Sharp MD-S10E Specifications Page 18

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STANDARD SPECIFICATION - BUILDINGS
DPI REFERENCE TEXT - APRIL 2009
PAGE 18
Minimum slope of eaves gutters: 1:200.
Eaves Gutters: High fronted square prole with
overow slots. Size 125 x 100 mm.
Material: Prepainted Steel 0.55 mm BMT.
Fixing: Fix to fascia with 40 mm x 1.0 mm galvanized
brackets at 900 mm max. centres with overstraps.
Expansion Joints: Form expansion joints at max.
12 m centres by stop ending the gutter and saddle
ashing over the two stop ends.
Valley Gutters: Prole to suit the valley boards.
Turn back both edges 180o x 12 mm high. Screw
to valley boards at the top to prevent creep.
Minimum overall width: 400 mm.
Box Gutters: Form to required falls with top edges
level and returned 20 mm at 90 o. T.I.G. Weld stop
ends and outlets for downpipes and overows.
Fabricate rainwater sumps as detailed.
Material: 0.9 mm grade 304 stainless steel, 2b
nish.
Downpipes
Material: 0.55 mm BMT Prepainted steel.
Prefabricate downpipes to the required section and
shape with lock seams. Connect heads to gutter
outlets and, if applicable, connect feet to rainwater
drains. Fabricate joints, bends, offsets and provide
accessories including supports and ttings as
required.
Access Cover: Provide a removable watertight
access cover at the foot of each downpipe stack.
PVC Downpipes: Use a proprietary system of
bends, connections and ttings.
DOORS & WINDOWS
8. DOORS AND WINDOWS
8.1 GENERAL
Cross references
Refer to the following sections:
• Lining, for architraves.
• Painting, for priming of frames and doors before
installation.
8.2 MATERIALS AND COMPONENTS
Flashings
Standard: To AS/NZS 2904.
Metal nishes
Zinc plating: To AS 1789, at least service condition
number 2.
Anodising: To AS 1231, thickness; at least Grade
AA20.
Thermoset powder coating: To AS 3715.
Glass
Selection and installation: To AS 1288.
Safety Glazing: To AS/NZS 2208.
Doorsets
Timber doors: To AS 2688 and NT Government
designations N.T.I. to N.T.5.
Timber frames and jamb linings: To AS 2689.
Security screen doors and window grilles: To AS
5039.
Garage Doors: To AS/NZS 4505
Windows
Selection: To AS 2047.
Preglazing
If possible, preglaze doors and windows.
Bushre Screens: To BCA table 3.7.4.1
8.3 CONSTRUCTION GENERALLY
Standards
Window installation: To AS 2047.
Security screen doors and window grilles installation:
To AS 5040.
Flashings and weatherings
Install ashings, weather bars, drips, storm moulds,
caulking and pointing so that water is prevented
from penetrating the building between frames and
the building structure.
Installation
Install doorsets and windows so they are plumb,
level, straight and true; are adequately xed or
anchored to the building structure; and will not carry
building loads, including loads caused by structural
deection or shortening.
8.4 STEEL DOOR FRAMES
Description
Use frames assembled from coated steel sections,
including necessary accessories such as grommet
type buffers, strike plates to suit the specied
Specifications March 2009.indd 18 11/03/2009 11:47:10 AM
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