Fire tests on building materials and structures - Classification and method of test for external fire exposure to roofsThe tests described in this part of BS 476 are designed to give information about fires spreading to the roof of a building from a nearby fire outside the building itself. The tests are not concerned with the behaviour of a roof when subjected to the effects of fire on its underside. A preliminary test is made in which a specimen section of the roof is subjected to the effects of flame in the absence of radiation. Unless the specimen is so affected by

4 Application of this International Standard

aluminium-zinc alloy (AZ) and aluminium-silicon alloy (AS) with thicknesses of 0

transparency originals

more complex

BS ISO/IEC 24734 is not intended to replace manufacturer's rated speeds

and so will require a different blend of ESD prevention measures for an optimum ESD control program

BS 5839-1:2002+A2:2008 has been revised to include the latest technology and recommendations for fire detection and alarm systems

sorting and reprocessing

ISBN 0 580 44976 9

Machine configuration

is dealt with in Addendum number 1 to this standard

BS 6472-2:2008 does not give guidance on the probability of equipment malfunction