabout 53a Al Ain Mall #1 Workshop #1 Midblock Crossing 53b Al Ain Mall #2 Workshop #1 Neighborhood Traffic Calming 53c Al Ain Mall #3 Workshop #1 Midblock Crossing 51 Bani Yas - Hili Workshop #1 Midblock Crossing 52 Khaled Bin Sultan at Omar Bin Al Khattab Workshop #1 Midblock Crossing 54 Sanaiya Junction Al Ain Police Neighborhood Traffic Calming 55 Sanaiya Al Ain Police Neighborhood Traffic Calming 56 Al Dhaher Neighborhood Workshop #1 Midblock Crossing 57 Mezyad Workshop #1 Midblock Crossing
  • 40. Pedestrian Safety Process Flowchart Define problem Identify priority locations Develop targeted improvements
  • 41. Improvements Common Themes • Midblock crossings • Neighborhood traffic calming • Junctions • Roundabouts
  • 42. Improvements Site Visits Mean Everything • See through the “eyes of a pedestrian” • Document everything • Use aerial maps • Take photos of everything
  • 43. Crosswalks: US Example Crosswalk Research • Herms, Bruce. (1972) Pedestrian crosswalk study: accidents in painted and unpainted crosswalks. Transportation Research Record, 406.  “The San Diego study”  Marked crosswalks vs. unmarked crossways  Increased incidence of pedestrian collisions in marked crosswalks  Did not differentiate between: o Number of lanes o Traffic volume o Speed limit
  • 44. Crosswalks: US Example Crosswalk Research • 2002  “The Zegeer study”  Marked vs. unmarked  Two-lane roads o No difference in pedestrian crash rate  Multilane roads o Marked crosswalk alone associated with higher crash rate
  • 45. Crosswalks: US Example Crosswalk Research • “The Zegeer study” Key: C = Candidate sites for marked crosswalks; P = Possible increase in pedestrian crashes may occur if crosswalks are marked without other pedestrian enhancements; N = Marked crosswalks alone are insufficient.
  • 46. Crosswalks: US Example Crosswalk Research • “The Zegeer study” • LOS A-C • LOS D-E • LOS F
  • 47. Crosswalks: US Example Crosswalk Research • 2006  “NCHRP 562”  Researches effectiveness of different crosswalk treatments o Red beacon displays o Flashing beacons o In-roadway lights o Warning signs / markings o Crosswalk markings  Measured yield compliance
  • 48. Crosswalks: Replicating this research in the UAE Applying USA Research to the UAE • What treatments will generate yield compliance?  Roadway characteristics  Driver characteristics • Environmental factors • Crossings not crosswalks
  • 49. Crosswalks Recommendations • 2-lane roadway: marked crosswalk • 4-lane roadway:  Raised crosswalk  Rapid Rectangular Flashing Beacon (RRFB) • 6-lane roadway:  Pedestrian signal  HAWK beacon (High-intensity Activated crossWalK beacon)
  • 50. Crosswalks Recommendations • 4-lane roadway:  Raised crosswalk  Rapid Rectangular Flashing Beacon (RRFB) RRFB Source: www.spotdevices.com Raised crosswalk: before and after
  • 52. Crosswalks Recommendations • 6-lane roadway:  Pedestrian signal  HAWK beacon (High-intensity Activated crossWalK beacon) HAWK Beacon Source: www.roswellgov.com
  • 54. Improvements • Neighborhood traffic calming • Junctions • Roundabouts • Principles:  Speed kills o Narrow lanes o Reduce turn radii o Traffic calming  Limit exposure: o Reduce crossing distances o Safe crossings at a reasonable distance o Channelize if necessary
  • 59. Presentation Summary • Background • Pedestrian safety process • Nuances of working abroad
  • 61. Cultural norms working with stakeholders
  • 63. Expectations of the automobile
  • 64. Questions Charlie Alexander, PE Paul Supawanich, LEEP AP Fehr & Peers NelsonNygaard Roseville, CA San Francisco, CA C.Alexander@fehrandpeers.com PSupawanich@nelsonnygaard.com