Appendix G

                                                                                                                                                     15




Figure 4- 2: SIDRA generated illustration of the existing Cooroy-
                                                          Cooroy -Noosa Road / Carramar
Access / Access to Local Development Intersection – actual operation
                                                               operation

The operation of the existing Cooroy-Noosa Road / Carramar Access / Access to Local
Development intersection illustrated above has been assessed by utilising SIDRA 5.0 modelling
and the results are summarised in Table 4-2 below.

Table 4- 2: Operational Characteristics of the existing - actual operation layout of Cooroy-
                                                                                     Cooroy -
Noosa Road / Carramar Access / Access to Local Development intersection – 2022 AM
and PM Base / Design Scenarios
                                                       2022 Base                                          2022 Design

                                       AM Peak                       PM Peak               AM Peak                      PM Peak
   Approach        Movement      Maximum         th
                                              95 %ile       Maximum            th
                                                                          95 %ile    Maximum         th
                                                                                                  95 %ile       Maximum      95th%ile
                                 Degree of    Back of       Degree of     Back of    Degree of    Back of       Degree of    Back of
                                 Saturation   Queue         Saturation    Queue      Saturation   Queue         Saturation   Queue
                                    (X)         (m)            (X)          (m)         (X)         (m)            (X)         (m)

                        L           0.02         0.5          0.02             0.6     0.02          0.5           0.02           0.6
 Access to local
 development -         T            0.02         0.5          0.02             0.6     0.02          0.5           0.02           0.6
     South
                       R            0.02         0.5          0.02             0.6     0.02          0.5           0.02           0.6

                        L           0.33          0           0.50              0      0.33           0            0.50           0
 Cooroy-Noosa
                       T            0.31          0           0.49              0      0.31           0            0.49           0
  Road - East
                       R            0.02         0.5          0.01             0.2     0.03          0.7           0.01           0.3

                        L           0.03         0.8          0.08             2.2     0.04          1.2           0.10           2.9
Carramar Access
                       T            0.03         0.8          0.08             2.2     0.04          1.2           0.10           2.9
     – North
                       R            0.03         0.8          0.08             2.2     0.04          1.2           0.10           2.9

                        L           0.53          0           0.40              0      0.53           0            0.42           0
 Cooroy-Noosa
                       T            0.52          0           0.42              0      0.53           0            0.42           0
  Road - West
                       R            0.00          0           0.00             0.1     0.00           0            0.00           0.1
Note: Practical Maximum Degree of Saturation (Xp) for unsignalised intersection is 0.80.




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