Appendix D Traffic Impact Analysis - westplainseis.com

MOVEMENT SUMMARY
Craig Rd./Hwy. (YEAR 2019 PM PEAK, ALT.1,PH.3)
West Plains Development
Roundabout
Site: Roundabout
Movement Performance - Vehicles
Mov ID Turn
Demand
Deg. Average Level of 95% Back of Queue Prop. Effective Average
Flow HV Satn Delay Service Vehicles Distance Queued Stop Rate Speed
veh/h % v/c sec veh ft per veh mph
South: Craig Rd.
3L L 242 1.0 1.280 195.4 LOS F 28.2 709.8 1.00 2.01 6.4
8T T 123 1.0 0.958 98.4 LOS F 9.0 226.2 1.00 1.35 10.4
8R R 81 1.0 0.050 5.9 NA 9 NA 9 NA 9 NA 9 0.49 34.1
Approach 445 1.0 1.280 134.4 LOS F 28.2 709.8 0.82 1.55 8.4
East: Hwy. 2
1L L 97 1.0 1.008 45.8 LOS D 30.7 772.4 1.00 1.77 18.4
6T T 1727 1.0 1.007 34.3 LOS C 33.5 844.7 1.00 1.87 17.3
6R R 575 1.0 0.535 7.2 LOS A 5.2 130.4 0.72 0.71 28.4
Approach 2399 1.0 1.007 28.3 LOS D 33.5 844.7 0.93 1.58 19.3
North: Craig Rd.
7L L 434 1.0 1.256 167.8 LOS F 31.4 790.8 1.00 2.14 6.9
4T T 108 1.0 1.250 159.4 LOS F 31.4 790.8 1.00 2.13 7.0
4R R 233 1.0 0.145 4.3 NA 9 NA 9 NA 9 NA 9 0.41 31.4
Approach 775 1.0 1.257 117.4 LOS F 31.4 790.8 0.70 1.62 8.9
West: Hwy. 2
5L L 314 1.0 0.474 14.7 LOS B 3.6 90.5 0.73 0.94 25.7
2T T 1958 1.0 1.024 35.1 LOS D 35.7 900.9 1.00 1.87 18.1
2R R 314 1.0 0.196 6.1 NA 9 NA 9 NA 9 NA 9 0.50 34.0
Approach 2586 1.0 1.024 29.1 LOS D 35.7 900.9 0.85 1.59 20.0
All Vehicles 6205 1.0 1.280 47.4 LOS D 35.7 900.9 0.86 1.59 15.5
Level of Service (Aver. Int. Delay): LOS D. Based on average delay for all vehicle movements. LOS Method: Delay (HCM).
Level of Service (Worst Movement): LOS F. LOS Method for individual vehicle movements: Delay (HCM).
Approach LOS values are based on the worst delay for any vehicle movement.
Roundabout LOS Method: Same as Signalised Intersections.
Roundabout Capacity Model: SIDRA Standard.
9 Continuous movement
Processed: Tuesday, February 08, 2011 1:49:11 PM Copyright © 2000-2010 Akcelik & Associates Pty Ltd
SIDRA INTERSECTION 5.0.5.1510
www.sidrasolutions.com
Project: P:\S\SPTR00000001\0600INFO\Traffic\February-2011-TIA\Sidra\Craig-Hwy.2\Alt1-PH3-Craig.sip
8000011, DAVID EVANS & ASSOCIATES INC, SINGLE