Building Approval · MCU22/0116.01

                                                                                               Page 4 of 5

22. STAIR CONSTRUCTIONS
    Stairs must be constructed in accordance with NCC Vol 2 H5D2 and ABCB Housing Provisions Clause
    11.2. Stairs are to have a maximum of 18 risers; Stepped quarter landings must not have more than three
    winders; Riser openings must not allow a 125mm sphere to pass through between treads, Riser dimension
    115mm min - 190mm max; Going dimensions 240min - 335 mm max; Slope Relationship (2R+G) 550mm
    min -700mm max. All dimensions within the stair flight must be constant throughout.

23. BALUSTRADES
    Where the change in level from floor of balcony to ground level or floor level below is greater than 1000mm
    to balconies, access paths and lands or he like, the balustrades are to be constructed in accordance with
    NCC Vol 2 H5D3 and ABCB Housing Provisions Clause 11.3. The balustrades must be constructed so that
    any openings does not permit a 125mm sphere to pass through it and for stars the space is tested about the
    line of the nosing. Balustrade heights must comply the following minimum requirements:

           865mm above the nosing of the stair tread;
           1000mm above the finished floor level;
           For floors greater than four (4) metres above ground the balustrading or other barrier between
            150mm and 760mm above the floor must not facilitate climbing.

    All steel wire balustrading must be designed and constructed in accordance with ABCB Housing
    Provisions Clause 11.3.4, 11.3.1 and 11.3.3.

24. GLAZING
    All glazing in buildings must comply with the requirements of NCC Vol 2 H1D8, H2D7 and ABCB
    Housing Provisions Clause 8 and AS1288 (As amended).

25. SMOKE ALARMS
    Smoke alarms must comply with the requirements of NCC Vol 2 H3 and ABCB Housing Provisions
    Clause 9 and AS3786 (As amended) and be connected to consumer mains power. Smoke alarms to be
    located between all bedrooms and remainder of dwelling and, installed on all levels and
    interconnected.

26. MAINTENANCE FREE WALLS
    W here less than 750mm to the boundary, maintenance free, such as unpainted or untreated
    masonry or prefinished steel sheeting.

27. SUSTAINABLE HOUSING MEASURES
    Building work to be constructed in accordance with the requirements of Queensland Development
    Code MP4.1. Certification to be provided to certifier prior to issue of final certificate.

    Energy efficient fixtures - buildings to have energy efficient lighting for a minimum of 80% of total fixed
    internal artificial lighting. New air-conditioners to have an EER of at least 2.9.

    Water conservation - All shower roses to have a minimum 3-star Water Efficiency Labelling and
    Standards rating.

    All toilet cisterns to have a dual flush function and minimum 4-star Water Efficiency Labelling and
    Standards rating and are compatible with the size of the bowl to allow for proper functioning of the
    toilet.

    Tap-ware has a minimum 3-star Water Efficiency Labelling and Standards rating for taps serving
    laundry tubs, kitchen sinks and basins.

28. FIRE SEPARATING WALLS
    Fire separating walls must comply with the requirements of NCC Vol 2 H3D2 to obtain a minimum Fire
    Resistance Level of 60/60/60. Walls must extend to the underside of a non-combustible roof covering
    with non-combustible mineral fibre insulation packed into the void between the top of the wall and
    underside of the roof covering. Prior to the work being covered or enclosed the Private Certifier must
    inspect and approve fire separation. An installation certificate must be provided from the installer
    (licensed by the BSA to install Passive Fire Rated Construction) to the Private Certifier prior to finalising
    the approval.