Appendix D Traffic Impact Analysis - westplainseis.com

PROJECT: West Plains Development
DAVID EVANS AND ASSOCIATES INC.
JOB NO: SPTR00000001 908 N Howard St. #300
INTERSECTION: US2/Garfield Road Spokane, Wa 99021
DATE OF COUNT: July 2, 2009
APPROACH
MOVEMENT
TRAFFIC COUNT REDUCTION WORKSHEET
15 Minute Period Beginning @
PM PEAK HOURS
Ph: (509) 327-8697
Fax: (509) 327-7345
3:00 3:15 3:30 3:45 4:00 4:15 4:30 4:45 5:00 5:15 5:30 5:45
pass trk pass trk pass trk pass trk pass trk pass trk pass trk pass trk pass trk pass trk pass trk pass trk
Left 10 1 13 0 17 0 12 0 8 0 14 0 11 0 15 0 9 1 6 0 15 0 12 0
Eastbound Through 250 3 239 4 252 1 267 2 275 1 255 4 237 2 239 2 228 3 204 5 187 3 172 2
Right 4 1 3 0 3 0 1 0 1 0 2 0 7 1 2 0 2 0 3 0 3 0 3 0
App. Total 264 5 255 4 272 1 280 2 284 1 271 4 255 3 256 2 239 4 213 5 205 3 187 2
Pct Trucks 1.86 1.54 0.37 0.71 0.35 1.45 1.16 0.78 1.65 2.29 1.44 1.06
Left 6 1 9 1 10 0 10 0 7 1 8 1 6 0 8 0 10 1 14 0 9 1 4 0
Westbound Through 216 4 232 2 232 2 260 2 219 4 252 1 244 3 261 0 236 1 273 2 246 0 221 2
Right 29 0 37 0 28 0 37 0 28 0 32 0 23 1 40 0 38 0 32 1 36 0 43 1
App. Total 251 5 278 3 270 2 307 2 254 5 292 2 273 4 309 0 284 2 319 3 291 1 268 3
Pct Trucks 1.95 1.07 0.74 0.65 1.93 0.68 1.44 0.00 0.70 0.93 0.34 1.11
Left 12 0 5 0 8 0 8 0 11 0 10 0 11 0 4 0 14 0 12 0 12 0 5 0
Northbound Through 5 0 3 0 2 0 2 0 0 0 2 0 1 0 1 0 3 0 5 0 3 0 5 0
Right 16 0 10 3 24 1 36 2 13 0 19 0 23 0 21 1 20 0 16 0 9 0 12 1
App. Total 33 0 18 3 34 1 46 2 24 0 31 0 35 0 26 1 37 0 33 0 24 0 22 1
Pct Trucks 0.00 14.29 2.86 4.17 0.00 0.00 0.00 3.70 0.00 0.00 0.00 4.35
Left 25 1 28 1 22 0 25 0 25 0 26 0 33 0 28 0 32 0 21 0 26 0 27 0
Southbound Through 4 0 3 0 0 0 0 0 4 0 1 0 2 0 7 0 4 0 1 0 5 0 2 0
Right 7 0 14 0 14 0 19 0 8 0 12 0 8 0 11 0 11 1 9 0 17 0 24 0
App. Total 36 1 45 1 36 0 44 0 37 0 39 0 43 0 46 0 47 1 31 0 48 0 53 0
Pct Trucks 2.70 2.17 0.00 0.00 0.00 0.00 0.00 0.00 2.08 0.00 0.00 0.00
Total Intersection Volume 584 11 596 11 612 4 677 6 599 6 633 6 606 7 637 3 607 7 596 8 568 4 530 6
Intersection Pct Trucks 1.85 1.81 0.65 0.88 0.99 0.94 1.14 0.47 1.14 1.32 0.70 1.12
Intersection Total Pct Intersection Total Pct
One Hour Volumes Trucks One Hour Volumes Trucks PM PEAK HOUR VOLUME
3:00 1.279 4:15 2506 0.918
2501
3:15 2511 1.075 4:30 2475.075 1.010
3:30 2543 0.865 4:45 2430 0.905
3:45 2540 0.984 5:00 2326 1.075
4:00 2497 0.881
PM PEAK HOUR BREAKDOWN Truck % 0.00% 0.00% 0.00%
P.H.F. 0.70 0.31 0.94
3:30 3:45 4:00 4:15 Volume 53 5 98
APPROACH MOVEMENT
pass trk pass trk pass trk pass trk TOTAL P.H.F.
Left 17 0 12 0 8 0 14 0 51 0.75
Eastbound Through 252 1 267 2 275 1 255 4 1057 0.957428
Right 3 0 1 0 1 0 2 0 7 0.583333
App. Total 272 1 280 2 284 1 271 4 1115 0.97807
Pct Trucks 0.37 0.71 0.35 1.45 0.717489 Truck % P.H.F. Volume Volume P.H.F. Truck %
Left 10 0 10 0 7 1 8 1 37 0.925 0.00% 0.75 51 125 0.84 0.00%
Westbound Through 232 2 260 2 219 4 252 1 972 0.927481
Right 28 0 37 0 28 0 32 0 125 0.844595 0.76% 0.96 1057 972 0.93 0.93%
App. Total 270 2 307 2 254 5 292 2 1134 0.917476
Pct Trucks 0.74 0.65 1.93 0.68 0.970018 0.00% 0.58 7 37 0.93 5.41%
Left 8 0 8 0 11 0 10 0 37 0.840909
Northbound Through 2 0 2 0 0 0 2 0 6 0.75
Right 24 1 36 2 13 0 19 0 95 0.625
App. Total 34 1 46 2 24 0 31 0 138 0.71875
Pct Trucks 2.86 4.17 0.00 0.00 2.173913
Left 22 0 25 0 25 0 26 0 98 0.942308
Southbound Through 0 0 0 0 4 0 1 0 5 0.3125 Volume 37 6 95
Right 14 0 19 0 8 0 12 0 53 0.697368 P.H.F. 0.84 0.75 0.63
App. Total 36 0 44 0 37 0 39 0 156 0.886364 Truck % 0.00% 0.00% 3.16%
Pct Trucks 0.00
0.00
0.00
0.00
0
Intersection Volume 612 4 677 6 599 6 633 6 2543 0.93082
Intersection Pct Trucks 0.65 0.88 0.99 0.94
0.86512