1、BRITISH STANDARD BS EN 12056-3:2000 Incorporating amendment no. 1 Gravity drainage systems inside buildings Part 3: Roof drainage, layout and calculation The European Standard EN 12056-3:2000 has the status of a British Standard ICS 91.060.20; 91.140.80 BS EN 12056-3:2000 This British Standard, havi
2、ng been prepared under the direction of the Sector Committee for Building and Civil Engineering, was published under the authority of the Standards Committee and comes into effect on 15 September 2000 BSI 2007 ISBN 0 580 36486 0 National foreword This British Standard was published by BSI. It is the
3、 UK implementation of EN 12056-3:2000. It supersedes BS 6367:1983 which is withdrawn. The UK participation in its preparation was entrusted by Technical Committee B/505, Wastewater engineering, to Subcommittee B/505/21, Roof drainage and sanitary pipework. Subcommittee B/505/21 was disbanded on 2 No
4、vember 2000 and so Technical Committee B/505 assumes responsibility for this work. A list of organizations represented on the technical committee can be obtained on request to its secretary. In March 2007, Technical Committee B/505 introduced an amendment to BS EN 12056-3:2000 to delete National Ann
5、ex NF. This annex is replaced by the test method given in BS 8490:2007, Annex B. The remaining national annexes are an informative element of this standard and contain information provided to support easier implementation of EN 12056-3:2000 in the United Kingdom, within the framework envisaged by th
6、e scope of that standard. The remaining national annexes constitute a revision of those parts of BS 6367:1983 that were not otherwise superseded by BS EN 12056-3:2000. However, users are reminded that only the normative elements of the adopted European Standard set out the provisions to which it is
7、necessary to conform in order to form part of a trade description when citing this British Standard by number or when compliance with it is claimed. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Additional
8、information It is recognized that Figure 2, Figure 3, Figure 4 and Figure 11, along with the logic diagrams contained in Annex D, are of poor quality. This has been reported to CEN in a proposal to correct them in the English language version of EN 12056-3:2000. Until the standard is corrected, whic
9、h BSI is not authorized to do, it is strongly recommended that these figures be used with care. Textual errors The textual errors set out below were discovered when the English language version of EN 12056-3:2000 was adopted as the national standard. They have been reported to CEN in a proposal to a
10、mend the text of the European Standard. Note 1 to Figure 8 should refer to Table 8, rather than Table 7. Note 3 to Figure 8 should refer to Table 8, rather than Table 7. Compliance with a British Standard cannot confer immunity from legal obligations. Amendments issued since publication Amd. No. Dat
11、e Comments 17041 30 March 2007 Deletion of National Annex NF and revision of national foreword(8523($167$1$5 1250(8523e(11( (8523b,6&+(1250 (1 -XQH ,&6 (QJOLVKYHUVLRQ *UDYLWGUDLQDJHVVWHPVLQVLGHEXLOGLQJV3DUW5RRI GUDLQDJHODRXWDQGFDOFXODWLRQ 5pVHDXGpYDFXDWLRQJUDYLWDLUHjOLQWpULHXUGHVEkWLPHQWV 3DUWLH6VWq
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