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Appendix E - Traffic Impact Assessment Report
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4.5 INTERSECTION ANALYSIS
4.5.1 HOFMANN DRIVE / RENE STREET ROUNDABOUT
The SIDRA Intersection software has been used to assess the performance of the Hofmann Drive
/ Rene Street roundabout as a single site. The layout of the Hofmann Drive / Rene Street
roundabout is shown in Figure 4-3.
Figure 4-3 Hofmann Drive / Rene Street Roundabout
The following SIDRA parameters have been applied to the model:
A Saturation Flow of 1,950 through car units per hour;
A Peak Flow Period of 30 minutes, with a conservative Peak Flow Factor of 95%; and
Gap acceptance parameters based on relevant Austroads Guidelines.
The results for the analysis of the background traffic and with development traffic scenarios for
the Hofmann Drive / Rene Street roundabout in the opening year (2022) have been summaries in
Table 4-3. Detailed SIDRA outputs have been included in Appendix D.
Ref: B18254TR001_revB - 19 - Medical Centre – Hofmann Drive, Noosaville
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