Appendix D Traffic Impact Analysis - westplainseis.com

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HCM Unsignalized Intersection Capacity Analysis 7: McFarlane Rd. & Craig Road 2/14/2011 Movement EBL EBT EBR WBL WBT WBR NBL NBT NBR SBL SBT SBR Lane Configurations Volume (veh/h) 0 0 0 52 0 34 0 236 43 45 303 0 Sign Control Stop Stop Free Free Grade 0% 0% 0% 0% Peak Hour Factor 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 Hourly flow rate (vph) 0 0 0 57 0 37 0 257 47 49 329 0 Pedestrians Lane Width (ft) Walking Speed (ft/s) Percent Blockage Right turn flare (veh) Median type None None Median storage veh) Upstream signal (ft) pX, platoon unblocked vC, conflicting volume 744 730 329 707 707 280 329 303 vC1, stage 1 conf vol vC2, stage 2 conf vol vCu, unblocked vol 744 730 329 707 707 280 329 303 tC, single (s) 7.1 6.5 6.2 7.2 6.6 6.3 4.1 4.1 tC, 2 stage (s) tF (s) 3.5 4.0 3.3 3.6 4.1 3.4 2.2 2.2 p0 queue free % 100 100 100 83 100 95 100 96 cM capacity (veh/h) 305 336 712 331 338 743 1213 1269 Direction, Lane # EB 1 WB 1 NB 1 SB 1 Volume Total 0 93 303 378 Volume Left 0 57 0 49 Volume Right 0 37 47 0 cSH 1700 424 1213 1269 Volume to Capacity 0.00 0.22 0.00 0.04 Queue Length 95th (ft) 0 21 0 3 Control Delay (s) 0.0 15.9 0.0 1.4 Lane LOS A C A Approach Delay (s) 0.0 15.9 0.0 1.4 Approach LOS A C Intersection Summary Average Delay 2.6 Intersection Capacity Utilization 48.4% ICU Level of Service A Analysis Period (min) 15 West Plains Development Traffic Impact Analysis 5:00 pm 2/8/2011 2032 Alternative 3 Buildout Synchro 7 - Report Page 7
HCM Unsignalized Intersection Capacity Analysis 8: Thorpe & Craig Road East 2/14/2011 Movement EBL EBT WBT WBR SBL SBR Lane Configurations Volume (veh/h) 256 0 2 13 16 339 Sign Control Free Free Stop Grade 0% 0% 0% Peak Hour Factor 0.92 0.92 0.92 0.92 0.92 0.92 Hourly flow rate (vph) 278 0 2 14 17 368 Pedestrians Lane Width (ft) Walking Speed (ft/s) Percent Blockage Right turn flare (veh) Median type None None Median storage veh) Upstream signal (ft) pX, platoon unblocked vC, conflicting volume 16 566 9 vC1, stage 1 conf vol vC2, stage 2 conf vol vCu, unblocked vol 16 566 9 tC, single (s) 4.1 6.4 6.2 tC, 2 stage (s) tF (s) 2.2 3.5 3.3 p0 queue free % 83 96 66 cM capacity (veh/h) 1595 401 1072 Direction, Lane # EB 1 WB 1 SB 1 Volume Total 278 16 386 Volume Left 278 0 17 Volume Right 0 14 368 cSH 1595 1700 997 Volume to Capacity 0.17 0.01 0.39 Queue Length 95th (ft) 16 0 46 Control Delay (s) 7.7 0.0 10.9 Lane LOS A B Approach Delay (s) 7.7 0.0 10.9 Approach LOS B Intersection Summary Average Delay 9.3 Intersection Capacity Utilization 49.4% ICU Level of Service A Analysis Period (min) 15 West Plains Development Traffic Impact Analysis 5:00 pm 2/8/2011 2032 Alternative 3 Buildout Synchro 7 - Report Page 8
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APPENDIX D TRAFFIC IMPACT ANALYSIS
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TABLE OF CONTENTS 1. EXECUTIVE SUMM
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Table 7. Alternative 1 - PM Peak Ho
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• 10,480-square-foot Tribal Cultu
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Hwy. 2 / Hayford Rd. S 2012 - Phase
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Hwy 2 / Lundstrom: Restripe and wid
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2032 Alternative 2 Mitigations (in
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Table ES- 2. Operational Analysis S
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Table ES- 4. Operational Analysis S
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INTERSECTION MITIGATION - ALTERNATI
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MITIGATION-ALT 2, CONTINUED 2012 PM
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MITIGATION-ALT 3, CONTINUED INTERSE
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• 41,633-square-foot commercial d
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Project Site J 908 N. Howard St. St
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J Map from Friedmutter Group, Decem
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2.5 Methodology The weekday PM peak
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2.7 Applicable Standards, Policies
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3. EXISTING CONDITIONS 3.1 Street N
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3.5 Traffic Volumes The bulk of int
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Pipeline Project Description and As
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4.4 Operational Analysis and Level
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5. TRIP GENERATION and DISTRIBUTION
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5.3 Trip Generation - Alternative 2
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5.6 Trip Reductions and Net New Tri
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5.7 Trip Distribution (Proposed Pro
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6.1.2 ALTERNATIVE 1 - 2015 Phase 2
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6.1.4 ALTERNATIVE 1 - MITIGATION Th
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Listed below are improvements recom
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6.1.5 ALTERNATIVE 2 - 2012 Buildout
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MITIGATION-ALT 2, CONTINUED 2012 PM
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6.1.8 ALTERNATIVE 3 - MITIGATION Th
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The Spokane Tribe should work with
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Table 22. Level of Service for 2032
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Alternative 3 is projected to gener
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2032 Alternative 2 Mitigations:
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8. CONCLUSIONS Based upon the techn
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9. RECOMMENDATIONS Mitigation recom
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Hwy 2 / Hayford: Optimize signal ti
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Hwy 2 / Fairchild AFB: Modify signa
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APPENDIX A TRAFFIC COUNT DATA Appen
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PROJECT: West Plains Development DA
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1 PROJECT: DAVID EVANS and ASSOCIAT
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PROJECT: Project Location INTERSECT
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Pipeline (Year 2012) Int. # INTERSE
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APPENDIX C TRIP GENERATION/INTERNAL
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TRIP GENERATION LAND USE: SHOPPING
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TRIP GENERATION LAND USE: Quality S
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TRIP GENERATION LAND USE: POLICE ST
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ITE Multi-Use Project Internal Capt
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APPENDIX E SYNCHRO WORKSHEETS Appen
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HCM Unsignalized Intersection Capac
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HCM Signalized Intersection Capacit
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APPENDIX E4 YEAR 2019 EXISTING PLUS
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APPENDIX E6 ALTERNATIVE 1 YEAR 2015
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YEAR 2032 SYNCHRO WORKSHEETS Append
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Page 355 and 356: HCM Unsignalized Intersection Capac
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Page 425: APPENDIX F SIDRA ANALYSIS WORKSHEET
Page 428 and 429: MOVEMENT SUMMARY Craig Rd./Hwy. (YE
Page 430 and 431: INTERSECTION SUMMARY Craig Rd./Hwy.
Page 432 and 433: QUEUE DISTANCE Largest 95% Back of
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Page 443 and 444: INTERSECTION SUMMARY Middle Dwy./Hw
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QUEUE DISTANCE Largest 95% Back of
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MOVEMENT SUMMARY Craig Rd./Hwy. 902
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INTERSECTION SUMMARY Craig Rd./Hwy.
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YEAR 2032 SIDRA ANALYSIS WORKSHEETS
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MOVEMENT SUMMARY Craig Rd./Hwy. (YE
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MOVEMENT SUMMARY Craig Rd./Hwy. (YE
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MOVEMENT SUMMARY Middle Dwy./Hwy. (
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INTERSECTION SUMMARY Middle Dwy./Hw
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INTERSECTION SUMMARY Middle Dwy./Hw
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MOVEMENT SUMMARY Craig Rd./6th Ave.
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MOVEMENT SUMMARY Craig Rd./Dwy. Nor
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8 Hour-100%-Minimum Volume - Craig-
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8 Hour-100%-Minimum Volume - Craig-
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8 Hour-100%-Minimum Volume - Middle
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8 Hour-100%-Minimum Volume - Middle
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8 Hour-100%-Minimum Volume - SR-902
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8 Hour-100%-Minimum Volume - SR-902
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ADDENDUM TO TRAFFIC IMPACT ANALYSIS
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overall site plan would not be sign
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In lieu of the various mitigations
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Project Proportional Share: 29.8% F
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Hwy 2 / Fairchild AFB: Modify signa
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Attachment B: Two Roundabout Access
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Attachment C: Operational Analysis
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LEVEL OF SERVICE SUMMARY West Dwy./
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MOVEMENT SUMMARY West Dwy./Hwy. (YE
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MOVEMENT SUMMARY West Dwy./Hwy. (YE
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MOVEMENT SUMMARY West RB 2032 Alt.1
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LEVEL OF SERVICE SUMMARY West RB 20
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MOVEMENT SUMMARY West RB 2032 Alt.3
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LEVEL OF SERVICE SUMMARY Middle Dwy
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LEVEL OF SERVICE SUMMARY Craig Rd./
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Appendix D Traffic Impact Analysis - westplainseis.com

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