DIN EN 1995-1-1 A2-2014 Eurocode 5 Design of timber structures - Part 1-1 General - Common rules and rules for buildings German version EN 1995-1-1 2004 A2 2014《欧洲规范5 木材结构设计 第1-1部分.pdf

1、July 2014 Translation by DIN-Sprachendienst.English price group 8No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 91

2、.010.30; 91.080.20!%7A“2203098www.din.deDDIN EN 1995-1-1/A2Eurocode 5: Design of timber structures Part 1-1: General Common rules and rules for buildings;English version EN 1995-1-1:2004/A2:2014,English translation of DIN EN 1995-1-1/A2:2014-07Eurocode 5: Bemessung und Konstruktion von Holzbauten Te

3、il 1-1: Allgemeines Allgemeine Regeln und Regeln fr den Hochbau;Englische Fassung EN 1995-1-1:2004/A2:2014,Englische bersetzung von DIN EN 1995-1-1/A2:2014-07Eurocode 5: Conception et calcul des structures en bois Partie 1-1 : Gnralits Rgles communes et rgles pour les btiments;Version anglaise EN 19

4、95-1-1:2004/A2:2014,Traduction anglaise de DIN EN 1995-1-1/A2:2014-07ModifiesDIN EN 1995-1-1:2010-12www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 12 pages 06.14 DIN EN 1995-1-1/A2:2014-07 2 A comma is used as the decimal marker. Natio

5、nal foreword This document (EN 1995-1-1:2004/A2:2014) has been prepared by Technical Committee CEN/TC 250 “Structural Eurocodes” (Secretariat: BSI, United Kingdom). The responsible German body involved in its preparation was the Normenausschuss Bauwesen (Building and Civil Engineering Standards Comm

6、ittee), Working Committee NA 005-04-01 AA Holzbau (SpA zu CEN/TC 124, CEN/TC 250/SC 5, ISO/TC 165). EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 1995-1-1:2004/A2 May 2014 ICS 91.010.30; 91.080.20 English Version Eurocode 5: Design of timber structures - Part 1-1: General - Common rules and r

7、ules for buildings Eurocode 5: Conception et calcul des structures en bois - Partie 1-1 : Gnralits - Rgles communes et rgles pour les btiments Eurocode 5: Bemessung und Konstruktion von Holzbauten -Teil 1-1: Allgemeines - Allgemeine Regeln und Regeln fr den Hochbau This amendment A2 modifies the Eur

8、opean Standard EN 1995-1-1:2004; it was approved by CEN on 18 February 2014. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for inclusion of this amendment into the relevant national standard without any alteration. Up-to-date lists and bibli

9、ographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This amendment exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility

10、of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of M

11、acedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION

12、EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1995-1-1:2004/A2:2014 EEN 1995-1-1:2004/A2:2014 (E) 2Contents Page Foreword 3 1 Mo

13、difications to 1.2, Normative references 4 2 Modification to 1.6, Symbols used in EN 1995-1-1 . 4 3 Modifications to 2.2.3, Serviceability limit states . 4 4 Modification to 2.3.2.2, Load-duration and moisture influences on deformations . 4 5 Modification to 4.2, Resistance to corrosion 5 6 Modifica

14、tion to 6.1.5, Compression perpendicular to the grain . 5 7 Modification to 6.1.8, Torsion . 5 8 Modification to 6.2.3, Combined bending and axial tension . 5 9 Modification to 6.5.2, Beams with a notch at the support . 6 10 Modification to 8.3.2, Axially loaded nails 6 11 Modifications to 8.4, Stap

15、led connections 6 12 Modification to 8.6, Dowelled connections . 6 13 Modifications to 8.7.1, Laterally loaded screws . 7 14 Modification to 8.7.2, Axially loaded screws 7 15 Modifications to 8.8.5.1, Plate anchorage capacity 8 16 Modification to 8.8.5.2, Plate capacity . 8 17 Modification to 8.9, S

16、plit ring and shear plate connectors . 9 18 Modification to 8.10, Toothed plate connectors . 9 19 Modifications to Annex A . 10 20 Modification to B.4, Maximum shear stress . 10 DINEN 1995-1-1/A2:2014-07EN 1995-1-1:2004/A2:2014 (E) 3 Foreword This document (EN 1995-1-1:2004/A2:2014) has been prepare

17、d by Technical Committee CEN/TC 250, “Structural Eurocodes”, the secretariat of which is held by BSI. This Amendment to the European Standard EN 1995-1-1:2004 shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by May 2015, an

18、d conflicting national standards shall be withdrawn at the latest by May 2015. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This do

19、cument has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium

20、, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerla

21、nd, Turkey and the United Kingdom. DINEN 1995-1-1/A2:2014-07EN 1995-1-1:2004/A2:2014 (E) 41 Modifications to 1.2, Normative references Delete: “ EN 10147, Specification for continuously hot-dip zinc coated structural steel sheet and strip Technical delivery conditions“. Add: “ EN 10346, Continuously

22、 hot-dip coated steel flat products Technical delivery conditions“. Add: “ EN ISO 1461, Hot dip galvanized coatings on fabricated iron and steel articles Specifications and test methods (ISO 1461)“. 2 Modification to 1.6, Symbols used in EN 1995-1-1 In the list of Latin lower case letters, remove th

23、e two entries about Symbols “hrl“ (Distance from lower edge of hole to bottom of member) and “hru“ (Distance from upper edge of hole to top of member). 3 Modifications to 2.2.3, Serviceability limit states Replace Paragraph (3) with the following: “ (3) The final deformation ufin, see e.g. wfinin Fi

24、gure 7.1, should be calculated by superimposing the creep deformation ucreepcalculated using the quasi-permanent combination of actions, see EN 1990:2002, 6.5.3(2)(c), on the instantaneous deformation uinstcalculated from 2.2.3(2). The creep deformation should be calculated using mean values of the

25、appropriate moduli of elasticity, shear moduli and slip moduli and the relevant values of kdefgiven in Table 3.2.“. Replace Paragraph (4) with the following: “ (4) If the structure consists of members or components having different creep behaviour, the long-term deformation due to the quasi-permanen

26、t combination of actions should be calculated using the final mean values of the appropriate moduli of elasticity, shear moduli and slip moduli according to 2.3.2.2 (1). The final deformation ufinis then calculated by superimposing the instantaneous deformation, due to the difference between the cha

27、racteristic and the quasi-permanent combination of actions on the long-term deformation.“. 4 Modification to 2.3.2.2, Load-duration and moisture influences on deformations Replace Paragraph (1) with the following: DIN EN 1995-1-1/A2:2014-07 EN 1995-1-1:2004/A2:2014 (E) 5 “ (1) For serviceability lim

28、it states, if the structure consists of members or components having different time-dependent properties, the final mean value of modulus of elasticity Emean,fin, shear modulus Gmean,finand slip modulus Kser,finwhich are used to calculate the long-term deformation due to the quasi-permanent combinat

29、ion of actions (see EN 1990:2002, 6.5.3(2)(c) should be taken from the following expressions:“. 5 Modification to 4.2, Resistance to corrosion Replace Footnote ain Table 4.1 with the following: “ aIf hot dip zinc coating is used on steel plates, Fe/Zn 12C shall be replaced by Z275 and Fe/Zn 25C by Z

30、350 in accordance with EN 10346. If hot dip coating is used on dowel type fasteners, Fe/Zn 12C shall be replaced by a layer of zinc of minimum 39 m and Fe/Zn 25C by a layer of zinc of minimum 49 m in accordance with EN ISO 1461.“. 6 Modification to 6.1.5, Compression perpendicular to the grain NOTE

31、This clause is completely rewritten in the Amendment EN 19951-1:2004/A1:2008. Replace the existing paragraph (4) with the following: “ (4) For members on discrete supports loaded by distributed loads and/or by concentrated loads further away from the support than 1= 2h, see Figure 6.2(b), the value

32、of kc,90should be taken as: kc,90= 1,5 for solid softwood timber kc,90= 1,75 for glued laminated softwood timber provided that 400 mm where h is the depth of the member and is the contact length. A series of point loads acting at close centres (e.g. joists or rafters at centres 6 mm, the rules in 8.

33、5.1 apply.“. Replace the existing paragraph (5) with the following: “ (5) For screws with a diameter def 6 mm, the rules of 8.3.1 apply.“. 14 Modification to 8.7.2, Axially loaded screws NOTE This clause is completely rewritten in the Amendment EN 19951-1:2004/A1:2008. Replace the 1st line in Paragr

34、aph (4) with the following: “ For connections in softwood timber with screws in accordance with EN 14592 with:“. DINEN 1995-1-1/A2:2014-07EN 1995-1-1:2004/A2:2014 (E) 815 Modifications to 8.8.5.1, Plate anchorage capacity Replace the definition of “FA,Ed“ in Paragraph (1) with the following: “ FA,Ed

35、is the design force, positive when tension, acting on a single plate at the centroid of the effective area (i.e. half of the total force in the timber member);“. Replace the definition of “r“ in Paragraph (1) with the following: “ r is the distance from the centre of gravity of the effective plate a

36、rea to the segmental plate area dA“. Add a new paragraph after Paragraph (3) as follows: “ Only the component of FEdperpendicular to the timber surface should be reduced.“. Replace Paragraph (4) with the following: “ (4) Contact pressure between the timber members in chord splices in compression may

37、, when FEd 0, be taken into account by designing the single plate for a design force, FA,Ed, and a design moment MA,Ed, according to the following expressions: ( )22xA,Ed x EdxsinFF FFF= + (8.50) EdA,Ed2MM = (8.51) where: EdEdx3cos22MFFh= +FEdis the design axial force of the chord acting on a single

38、 plate (compression or zero) MEdis the design moment of the chord acting on a single plate h is the height of the chord“. 16 Modification to 8.8.5.2, Plate capacity Add a new NOTE after Paragraph (1) as follows: “ NOTE FEdcan be reduced by the contact pressure determined in 8.8.5.1 (3).“. DINEN 1995

39、-1-1/A2:2014-07EN 1995-1-1:2004/A2:2014(E)917 Modification to 8.9, Split ring and shear plate connectors Replace the existing Table 8.7 with the following: “ Table 8.7 Minimum spacings and edge and end distances for ring and shear plate connectors Spacing and edge/end distances (see Figure 8.7) Angl

40、e to grain Minimum spacings and edge/end distances a1(parallel to grain) 0 360 ( )+c1, 2 0 , 8 c o s d a2(perpendicular to grain) 0 360 1,2 dc a3,t(loaded end) 90 90 2,0 dc a3,c(unloaded end) 90 150 ( )+c0 , 4 1, 6 s i n d 150 210 1,2 dc210 270 ( )+c0 , 4 1, 6 s i n d a4,t(loaded edge) 0 180 ( )+c0,

41、6 0,2 sin d a4,c(unloaded edge) 180 360 0,6 dc “. 18 Modification to 8.10, Toothed plate connectors Replace the existing Table 8.8 with the following: “ Table 8.8 Minimum spacings and edge and end distances for toothed-plate connector types C1 to C9 Spacing and edge/end distances (see Figure 8.7) An

42、gle to grain Minimum spacings and edge/end distances a1(parallel to grain) 0 360 ( )+c1, 2 0 , 3 c o s d a2(perpendicular to grain) 0 360 1,2 dc a3,t(loaded end) 90 90 1,5 dca3,c(unloaded end) 90 150 ( )+c0,9 0,6 sin d 150 210 1,2 dc210 270 ( )+c0,9 0,6 sin d a4,t(loaded edge) 0 180 ( )+c0,6 0,2 sin

43、 d a4,c(unloaded edge) 180 360 0,6 dc “. DIN EN 1995-1-1/A2:2014-07 EN 1995-1-1:2004/A2:2014 (E) 10 19 Modifications to Annex A Replace the existing Formula (A.3) in Paragraph (1) with the following: “ ( ),1,failuremodes (c, f, j/l, k, m),2 allother failuremodes2net vnet vnet t efLtnet vLLtA+=(A.3)“. Replace the existing Formula (A.7) in Paragraph (1) with the following: “ ,12,12421y Rkhky,RkhkMfdefMtf dtt+=(e) (h)(d) (g)(A.7) “. 20 Modification to B.4, Maximum shear stress Replace Formula (B.9) itself with “( )23 3 33 222,max2ef0,5+=E Aa EbhVb EI“. DIN EN 1995-1-1/A2:2014-07