Pedestrian Signal Safety - AAA Foundation for Traffic Safety

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154 APPENDIX E: MONTGOMERY COUNTY, MARYLAND CASE STUDY
LIST OF TABLES Table/Page E-1/156. Montgomery County, Maryland population distribution by age. E-2/160. Walking speeds for pedestrians at intersections in Montgomery County, Maryland. E-3/161. Significance testing of difference in mean walking speed at traditional and pedestrian countdown signals for two age groups. E-4/162. Significance testing of difference in mean walking speed for younger and older pedestrians for two types of pedestrian signal. E-5/162. Walking speeds of pedestrians with impairments, regardless of age, in Montgomery County, Maryland. E-6/164. Frequency and percentage of younger pedestrians entering during the WALK, flashing DON’T WALK, or DON’T WALK indication at traditional signals in Montgomery County, Maryland. E-7/164. Frequency and percentage of younger pedestrians entering during the WALK, flashing DON’T WALK, or DON’T WALK indication at pedestrian countdown signals in Montgomery County, Maryland. E-8/165. Frequency and percentage of older pedestrians entering during the WALK, flashing DON’T WALK, or DON’T WALK indication at traditional signals in Montgomery County, Maryland. E-9/165. Frequency and percentage of older pedestrians entering during the WALK, flashing DON’T WALK, or DON’T WALK indication at pedestrian countdown signals in Montgomery County, Maryland. E-10/166. Pedestrians remaining in the intersection at the start of the DON’T WALK interval in Montgomery County, Maryland. E-11/167. Pedestrian WALK and clearance time durations for case study intersection in Montgomery County, Maryland. E-12/169. Montgomery County, Maryland intersection characteristics: approach lane usage, peak-hour traffic volumes, and cycle length. E-13/172. Montgomery County, Maryland: intersection level of service under various peakhour traffic volume and pedestrian walking speed scenarios. LIST OF FIGURES Figure/Page E-1/156. Map of Montgomery County, Maryland. E-2/158. Study intersections in Bethesda, Maryland. E-3/158. Study intersections in Silver Spring, Maryland. E-4/170. Delay vs. volumes at case study intersections for walking speeds of 3.00, 3.50, 4.00 ft./sec. and base conditions. E-5/170. Intersection delay for major and minor Street approaches, 3.00 ft./sec. walking speed, Montgomery County, Maryland. E-6/171. Intersection delay for major and minor street approaches, 3.50 ft./sec. walking speed, Montgomery County, Maryland. E-7/171. Intersection delay for major and minor street approaches, 4.00 ft./sec. walking speed, Montgomery County, Maryland. 155
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Pedestrian Signal Safety for Older
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LIST OF TABLES Table/Page ES-1/19.
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LIST OF FIGURES Figure/Page 1/22. E
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LIST OF DEFINITIONS Access Board Th
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FOREWORD ABOUT THE SPONSOR This stu
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16 Mark J. Kulewicz Director-Traffi
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18 LITERATURE REVIEW FINDINGS • O
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20 1. Based on the results observed
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22 Figure 1. Example of a pedestria
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METHODS The project objectives were
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and 3.40 ft./sec. for pedestrians o
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the potential impact of various wal
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Pedestrian Start-Up Time Pedestrian
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• a PCD signal with both the coun
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six crosswalks experienced a signif
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where: W = duration of WALK indicat
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Gates, Noyce, Bill, and Van Ee expa
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Table 3. Summary of empirical data
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Table 4. Summary of researcher reco
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SITE SELECTION/EFFECT OF DIFFERENT
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Walking Speeds The project team mea
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RESULTS AGENCY SURVEY FINDINGS Deta
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5 0 . 0 % 4 5 . 0 % 4 0 . 0 % 3 5 .
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POSITIVE IMPACTS OF PEDESTRIAN COUN
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• Give third priority to signaliz
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15th-Percentile Walking Speed The 1
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Table 10: Pedestrian signal complia
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Table 12. Older pedestrians remaini
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The case study intersections in Sal
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Five different traffic volume condi
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Minneapolis/St.Paul, Minnesota Figu
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Figure 10. Delay vs. volumes at Mon
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There was no change in overall LOS
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Figure 13. Delay vs. volumes at Ora
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Pedestrian Understanding and Prefer
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the countdown at the end of the FDW
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lengths are preferred for pedestria
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Table 23. Comparison of the literat
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observer was assigned to each inter
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APPENDIX A WEB-PEDESTRIAN COUNTDOWN
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PURPOSE OF SURVEY The purpose of th
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d) Plan to use during the next one
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Question 22 If you answered “yes
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Table A-1. Distribution of responde
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Table A-2. Respondent organizations
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Figure A-2 shows the distribution o
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6 0 .0 % 5 5 .0 % 5 0 .0 % 4 5 .0 %
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Figure A-7. Roadway characteristics
Page 103 and 104: PEDESTRIAN COUNTDOWN SIGNAL START/E
Page 105 and 106: PCD Signal Start/End Times Start of
Page 107 and 108: 3. Seniors and other adults showed
Page 109 and 110: • No. Countdown timers encourage
Page 111 and 112: the crossing time remaining? Yes 20
Page 113 and 114: • None (n = 32) • Motorists spe
Page 115 and 116: PEDESTRIAN SAFETY FOR OLDER PEDESTR
Page 117 and 118: APPENDIX C: BROWARD COUNTY, FLORIDA
Page 119 and 120: BACKGROUND Broward County is locate
Page 121 and 122: DATA COLLECTION METHODOLOGY Pedestr
Page 123 and 124: For younger pedestrians, the mean w
Page 125 and 126: Pedestrians Under 65 Table C-6 show
Page 127 and 128: Pedestrians Left in Intersection At
Page 129 and 130: Table C-11. Pedestrian WALK and cle
Page 131 and 132: Figure C-2. Delay vs. volumes at ca
Page 133 and 134: Table C-13. Broward County, Florida
Page 135 and 136: APPENDIX D: MINNEAPOLIS/ST. PAUL, M
Page 137 and 138: BACKGROUND Minneapolis, in southeas
Page 139 and 140: • Lyndale Avenue and Franklin Ave
Page 141 and 142: Table D-2. Walking speeds for pedes
Page 143 and 144: Table D-4. Significance testing of
Page 145 and 146: Table D-7. Frequency and percentage
Page 147 and 148: SURVEY RESULTS A total of 150 pedes
Page 149 and 150: For the major street approaches, LO
Page 151 and 152: 3.50 ft./sec. Figure D-6. Intersect
Page 153: SUMMARY In summary, the key results
Page 157 and 158: SITE SELECTION Engineering staff fr
Page 159 and 160: DATA COLLECTION METHODOLOGY Pedestr
Page 163 and 164: Twenty-two pedestrians with mobilit
Page 165 and 166: Older Pedestrians Table E-8 shows t
Page 167 and 168: EFFECT OF CHANGING WALKING SPEEDS O
Page 169 and 170: As shown in Table E-12, major stree
Page 171 and 172: 3.50 ft./sec. Figure E-6. Intersect
Page 173 and 174: SUMMARY In summary, the key results
Page 175 and 176: LIST OF TABLES Table/Page F-1/176.
Page 177 and 178: SITE SELECTION The City of White Pl
Page 179 and 180: RESULTS Walking Speeds The walking
Page 183 and 184: cross. That is, at an intersection
Page 185 and 186: Pedestrians Left in Intersection At
Page 187 and 188: Table F-11. Pedestrian WALK and cle
Page 189 and 190: Table F-13. White Plains, New York:
Page 191 and 192: APPENDIX G: SALT LAKE CITY, UTAH CA
Page 193 and 194: BACKGROUND Salt Lake City is Utah
Page 195 and 196: Figure G-2 displays the type of ped
Page 197 and 198: Table G-2. Walking speeds for pedes
Page 199 and 200: Pedestrians with Impairments Pedest
Page 201 and 202: Older Pedestrians Table G-8 shows t
Page 203 and 204: EFFECT OF CHANGING WALKING SPEEDS O
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Figure G-3. Delay vs. volumes at ca
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Table G-13. Salt Lake City, Utah in
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APPENDIX H: ORANGE COUNTY, CALIFORN
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BACKGROUND Orange County, Californi
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DATA COLLECTION METHODOLOGY Pedestr
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For younger pedestrians, the mean w
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Younger Pedestrians Table H-6 shows
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Pedestrians Left in Intersection At
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Figure H-2 shows the overall averag
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Figure H-2. Delay vs. volumes at ca
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Table H-13. Orange County, Californ
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APPENDIX I: MONROE COUNTY, NEW YORK
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COUNTY OF MONROE DEPARTMENT OF TRAN
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APPENDIX J: NATIONAL COMMITTEE ON U
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3. Add a new Guidance statement rec
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Guidance: Where the pedestrian clea
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Fugger, T.F., B.C. Randles, A.C. St
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