Sustainable Construction - Building & Construction Authority
Sustainable Construction - Building & Construction Authority
Sustainable Construction - Building & Construction Authority
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<strong>Sustainable</strong> <strong>Construction</strong> -<br />
Materials like timber can be used as external wall systems provided that the external wall<br />
is situated 1 m or more from the relevant boundary and the building does not exceed 15 m in<br />
height. The setback of 1 m or more from the boundary is to prevent fire spreading from one building<br />
to another.<br />
Designers who intend to use any form of plastic material as external walls system would need to seek<br />
approval from the Relevant <strong>Authority</strong>.<br />
Distance of<br />
external wall<br />
from boundary<br />
is more than 1m<br />
Residential building not<br />
exceeding 3 storeys<br />
Boundary Line<br />
This relaxation of rule comes with a condition:<br />
The external walls must be provided with minimum period of 15 minutes<br />
insulation (method of fire exposure - from inside the building) under BS<br />
476: Parts 20 to 23.<br />
34<br />
Wooden louvres at external wall allowed for buildings<br />
< 15 m in height and the external wall 1 m or more<br />
from boundary
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