Appendix D Traffic Impact Analysis - westplainseis.com

MOVEMENT SUMMARY
Craig Rd./Hwy. (YEAR 2012 PM PEAK, ALT.3,Buildout)
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 143 1.0 0.316 18.7 LOS B 1.9 47.8 0.81 0.96 26.6
8T T 43 1.0 0.162 14.7 LOS B 0.8 20.0 0.81 0.89 28.1
8R R 71 1.0 0.044 5.9 NA 9 NA 9 NA 9 NA 9 0.49 34.1
Approach 257 1.0 0.316 14.5 LOS B 1.9 47.8 0.58 0.82 28.5
East: Hwy. 2
1L L 88 1.0 0.565 14.2 LOS B 5.1 129.7 0.63 0.85 29.7
6T T 1232 1.0 0.564 4.0 LOS A 5.2 130.1 0.62 0.45 29.0
6R R 166 1.0 0.124 4.8 LOS A 0.7 18.8 0.28 0.44 30.1
Approach 1486 1.0 0.564 4.7 LOS B 5.2 130.1 0.58 0.47 29.2
North: Craig Rd.
7L L 122 1.0 0.186 16.7 LOS B 1.1 27.8 0.78 0.94 25.0
4T T 40 1.0 0.186 10.8 LOS B 1.1 27.8 0.78 0.87 29.8
4R R 77 1.0 0.048 4.3 NA 9 NA 9 NA 9 NA 9 0.41 31.4
Approach 239 1.0 0.186 11.7 LOS B 1.1 27.8 0.53 0.76 27.4
West: Hwy. 2
5L L 100 1.0 0.129 12.1 LOS B 0.7 18.4 0.44 0.70 26.8
2T T 1487 1.0 0.612 5.1 LOS A 6.0 151.2 0.61 0.50 29.2
2R R 219 1.0 0.137 6.1 NA 9 NA 9 NA 9 NA 9 0.50 34.0
Approach 1806 1.0 0.612 5.6 LOS B 6.0 151.2 0.53 0.51 29.5
All Vehicles 3788 1.0 0.612 6.2 LOS A 6.0 151.2 0.55 0.53 29.2
Level of Service (Aver. Int. Delay): LOS A. Based on average delay for all vehicle movements. LOS Method: Delay (HCM).
Level of Service (Worst Movement): LOS B. 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: Wednesday, February 09, 2011 11:19:51 AM 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\Alt3-Buildout-Craig.sip
8000011, DAVID EVANS & ASSOCIATES INC, SINGLE