1、STD=BSI BS EN 1850-1-ENGL 2000 Lb24bbq 08291313 509 H BRITISH STANDARD Flexible sheets for waterproofing - Determination of visible defects - Part 1: Bitumen sheets for roof waterproofing The European Standard EN 185(r1:1999 has the status of a British Standard ICs 91.100.50 NO COPYING WITHOUT BSI P
2、EEMISSION EXCEPT AS PERMED BY COPYRIGHT LAW 35 EN 1850-1:ZOOO This British standard, having been ppared under the direction of the Sector Committee for Building and Cid Engineering, was published under the authority of the Standards Committee and comes into effect on 15 February 2000 This British St
3、andard is the official English language version of EN 1850-1:12)99. The UK participation in its preparation was entrusted to Technical Committee W546, Fexible sheets for roofing, which has the responsibility to: - aid enquirers to understand the text, - present to the responsible European committee
4、any enquiries on the - monitor related internaonal and European developments and promulgate interpretation, or proposals for change, and keep the UK interests informed; them in the UK A list of 0rg-01 represented on this committee can be obtained on request to its secre-. Cross-references The Britis
5、h Standards which implement internaonal or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “Internaonal Standards Correspondence Index“, or by using the “Find“ facility of the BSI standards Electronic Catalogue. A British Stan
6、dard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover,
7、 an inside front cover, the EN tide page, pages 2 to 4, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. I Comments O BSI 02-2000 ISBN O 580 35742 2 STD-ES1 BS EN 1850-
8、1-ENGL EUROPEAN STANDARD NORME EUROPENNE EUROPASCHE NORM 2000 Lb24bb O29L3b 381 EN 1850-1 November 1999 ICs 91 .I 00.50 English version Flexible sheets for waterproofing - Determination of visible defects - Part 1 : Bitumen sheets for roof waterproofing Feuilles souples dtanchit- Dtermination de dfa
9、uts daspect - Partie 1 : Feuilles dtanchit de toiture bitumineuses Abdichtungsbahnen - Bestimmung sichtbarer Mngel - Teil 1: Bitumenbahnen fr Dachabdichtungen This European Standard was approved by CEN on 30 September 1999 CEN members are bound to comply with the CENICENELEC Internal Regulations whi
10、ch stipulate the conditions for giving this Europam Standard the status of a national standard without any alteration. Upto-date lists and bibliographical references concerning sich national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Stand
11、ard exists in three official versions (English, French, German). A version in any other language made by traislation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as tie official versions. CEN members are the national stand
12、ards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEEN DE NORMALISATION EUROPISCHES KOMITEE FR
13、 NORMUNG Central Secretariat: rue de Stassart. 36 6-1050 Brussels 8 1999 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1850-1:1999 E STD*BSI ES EN 3850-1-ENGL 2000 IbZrlbb9 O829337 238 Page 2 EN 1850-1:1999 Contents Foreword 1 Sc
14、ope 2 Normative references 3 Definitions 4 Principle 5 6 Procedure 7 Test report San?p!ing and preparation of test specimens Page 3 3 3 3 3 3 4 4 QBSI 02-2000 STD-BSI BS EN 3850-L-ENGL 2000 Lb24bb9 0829338 154 D Page 3 EN 1850-1 : 1999 Foreword This European Standard has been prepared by Technical C
15、ommittee CENTTC 254, Flexible sheets for waterproofing, the Secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2000, and conflicting national standards shall
16、be withdrawn at the latest by September 2001. According to the CENICENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Irelan
17、d, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. 1 scope This European Standard specifis the determination of the visible defects of bitumen sheets for roofing, which could influence the functional behaviour of these sheets. 2 Normative referenc
18、es This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of these publica
19、tions apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. prEN 13416) Flexible sheets for waterproofing - Bitumen, plastic and rubber sheets for roof waterproofing - Rules for samplin
20、g 3 Definitions For the purpose of this standard, the definitions indicated in 3.1 to 3.4 apply. 3.1 blister an elevation of the surface of varied contour and dimensions, with a cavity beneath it 3.2 crack a fissure that penetrates the external surface of the material or its entire thickness, the bi
21、tumen material being completely separated between the walls of the fissure 3.3 hole an opening through the sheet which would allow the passage of water 3.4 naked spots” a missing area of mineral surface exceeding 100 md 4 Principle A selected roll of bitumen sheet is unrolled on a flat surface and e
22、xamined for visible defects. ) Standard in preparation. 2, Only for mineralized cap sheets. QBSI 02-2000 STD-BSI BS EN L85O-L-ENGL 2000 3b24bb9 0829339 O90 Page 4 EN 1850-1:1999 5 Sampling and preparation of test specimens 5.1 Sampling A complete undamaged roll of the bitumen sheet to be tested shal
23、l be selected in accordance with prEN 13416. 5.2 Conditioning of specimens Generally no ageing or conditioning shall be carried out and examinations shall be made under ambient conditions. In case of dispute, the examinations should be carried out at (23 f 2) OC after conditioning for at least 20 h
24、at (23 f 2) “C. 6 Procedure The selected roll shall be laid on a flat surface. The sheet is carefully unrolled, top surface uppermost and examined over the whole surface, with the naked eye, for the presence of blisters, cracks, holes or naked spots or any other noticeable defect. The sheet is then
25、carefully turned over and examined on the underside for visible defects. 7 Testreport The test report shall include at least the following information: a) all details necessary to identify the product tested; b) a reference to this European Standard (EN 1850-1) and any deviation from it; c) informat
26、ion on sampling and preparation of test specimens in accordance with clause 5; d) visible defects in accordance with clause 6; e) date of the test. QBSI 02-2000 - - . STDmBSI BS EN 3850-3-ENGL 2000 3b24bb9 O829340 802 W BS EN 1850-1:2000 BSI 389 Chiswick High Road London w4 4AL RCT A#bA BSI is the i
27、ndependent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporakd by Royal Charter. Revisions British Standards are updated by amendment or revision Users of British Stan- should make sure that they
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