Specifications

STANDARD SPECIFICATION - BUILDINGS
DPI REFERENCE TEXT - APRIL 2009
PAGE 26
signs in accordance with the general requirements
of AS/NZS 1841.1.
Fire blankets
Provide re blankets and location signs to AS/NZS
3504 - size: 1800 x 1800 mm.
12.8 DISPLAY BOARDS
White boards
White Viterous enamel steel sheet on 13 mm
plasterboard with aluminium foil backing xed in
a clear anodised aluminium frame with a black
neoprene strip to conceal xings and an integral
pen rail. Conceal screw x to wall at 900 maximum
crs.
Pin boards
Homogenous, resilient, hessian backed cork 3.2
mm thick on 13 mm plasterboard with aluminium
foil backing xed in a clear anodised aluminium
frame with a black neoprene strip to conceal xings.
Screw x to wall at 900 maximum crs.
12.9 CLOTHES HOISTS
Supply clothes hoists as required in the positions
indicated or as directed.
Rotary Hoists - Hills Supa 4 rotary clothes hoist.
Folding Hoist - Hills paraline duo FD40362.
Install as per the manufacturers written
instructions.
Concrete Footings: refer to the miscellaneous items
clause in the Concrete Construction section.
12.10 GRAB RAILS
Polished stainless steel 32 mm diameter with
concealed xings.
Design and xing: To AS 1428.1.
12.11 LETTERBOXES
Supply mailboxes complying with AS/NZS 4253.
Provide locks where required.
Install on the fence with galvanized brackets or
mount on 40 N.B. galvanized pipe 1000 mm above
ground level in a concrete footing 300 dia x 600 mm
deep.
13. TILING
13.1 GENERAL
Standards
Follow the guidance given in AS/NZS 3958.1 and
AS/NZS 3958.2.
13.2 MATERIALS AND COMPONENTS
Exposed edges
If available, provide purpose-made border tiles
with the exposed edge (whether round, square or
cushion) glazed to match the tile face.
Accessories
If available, provide tile accessories such as round
edge ceramic tiles, cove tiles, step treads and
nosings to stairs, landings, and thresholds, skirtings,
sills, copings and bath vents, which match the
surrounding tiles, composition, colour and nish.
Adhesives
Standard: To AS 2358.
PVA based adhesives: Do not use in wet areas or
externally.
Mortar materials
Sand: Fine aggregate with a low clay content selected
for grading, sharp and free from eforescing salts.
Cement: To AS 3972, type GP.
Bedding mortar
Proportioning: Select proportions from the range 1:3
to 1:4 cement:sand by volume to obtain satisfactory
adhesion. Provide minimum water.
Grout
Cement based proprietary grout: Mix with water.
Fine sand may be added as a ller in wider joints.
Portland cement based grout: Mix with ne sand.
Provide minimum water consistent with workability.
Proportioning:
• For joints up to 3 mm: 1:2 cement:sand.
• For joints over 3 mm: 1:3 cement:sand.
Epoxy Grout: Use a proprietary epoxy grout
in commercial kitchens and other heavy duty
applications.
Terracotta Tiles: Use proprietary polymer modied
grout.
Substrates
General: Before tiling, allow at least the following
times to elapse (for initial drying out and shrinkage)
for these substrates:
• Concrete slabs: 42 days.
• Concrete blockwork: 28 days.
• Toppings on slabs and rendering on brick or
blockwork: A further 21 days.
Substrate Preparation
General: Ensure substrates are as follows:
• Clean and free of any deposit or nish which
may impair adhesion or location of tiles.
• Compatable with all components of the oor
system.
TILING
Specifications March 2009.indd 26 11/03/2009 11:47:11 AM