RFI - 20210153 Maple St Traffic Assessment

 INTRODUCTION
RECOR has been engaged to respond to the Traffic related items in the Information Request (RFI) from Noosa
Council, regarding a proposed NDIS housing development at 45 Maple St,Cooroy. The application reference No is
MCU23/0007 RAL23/0001.

This report has been prepared to address the revised swept paths plans and provide discussion on the matters raised
by council. The items addressed by this report are provided below.



Issue – Sight Distance Analysis

Information Required
2. Provide a ‘Traffic Impact Report’ (or the like) and amended plans that demonstrates the proposed access is safe for
all road users by complying with Austroads’ Guide to Road Design Part 4A. The ‘Traffic Impact Report’ (or the like) and
amended plans must be prepared by a suitably qualified person (RPEQ – Registered Professional Engineer of
Queensland) and include, but not be limited to:
a. demonstrate compliance with Section 3.2.2 of Austroads’ Guide to Road Design Part 4A by calculating the minimum
Safe Intersection Sight Distance and demonstrating an unbroken line-of-sight can be achieved, both longitudinally
and from a ‘layout’ perspective;

b. demonstrate compliance with Section 3.2.3 of Austroads’ Guide to Road Design Part 4A by demonstrating an
unbroken line-of-sight can be achieved, both longitudinally and from a ‘layout’ perspective, for the Minimum Gap
Sight Distance between both conflict points and vehicles travelling along Maple Street; and

c. assume all parking (cars and buses) are occupied when demonstrating an unbroken line-of-sight.




Issue – Passing Opportunity & Vehicle Manoeuvrability
Information Required

4. Provide additional detail demonstrating how the internal driveway between Chainages 40 and 80 will function to
avoid vehicle accidents. The additional detail must be prepared by a suitably qualified person (RPEQ – Registered
Professional Engineer of Queensland) and include, but not be limited to:
a. provide Turning Path plans demonstrating that two B99 vehicles can simultaneously manoeuvre the internal
driveway between Chainages 40 and 80 without colliding; and

b. demonstrate if vehicles can complete the left-hand turns at Chainages 50 and 70 without crossing the centreline of
the proposed internal driveway.

c. if vehicles must cross the centreline of the proposed internal driveway during these left-hand turns and/or cannot
simultaneously manoeuvre the internal driveway, provide comment on what driver has ‘right of way’ to avoid collisions
and how this is indicated.



Issue – Vehicle Swept Paths
5. Provide additional detail and an amended Vehicle Swept Paths Plan that demonstrates how the proposed carparks
are functional. The additional detail and amended plan must be endorsed by a suitably qualified person (RPEQ –
Registered Professional Engineer of Queensland) and include, but not be limited to:
a. realistic starting and finishing vehicle locations;
b. assume all neighbouring carparks are occupied;

Project number 20210153                                                                                         Page 4 of 20
File 20210153 Maple St Traffic Assessment Report.docx, 2023-05-04 Revision 0

P +61 7 5211 1003                            A 75 Noosa Dr, Noosa Heads Qld 4567   E [email protected]    recorconsulting.com