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MCU14/0106 Appendix D - Traffic Impact Assessment
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Traffic Impact Assessment
Noosa Civic Expansion
5.6.7 Intersection 7: Walter Hay Drive/Northern Access
The intersection of Walter Hay Drive/Northern Access is currently a three-way roundabout with varying
circulating lane widths, under the authority of the Noosa Council. Walter Hay Drive is the major north-south
through road. The most recent aerial imagery of the intersection is shown alongside the analysed
intersection form on Figure 5-12. Results for the analysis are summarised in Table 5-13.
Figure 5-12 Intersection 7: Walter Hay Drive/Northern Access
Source: Aerial image supplied by Nearmap, maps.au.nearmap.com
Table 5-13 Intersection 7: SIDRA Results – Existing Layout
Thursday PM Peak Hour Saturday AM Peak Hour
Scenario
95th%le 95th%le
DOS Delay (sec) DOS Delay (sec)
Queue (m) Queue (m)
2014 Background 0.20 4 9 0.19 4 8
2018 Background 0.22 4 10 0.20 4 9
2018 with Development 0.27 5 13 0.26 5 12
2028 Background 0.24 4 11 0.23 4 10
2028 with Development 0.30 5 15 0.28 5 14
The results indicate that the existing intersection layout has adequate capacity for both the background and
development scenarios at the 2028 design horizon.
J13041 Cardno December 2014
Prepared for QIC Noosa Civic Pty Ltd Page 31
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