13. OBoat Hire - Prescribed Tidal Works Code

NOOSA RIVER ENTERPRISES PTY LTD AS TRUSTEE UNDER INSTRUMENT 708121382 – PRESCRIBED
TIDAL WORKS – OBOATS REDEVELOPMENT
Performance Criteria                      Acceptable Solution                        Comments

Design, construction and safety – pontoons

                                                        remains above the
                                                        water over which it is
                                                        constructed      if     a
                                                        distributed live load of
                                                        1.5kPa is applied to half
                                                        of the surface of the
                                                        pontoon’s flotation unit
                                                        and all of the surface of
                                                        the pontoon’s access
                                                        walkways; and
                                                   (D) the whole base of the
                                                        pontoon’s flotation unit
                                                        remains in contact with
                                                        the water over which it
                                                        is constructed at all
                                                        times and tilts no more
                                                        than 15o at any time;
                                          b) if a relevant planning scheme
                                               standard is more stringent than
                                               the standard mentioned in
                                               paragraph (a)– the relevant
                                               planning scheme standard, to the
                                               extent it is more stringent than
                                               the standard mentioned in
                                               paragraph (a).
18.4 Prescribed tidal works that are a    The design and construction of the         Compliant.
pontoon      are    designed      and     pontoon is consistent with the
constructed in a way to ensure the        following:-
pontoon’s flotation unit will:-
                                          a)  subject to paragraph (c), the          The         proposed        pontoon
                                                                                     redevelopment will be secured by
(a) rise and fall to allow for a change       pontoon’s flotation unit is:-
                                                                                     steel piles that will enable the
    in tidal water levels, including a       (i)   attached,     through      the
                                                                                     flotation units to move up and down
    change caused by a flood or                    pontoon’s      system       for   with the tidal movements.
    storm tide; and                                mooring the unit, to
(b) not be separated from the lot to               concrete anchors in the
    which the pontoon is connected                 bank landward of the
    because of:-                                                                     The height of the piles at RL3.2m
                                                   pontoon; or
                                                                                     (AHD) is suitable for tidal water levels
    a. a change in tidal water levels        (ii) moored by piles;
                                                                                     from flood or storm events.
         mentioned in paragraph (a);      b) subject to paragraph (c), if a tidal
         or                                   water level change resulting from
    b. the flow of tidal water                a flood or storm tide with an AEP
         around       the      pontoon,       of 1% would cause a pontoon’s
         including tidal water affected       flotation unit to detach from the
         by a flood or storm tide.            system for mooring the unit:-
                                              (i) the standard applying under
                                                   paragraph (a); and
                                              (ii) the pontoon’s flotation unit
                                                   is restrained with a tethering
                                                   system to withstand the
                                                   effects of the event;