1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 12495:2000 The Euro
2、pean Standard EN 12495:2000 has the status of a British Standard ICS 47.020.01; 77.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Cathodic protection for fixed steel offshore structuresThis British Standard, having been prepared under the direction of the Electrotechnical
3、 Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 May 2000 BSI 05-2000 ISBN 0 580 34821 0 BS EN 12495:2000 Amendments issued since publication Amd. No. Date Comments National foreword This British Standard is the official English language ver
4、sion of EN 12495:2000. Reference should also be made to BS 7361, Code of practice for land and marine applications, which will eventually be withdrawn when all the CEN standards relating to cathodic protection currently being prepared, are published. The UK participation in its preparation was entru
5、sted to Technical Committee GEL/603, Cathodic protection, which has the responsibility to: aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related internation
6、al and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in th
7、e BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are re
8、sponsible 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, an inside front cover, the EN title page, pages 2 to 32, an inside back cover and a back cover. The BSI copyr
9、ight notice displayed in this document indicates when the document was last issued.(8523($167$1$5 1250(8523e(11( (8523b,6&+(1250 (1 -DQXDU ,&6 (QJOLVKYHUVLRQ &DWKRGLFSURWHFWLRQIRUILHGVWHHORIIVKRUHVWUXFWXUHV 3URWHFWLRQFDWKRGLTXHGHVVWUXFWXUHVHQDFLHUILHVHQPHU .DWRGLVFKHU.RUURVLRQVVFKXWYRQRUWVIHVWHQ2IIV
10、KRUH $QODJHQDXV6WDKO 7KLV(XURSHDQ6WDQGDUGZDVDSSURYHGE&(1RQHFHPEHU &(1PHPEHUVDUHERXQGWRFRPSOZLWKWKH&(1&(1(/(&,QWHUQDO5HJXODWLRQVZKLFKVWLSXODWHWKHFRQGLWLRQVIRUJLYLQJWKLV(XURSH DQ 6WDQGDUGWKHVWDWXVRIDQDWLRQDOVWDQGDUGZLWKRXWDQDOWHUDWLRQ8SWRGDWHOLVWVDQGELEOLRJUDSKLFDOUHIHUHQFHVFRQFHUQLQJV XFKQDWLRQDO VWD
11、QGDUGVPDEHREWDLQHGRQDSSOLFDWLRQWRWKH&HQWUDO6HFUHWDULDWRUWRDQ&(1PHPEHU 7KLV(XURSHDQ6WDQGDUGHLVWVLQWKUHHRIILFLDOYHUVLRQV(QJOLVK)UHQFK*HUPDQ$YHUVLRQLQDQRWKHUODQJXDJHPDGHEWUD QVODWLRQ XQGHUWKHUHVSRQVLELOLWRID&(1PHPEHULQWRLWVRZQODQJXDJHDQGQRWLILHGWRWKH&HQWUDO6HFUHWDULDWKDVWKHVDPHVWDWXVDVW KHRIILFLDO YHUV
12、LRQV &(1PHPEHUVDUHWKHQDWLRQDOVWDQGDUGVERGLHVRI$XVWULD%HOJLXP&HFK5HSXEOLFHQPDUN)LQODQG)UDQFH*HUPDQ*UHHFH ,FHODQG,UHODQG,WDO/XHPERXUJ1HWKHUODQGV1RUZD3RUWXJDO6SDLQ6ZHGHQ6ZLWHUODQGDQG8QLWHG.LQJGRP (8523($1 &200,77( )25 67$1$5,=$7,21 &20,7e(8523e(1(1250$/,6$7,21 (8523b,6&+(6.20,7()h5125081* &HQWUDO6HFUHW
13、DULDWUXHGH6WDVVDUW%UXVVHOV &(1 $OOULJKWVRIHSORLWDWLRQLQDQIRUPDQGEDQPHDQVUHVHUYHG ZRUOGZLGHIRU&(1QDWLRQDO0HPEHUV 5HI1R(1(3DJH (1 %6, &RQWHQWV 3DJH )RUHZRUG4 ,QWURGXFWLRQ .5 6FRSH 5 6WUXFWXUDOSDUWV 5 0DWHULDOV .5 (QYLURQPHQW .6 1RUPDWLYHUHIHUHQFHV 6 7HUPVDQGGHILQLWLRQV .6 HVLJQEDVLV 8 2EMHFWLYHV 8 &DW
14、KRGLFSURWHFWLRQFULWHULD .9 (OHFWULFDOFXUUHQWGHPDQG 9 &RDWLQJV . 10 &DWKRGLFSURWHFWLRQVVWHPV$QRGHGLPHQVLRQV .11 HVLJQRIJDOYDQLFDQRGHVVVWHP 11 *HQHUDO .11 HVLJQFRQVLGHUDWLRQV 12 *DOYDQLFDQRGHPDWHULDOV .12 /RFDWLRQRIDQRGHV 13 $QRGHVLQVHUWVDQGDWWDFKPHQWVGHVLJQ .14 HVLJQRILPSUHVVHGFXUUHQWVVWHP 15 *HQHUDO
15、 .15 HVLJQFRQVLGHUDWLRQV 15 (TXLSPHQWFRQVLGHUDWLRQV .16 /RFDWLRQFRQVLGHUDWLRQV .17 HVLJQRIPRQLWRULQJVVWHPV .17 2EMHFWLYHV 18 HVFULSWLRQ .183DJH (1 %6, 3RWHQWLDOPHDVXUHPHQWV 19 0HDVXUHPHQWRIWKHDQRGHHOHFWULFDOFXUUHQWRXWSXW 19 7UDQVPLVVLRQRIGDWD 20 &RQWURODQGPRQLWRULQJRILPSUHVVHGFXUUHQWJHQHUDWRUV . 20
16、,QVWDOODWLRQRIFDWKRGLFSURWHFWLRQDQGPRQLWRULQJVVWHPV . 20 &RPPLVVLRQLQJDQGVXUYHLQJRIFDWKRGLFSURWHFWLRQVVWHPV . 20 2EMHFWLYHV 20 *DOYDQLFDQRGHVVWHP 21 ,PSUHVVHGFXUUHQWVVWHP . 21 RFXPHQWDWLRQ 21 *HQHUDO . 21 *DOYDQLFDQRGHVVVWHP 21 ,PSUHVVHGFXUUHQWVVWHP . 22 6DIHWDQGFDWKRGLFSURWHFWLRQ . 22 2EMHFWLYHV 22
17、 3KVLFDOREVWUXFWLRQV . 23 (OHFWULFVKRFN 23 *DVHYROXWLRQ 23 $QQH$LQIRUPDWLYH*XLGDQFHRQFXUUHQWUHTXLUHPHQWIRUFDWKRGLFSURWHFWLRQRIILHGVWHHO RIIVKRUHVWUXFWXUHV . 24 $QQH%LQIRUPDWLYH$QRGHUHVLVWDQFHDQGOLIHGXUDWLRQIRUPXODH 26 $QQH&LQIRUPDWLYH5HFRPPHQGDWLRQVIRUDQRGHLQVWDOODWLRQ . 29 $QQHLQIRUPDWLYH6DIHWSUHFD
18、XWLRQVIRULPSUHVVHGFXUUHQWVVWHP . 30 $QQH( LQIRUPDWLYH 7SLFDO HOHFWURFKHPLFDO FKDUDFWHULVWLFV IRU FRPPRQO XVHG LPSUHVVHG FXUUHQWDQRGHV 31 Bibliography 323DJH 4 (1 %6, )RUHZRUG 7KLV(XURSHDQ6WDQGDUGKDVEHHQSUHSDUHGE7HFKQLFDO&RPPLWWHH&(17&DWKRGLFSURWHFWLRQ WKHVHFUHWDULDWRIZKLFKLVKHOGE%6, 7KLV(XURSHDQ6WDQ
19、GDUGVKDOOEHJLYHQWKHVWDWXVRIDQDWLRQDOVWDQGDUGHLWKHUESXEOLFDWLRQRIDQ LGHQWLFDOWHWRUEHQGRUVHPHQWDWWKHODWHVWE-XODQGFRQIOLFWLQJQDWLRQDOVWDQGDUGVVKDOOEH ZLWKGUDZQDWWKHODWHVWE-XO $FFRUGLQJ WR WKH &(1&(1(/(& ,QWHUQDO 5HJXODWLRQV WKH QDWLRQDO VWDQGDUGV RUJDQLDWLRQV RI WKH IROORZLQJFRXQWULHVDUHERXQGWRLPSOHPHQ
20、WWKLV(XURSHDQ6WDQGDUG$XVWULD%HOJLXP&HFK5HSXEOLF HQPDUN)LQODQG)UDQFH*HUPDQ*UHHFH,FHODQG,UHODQG,WDO/XHPERXUJ1HWKHUODQGV1RUZD 3RUWXJDO6SDLQ6ZHGHQ6ZLWHUODQGDQGWKH8QLWHG.LQJGRP $QQHHV$%&DQG(RIWKLV(XURSHDQ6WDQGDUGDUHLQIRUPDWLYH3DJH (1 %6, ,QWURGXFWLRQ &DWKRGLFSURWHFWLRQSRVVLEOWRJHWKHUZLWKSURWHFWLYHFRDWLQJ
21、RUSDLQWLVXVXDOODSSOLHGWRSURWHFWWKH HWHUQDOVXUIDFHVRIILHGVWHHORIIVKRUHVWUXFWXUHVDQGDSSXUWHQDQFHVIURPFRUURVLRQGXHWRVHDZDWHURU PDULQHVHGLPHQWV 7KHJHQHUDOSULQFLSOHVRIFDWKRGLFSURWHFWLRQDUHGHWDLOHGLQSU(1 7KHFDWKRGLFUHDFWLRQHQVXUHVWKHSURWHFWLRQIURPFRUURVLRQRIWKHVXEPHUJHGDUHDVRIWKHVWUXFWXUHDQG DVVRFLDWHGDSS
22、XUWHQDQFHVZKLFKDUHHSRVHGWRWKHPDULQHHQYLURQPHQW &DWKRGLFSURWHFWLRQLQYROYHVWKHVXSSORIVXIILFLHQWGLUHFWFXUUHQWWRWKHHWHUQDOVXUIDFHRIWKHVWUXFWXUHLQ RUGHUWRUHGXFHWKHVWHHOVHOHFWUROWHSRWHQWLDOGRZQWRYDOXHVZKHUHFRUURVLRQLVLQVLJQLILFDQW 6 F R S H 7KLV(XURSHDQ6WDQGDUGGHILQHVWKHPHDQVWREHXVHGWRFDWKRGLFDOOSURWHFWWK
23、HVXEPHUJHGDUHDVRI ILHGVWHHORIIVKRUHVWUXFWXUHVDQGDSSXUWHQDQFHV 6WUXFWXUDOSDUWV 7KLV(XURSHDQ6WDQGDUGGHILQHVWKHUHTXLUHPHQWVIRUWKHFDWKRGLFSURWHFWLRQRIILHGVWUXFWXUHVLQFOXGLQJ VXEVHDSURGXFWLRQDQGUHODWHGSURWHFWLYHVWUXFWXUHVZKHWKHUFRQQHFWHGRUQRWWRHDFKRWKHUESLSHOLQHV DQGRUZDONZDV ,WDOVRFRYHUVWKHVXEPHUJHGDUHD
24、VRIDSSXUWHQDQFHVDWWDFKHGWRWKHVWUXFWXUHZKHQWKHVHDUHHOHFWULFDOO FRQQHFWHGWRWKHVWUXFWXUH ,WGRHVQRWFRYHUWKHFDWKRGLFSURWHFWLRQRIIORDWLQJVWUXFWXUHVVXFKDVVKLSVVHPLVXEPHUVLEOHXQLWVRU HORQJDWHGVWUXFWXUHVVXFKDVSLSHOLQHVRUFDEOHV 7KLV(XURSHDQ6WDQGDUGFRQFHUQVRQOWKHFDWKRGLFSURWHFWLRQRIHWHUQDOVXUIDFHVLQFRQWDFWZLWK
25、WKHVHD ZDWHURUZLWKWKHVHDEHG,WFRYHUVWKHLPPHUVHGRUEXULHGHWHUQDOVXUIDFHVRIWKHMDFNHWFRQGXFWRU SLSHVZHOOFDVLQJVSLOHV-WXEHVSURGXFWLRQRUXWLOLWULVHUVHWF ,WGRHVQRWFRYHUWKHFRUURVLRQSURWHFWLRQRIWKHVHFWLRQVRIWKHVWUXFWXUHDERYHWKHVHDOHYHOLHWKH VSODVKRQHDQGDWPRVSKHULFRQH 7KLVVWDQGDUGGRHVQRWLQFOXGHWKHLQWHUQDOSURWHF
26、WLRQRIDQFRPSRQHQWVVXFKDVMDFNHWPHPEHUVOHJV FRQGXFWRUSLSHVWKHSURWHFWLRQRIWKHVHLVRIWHQSHUIRUPHGXVLQJFKHPLFDOV 0DWHULDOV 7KLV(XURSHDQ6WDQGDUGFRYHUVWKHFDWKRGLFSURWHFWLRQRIEDUHRUFRDWHGVWHHOVZLWKDVSHFLILHGPLQLPXP LHOGVWUHQJWK606QRWHFHHGLQJ1PP 2YHUSRODULDWLRQDQGKLJKVWUHQJWKVWHHOV ,IWKHSRWHQWLDORIWKHVWUXFWXU
27、HEHFRPHVWRRQHJDWLYHWKHVWUXFWXUHZLOOEHFRPHRYHUSRODULHGDQGWKLVFDQ LQGXFH D SHQHWUDWLRQ RI KGURJHQ LQWR WKH VWHHO ZDOO UHVXOWLQJ LQ HPEULWWOHPHQW RI WKH PHWDO DQG VXEVHTXHQWODSRVVLEOHGHWULPHQWDOHIIHFWLQFOXGLQJSURSDJDWLRQRIFUDFNV $VDJHQHUDOLQGLFDWLRQWKHKLJKHUWKHWHQVLOHSURSHUWLHVWKHJUHDWHULVWKHULVNRIKGUR
28、JHQLQGXFHG GDPDJH+RZHYHUPDWHULDOKDUGQHVVDQGPLFURVWUXFWXUHDUHDOVRLPSRUWDQW 7KHVHSKHQRPHQDFDQRFFXURQFRQYHQWLRQDOVWHHOVXVHGIRURIIVKRUHILHGVWUXFWXUHVJUDGH6DVSHU (1DWSRWHQWLDOVPRUHQHJDWLYHWKDQ9YV$J$J&OVHDZDWHU5HOHYDQWWHVWVVKRXOGEH SHUIRUPHGIRUWKHXVHRIFDWKRGLFSURWHFWLRQRXWVLGHWKHVHOLPLWV3DJH 6 (1 %6, *DOY
29、DQLFFRXSOLQJ 6RPHSDUWVRIWKHVWUXFWXUHFDQEHPDGHRIPHWDOOLFPDWHULDOVRWKHUWKDQFDUERQPDQJDQHVHVWHHO7KH FDWKRGLFSURWHFWLRQVVWHPVKRXOGEHGHVLJQHGWRHQVXUHWKDWWKHUHLVFRPSOHWHFRQWURORYHUDQJDOYDQLF FRUURVLRQDULVLQJIURPWKLVFRXSOLQJ (QYLURQPHQW 7KLV(XURSHDQ6WDQGDUGLVDSSOLFDEOHIRUWKHZKROHVXEPHUJHGRQHLQDQNLQGRIVHDZD
30、WHURUVHDEHG )RUVXUIDFHVZKLFKDUHDOWHUQDWHOLPPHUVHGDQGHSRVHGWRWKHDWPRVSKHUHWKHFDWKRGLFSURWHFWLRQLV RQOHIIHFWLYHZKHQWKHLPPHUVLRQWLPHLVVXIILFLHQWOORQJIRUWKHVWHHOWREHFRPHSRODULHG7KLVLVWKH FDVHRQDERXWWKHORZHVWWKLUGSDUWRIWKHWLGDORQH$GLIIHUHQWPHWKRGRIFRUURVLRQSURWHFWLRQVKDOOEH WKHUHIRUHXVHGIRUWKHSURWHFWLRQR
31、IWKHZHWWHGVXUIDFHORFDWHGDERYHWKLVOHYHOLHEXVLQJDSURWHFWLYH FRDWLQJFODGGLQJVKHDWKLQJRULQFUHDVLQJWKHWKLFNQHVVRIWKHVWUXFWXUDOPDWHULDO 1RUPDWLYHUHIHUHQFHV 7KLV(XURSHDQ6WDQGDUGLQFRUSRUDWHVEGDWHGRUXQGDWHGUHIHUHQFHSURYLVLRQVIURPRWKHUSXEOLFDWLRQV 7KHVHQRUPDWLYHUHIHUHQFHVDUHFLWHGDWWKHDSSURSULDWHSODFHVLQWKHWHW
32、DQGWKHSXEOLFDWLRQVDUHOLVWHG KHUHDIWHU)RUGDWHGUHIHUHQFHVVXEVHTXHQWDPHQGPHQWVWRRUUHYLVLRQVRIDQRIWKHVHSXEOLFDWLRQVDSSO WR WKLV (XURSHDQ 6WDQGDUG RQO ZKHQ LQFRUSRUDWHG LQ LW E DPHQGHPHQW RU UHYLVLRQ )RU XQGDWHG UHIHUHQFHVWKHODWHVWHGLWLRQRIWKHSXEOLFDWLRQUHIHUUHGWRDSSOLHV SU(1 *HQHUDOSULQFLSOHVRIFDWKRGLFS
33、URWHFWLRQLQVHDZDWHU SU(1 6DFULILFLDODQRGHVIRUFDWKRGLFSURWHFWLRQLQVHDZDWHU (1 +RWUROOHGSURGXFWVRIQRQDOORVWUXFWXUDOVWHHOV7HFKQLFDOGHOLYHUFRQGLWLRQV 7HUPVDQGGHILQLWLRQV )RUWKHSXUSRVHRIWKLV(XURSHDQ6WDQGDUGWKHWHUPVDQGGHILQLWLRQVLQSU(1DQGWKHIROORZLQJ DSSO DWPRVSKHULFRQH RQHORFDWHGDERYHWKHVSODVKRQHLHDERYHW
34、KHOHYHOUHDFKHGEWKHQRUPDOVZHOO EXULHGRQH RQHORFDWHGXQGHUWKHPXGOLQH FRQGXFWRUSLSH ILUVWLQVWDOOHGFDVLQJRIDQRIIVKRUHZHOO GRXEOHUSODWH SODWHZHOGHGRQWRDPHPEHUWRORFDOOUHLQIRUFHLWRUWRLVRODWHLWIURPIXUWKHUZHOGLQJZRUN HWHQGHGWLGDORQH RQHLQFOXGLQJWKHWLGDORQHWKHVSODVKRQHDQGWKHWUDQVLWLRQRQH +$7 OHYHORIWKHKLJKHVWD
35、VWURQRPLFDOWLGH3DJH (1 %6, LPPHUVHGRQH RQHORFDWHGEHORZWKHHWHQGHGWLGDORQHDQGDERYHWKHPXGOLQH -WXEH FXUYHGWXEXODUFRQGXLWGHVLJQHGDQGLQVWDOOHGRQDVWUXFWXUHWRVXSSRUWDQGJXLGHRQHRUPRUHSLSHOLQH ULVHUVRUFDEOHV /$7 OHYHORIWKHORZHVWDVWURQRPLFDOWLGH PDULQHVHGLPHQWV WRSODHURIWKHVHDEHGFRPSRVHGRIZDWHUVDWXUDWHGVROLGP
36、DWHULDOVRIYDULRXVGHQVLWLHV 07/ PHDQWLGHOHYHODOVRNQRZQDV06/RU0:/ SLOH GHHSIRXQGDWLRQHOHPHQWVXSSRUWLQJDILHGRIIVKRUHVWUXFWXUH ULVHU YHUWLFDORUQHDUYHUWLFDOSRUWLRQRIDQRIIVKRUHSLSHOLQHEHWZHHQWKHSODWIRUPSLSLQJDQGWKHSLSHOLQHDWRU EHORZWKHVHDEHGLQFOXGLQJDOHQJWKRISLSHRIDWOHDVWILYHSLSHGLDPHWHUVEHRQGWKHERWWRPHOE
37、RZEHQG RUILWWLQJ VDOLQLW DPRXQWRILQRUJDQLFVDOWVGLVVROYHGLQWKHVHDZDWHU7KHVWDQGDUGLHGPHDVXUHPHQWLVEDVHGRQWKH GHWHUPLQDWLRQRIWKHHOHFWULFDOFRQGXFWLYLWRIWKHVHDZDWHU6DOLQLWLVHSUHVVHGLQJUDPVSHUNLORJUDPRU LQSSW VSODVKRQH KHLJKWRIWKHVWUXFWXUHZKLFKLVLQWHUPLWWHQWOZHWDQGGUGXHWRWKHZDYHDFWLRQMXVWDERYHWKH+$7 VXEPH
38、UJHGRQH RQHLQFOXGLQJWKHEXULHGRQHWKHLPPHUVHGRQHDQGWKHWUDQVLWLRQRQH WLGDORQH RQHORFDWHGEHWZHHQWKH/$7DQGWKH+$7 WUDQVLWLRQRQH RQHORFDWHGEHORZWKH/$7DQGLQFOXGLQJWKHSRVVLEOHOHYHOLQDFFXUDFRIWKHSODWIRUPLQVWDOODWLRQDQGD GHSWKZLWKDXVXDOOKLJKHURJHQFRQWHQWGXHWRWKHQRUPDOVZHOO ZHOOFDVLQJ VWULQJRIVWHHOSLSHVORZHUHGL
39、QWRRLOJDVRUZDWHUSURGXFLQJZHOOVWRVKXWRIIZDWHURUWRSUHYHQWWKHFDYLQJ LQRIORRVHJURXQG3DJH 8 (1 %6, $WPRVSKHULFRQH 6SODVK RQH (WHQGHGWLGDORQH +$7 7LGDORQH 07/ /$7 7UDQVLWLRQRQH 6XEPHUJHGRQH ,PPHUVHGRQH 0XGOLQH %XULHGRQH )LJXUH6FKHPDWLFUHSUHVHQWDWLRQRIOHYHOVDQGRQHVLQVHDZDWHUHQYLURQPHQW HVLJQEDVLV 2EMHFWLYH
40、V 7KHPDMRUREMHFWLYHRIDFDWKRGLFSURWHFWLRQVVWHPLVWRGHOLYHUVXIILFLHQWFXUUHQWWRSURWHFWHDFKSDUWRI WKHVWUXFWXUHDQGDSSXUWHQDQFHVDQGGLVWULEXWHWKLVFXUUHQWVRWKDWWKHVWHHOWRVHDZDWHUSRWHQWLDORIHDFK SDUWRIWKHVWUXFWXUHLVZLWKLQWKHOLPLWVJLYHQEWKHSRWHQWLDOFULWHULDUHIHUWR 3RWHQWLDOVVKRXOGEHDVKRPRJHQHRXVDVSRVVLEOHRYHUW
41、KHZKROHVWUXFWXUH7KLVDLPPDRQOEH DSSURDFKHGEDQDGHTXDWHGLVWULEXWLRQRIWKHDQRGHVRYHUWKHVWUXFWXUH7KLVLVGLIILFXOWWRDFKLHYHLQ VRPHDUHDVVXFKDVFRPSOHQRGHVRUIUDPHVRIFRQGXFWRUJXLGHVZKHUHOLWWOHURRPFDQEHDOORFDWHGIRU WKHLQVWDOODWLRQRIDQRGHVWKRXJKODUJHVXUIDFHVDUHWREHSURWHFWHG7KHUHIRUHFRQVLGHUDWLRQVKRXOGEH JLYHQDWWKHVWUXFWXUHGHVLJQVWDJH3DJH (1 %6, EDYRLGLQJFRPSOHFRQILJXUDWLRQVLHWXEXODUHOHPHQWVDUHSUHIHUUHGUDWKHUWKDQ7RU+SURILOHV EUHGXFLQJWKHQXPEHURIDQFLOODUVXUIDFHV
