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Specifications and additional Information - Boral

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Planning <strong>and</strong> Design<br />

BOOK<br />

3<br />

PAGE<br />

B10<br />

Flexible Laying System (Pods)<br />

Installation Guidelines for<br />

Pavers laid on Pods<br />

Introduction<br />

<strong>Boral</strong> Stylestone pavers <strong>and</strong> Promenade pavers installed<br />

with pod laying systems are suitable for private <strong>and</strong> public<br />

pedestrian applications up to breaking load of 4.5kN as<br />

per AS1170.<br />

The dimensional accuracy of Stylestone pavers ensures<br />

ease of use <strong>and</strong> excellent performance with pod laying<br />

systems.<br />

Height adjustable pods should be used so that adjustment<br />

can be made to ensure that all pavers are evenly supported<br />

at each corner, <strong>and</strong> to allow for small variations in the base<br />

course level.<br />

Drainage<br />

One of the primary applications for pod laying systems<br />

is to provide drainage via joint gaps between pavers into<br />

the cavity created beneath the pavers. When pod laying<br />

systems are used externally, the slab must have sufficient<br />

falls towards drains to prevent ponding of water under the<br />

pavers.<br />

Base Course<br />

The base course should be a new or existing concrete slab,<br />

designed <strong>and</strong> built in accordance with good engineering<br />

practice.<br />

It is important that the surface of the concrete under the<br />

pavers be reasonably smooth to allow suitable placement<br />

of pods.<br />

Waterproof Membrane<br />

If required, install a suitable waterproof membrane over the<br />

concrete slab. Refer to your project engineer for details.<br />

Waterproof membrane<br />

if required<br />

<strong>Boral</strong> Stylestone<br />

pavers<br />

Laying Pavers<br />

Pavers are to be laid with open joints between adjacent units<br />

to allow for drainage. These gaps are generally controlled<br />

by spacers built into the pods.<br />

Height of pod is to be adjusted to ensure that the pavers are<br />

evenly supported all round.<br />

All full sized paving units should be laid first, prior to cutting<br />

edge pieces. Correct paver alignment must be maintained<br />

using a grid of stringlines.<br />

Pavers shall be placed so that the difference in level between<br />

any two adjacent units shall not exceed 2mm. Should it be<br />

necessary to manipulate individual paving units to ensure<br />

correct joint alignment, spacing or level, a wide blade<br />

instrument should be used. Under no circumstances should<br />

screwdrivers or other instruments be used. They are likely<br />

to cause damage to the finished edge of the paver.<br />

Allow for up to 5% damaged <strong>and</strong>/or unsuitable pavers. To<br />

minimise wastage, damaged paving units should be placed<br />

to one side <strong>and</strong> used for cuts.<br />

Material Specification for Pods<br />

Paver spacer/drainer pods can either be of fixed height type<br />

or of a type which permits height adjustment.<br />

Height adjustable pods are recommended.<br />

Suitable height adjustable pods include Polypads<br />

manufactured by Tremco Pty Ltd, Tel (02) 9638 2755 for<br />

<strong>additional</strong> information.<br />

Pod<br />

Reinforced concrete slab<br />

Fig B4 — Stylestone Paving Laid with Pods on Reinforced Concrete Slab<br />

Concrete to fall to drain

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