2.1 Timber
All timber shall conform to BS 1186, and be of best quality, perfectly dry, well
seasoned, sawn die square, and free from sap, shakes, waney edges, large
loose or dead knots, and other defects.
Certificates from the supplier shall be submitted to the project manager confirming
the source of all timbers and shall bear a visible grade stamp by a certified agency
to confirm the quality.
All timber shall be seasoned so that the moisture content is between 12% and 15%.
Written proof of moisture content shall be submitted and laboratory or site tests
arranged if requested by the project manager.
All timber used shall be applied with anti-termite treatment coating to all surfaces.
Hardwood shall be Takien Thong, Tabac, Maka, or equal and approved by the
architect, with surface finishing to suit the specified applied finish.