2022-05-16 GC Agenda - Item 7 - Attachment 1 - Report from Marine Approval Specialists

Performance outcome                        Acceptable outcome                   Applicant response           Assessment
(d) the protection of any
foreshores near the works
and the vegetation and
marine plants on the
foreshores
Design, construction and safety—all prescribed tidal works
12.1 Prescribed tidal works are            The design and construction of the   Alternative Solution for     The applicant has demonstrated
designed and constructed in a              prescribed tidal works is            Performance Outcome          compliance with PO12.1. The
way to ensure they are                     consistent with the following        12.1.                        proposed design and construction of
structurally sound, having                 standards—                           The rock substrate has       the Project is in accordance with
regard to the following—                   (a) subject to paragraph (c), each   been designed by ICM to      relevant engineering standards
(a) relevant engineering                   Australian Standard relevant         be structurally sound,       which considers their location and
standards;                                 to the design or construction        having regard to the         purpose, being primarily on the
(b) the location of the works;             of structures, to the extent         following:                   seabed to provide a restoration
(c) the purpose for which the              requirements stated in the           (a) Relevant Australian      substrate.
works are to be used;                      Standard apply to the design         Standards and
(d) the impact of flooding,                or construction of prescribed        internationally recognised
storm tide, overtopping by                 tidal works;                         best practice guidelines.
waves, projected sea level                 (b) subject to paragraph (c), the    The structure has been
rise, tidal influences and                 projected sea level rise is          certified by an RPEQ
hydrodynamic forces;                       factored into the design and         engineer.
(e) the design life of the works;          construction of the prescribed       (b) Site-specific design
(f) the dead load of the works             tidal works;                         details have been provided
and the intended live load                 (c) if a relevant planning scheme    for Phase 1. The detailed
for the works;                             standard is more stringent           design of Phase 2 is
(g) the impact of hydrostatic              than the standard mentioned          required to be undertaken
pressures on the works;                    in paragraph (a) or (b)—the          by a coastal engineer,
(h) the stability of individual            relevant planning scheme             including consideration of
components of the works,                   standard, to the extent it is        site-specific parameters
including, for example,                    more stringent than the              and selection of a stabile
boulders, concrete blocks                  standard mentioned in                rock grading. Refer ICM
or sandbags                                paragraph (a) or (b).