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HOW TO CORRECTLY WATERPROOF TILED SHOWERS …
or 6 mm thick fibre-cement sheet tile underlay laid over flooring (minimum H1.2 flooring or H3 plywood) and fixed according to the manufacturer’s instructions. The substrate must not deflect more than 1/360th of the span under dead and live loads. For example, where L = the span between joists: if L = 400 mm L/360 = 400/360 = 1.1 mm is maximum
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FACTORS TO CAREFULLY CONSIDER WHEN …
www.buildmagazine.org.nz24 — December 2016/January 2017 — Build 157 BUILD RIGHT FACTORS TO CAREFULLY CONSIDER WHEN LOCATING SEWER AND STORMWATER PIPES Pipes under slabs The location of sewer and stormwater pipes requires careful planning at the design stage of a building project as changes are difficult and costly to
BUILD RIGHT RETAINING WALLS
www.buildmagazine.org.nzBUILD 120 October/November 2010 25 RETAINING WALLS Even low retaining walls can be exposed to large forces from water, the earth behind them and nearby cars or buildings.
HOW TO Calculating bracing - BRANZ Build
www.buildmagazine.org.nzA fastener at each corner and then at 200 mm centres to all studs and plates 25 BUs/m Add 30 × 2.5 mm nails 30 × 2.5 mm galvanised FH nails 55 BUs/m Add 30 × 2.5 mm nails and 100% rocking restraint 85 BUs/m Horizontal corrugated steel 2.4 No 60 × 3.5 mm bright shank leadhead nails Nails every second ridge to studs, except third ridge one ...
External stairs for houses - BRANZ Build
www.buildmagazine.org.nz45 × 45 mm balusters 2/M12 hot-dipped galvanised bolts with 50 × 50 × 3 mm or 55 mm diameter × 3 mm washers 90 × 45 mm bottom rail 320 mm 20 mm projection 50 mm grooved decking timber treads stainless steel bracket to attach to concrete 45 × 19 mm closer to riser 290 × 45 mm string cut to suit span gap <100 mm concrete footing 190 × 45 mm
Timber decks - BRANZ Build
www.buildmagazine.org.nztimber species, grades, levels of treatment and in-service moisture ranges that meet the durabil-ity performance requirements. For 15-year durability, hot-dip galvanised steel nails and screws may be used to fix decking (NZS 3604:2011 Table 4.3), but note 4 states that, where timber has been treated with ACQ
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