Implementation of the EN-Eurocodes in the European countries

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1 Implementation of the EN-Eurocodes in the European countries Gerhard Sedlacek Christian Müller

2 Overview of international Code Families USA International Code Council (ICC) Building Officials & Code Admin. International International Conference of Building Officials Southern Building Congress International INTERNATIONAL BUILDING CODE US-Standards ASTM or Nat. Fire Protection Association (US-NFPA) NFPA 5000 BUILDING CODE US-Standards ASTM Globalisation International Code Families EU European Committee for Standardization (CEN) Commission of the European Communities European National Standard Bodies International technical scientific organisations EUROCODES EN Product standards (500) EN Testing standards (700) European Technical Approvals and Approval guidelines (170) 2

3 Essential requirements of the CPD CPD Construction Product Directive 89/106/EWG Defines Essential Requirements - Mechanical resistance and stability - Resistance to fire Eurocodes EN Product Standards EN Testing Standards ETAs (European Technical Approvals) ETAGs (European Technical Approval Guidelines) Tools to fulfil the Essential Requirements Conditions for implementation and application of Eurocodes Guidance paper L: Application and use of the Eurocode 3

4 Double role of the Eurocodes Obligatory Reference in EN Product Standard Design of prefabricated structural components Declaration of R k CE-marking Eurocodes Unified European rules R k = χ(λ) A pl National rules (NA) R d = R k / γ M Voluntary Comm. Rec. 11 Dec CD 96/48/EC Reference in contracts Design of construction works E d R d 4

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6 Testing of prefabricated components Product properties acc. to EN Product Standard experimental calculative Consequence for preparation of Eurocodes Testing of prefabricated components R exp,i Use of Eurocodes R k from calibration to tests Statistical evaluation Characteristic value R k Numerical determination of R k CE-Marking Marketing of products 6

7 EN 1090 Part 1 Delivery Conditions for prefabricated steel components hen product standards for steel materials, semi- finished products etc. Eurocode: EN 1990 Basis of structural design Eurocode 1: EN 1991 Actions on structures Eurocode 3: EN 1993 Design rules for steel structures EN 1090 Part 2 Execution of steel structures Standard system for steel structures HSS up to S

8 Determination of characteristic values R k and γ M values from tests Conditions for numerical value of γ M Product standards for materials and semi-fabricated products EN Prefabricated steel component for component testing Component tests to determine R exp Execution standard EN 1090 Part 2 Test evaluation accord. to EN1990- Annex D 1,0 R exp /R calc O O O O O O O O O Design standard Eurocode 3 R k = γ Mi R d Classification accord. to γ Mi (1,0; 1,10; 1,25) γ Mi = R k / R d R exp R m Parameter X 1 S Engineering model to determine R calc 1,0 R exp /R calc O O O O O O O O O R k } R d γ M Parameter X 2 R calc 8

9 Formation of plate buckles in the flange in compression specimen D 9

10 Use of test evaluation method for various regulatory routes Product Innovation Practical Application proving satisfactory Acknowledged state of the art Time R & D Unique Verification Technical Approval Standardisation 10

11 Modern glass structures Tribunal de Grande Instance (TGI) de Bordeaux 11

12 Plated structures without stiffeners for ship hulls and bridges [IE-Engineering, Canada] New sandwich solutions for ship-building 12

13 Plated structures without stiffeners for ship hulls and bridges [IE-Engineering, Canada] traditional structure oil tanker bridge SPS 13

14 Implementation into National Code Systems 1970 Commission CEN March 2010 ECCS-Recommendation perm. stresses Eurocode 3 Design and Execution (ISO 10721) CPD limit state assessment ENV Eurocodes ENV 1090 Comm. Rec. EC EN Eurocodes EN 1090 ~60% ~70% ~80% ~90% Implementation -rate of design rules Eurocodes NSB-ENsystem 100% 14

15 Examples for Eurocode implementation in Germany 1 May 2003 DIN FB (ENV-Eurocodes + NAD s) for bridges Withdrawal of conflicting DIN Standards 1 May 2007 Revised DIN FB (EN-Eurocodes + NA s) for bridges 31 March 2010 Coming into force of DIN EN Eurocodes for bridges + NA s 1 Jan DIN 1055 (new) series (EN EN NA s) Withdrawal of conflicting DIN Standards 31 March 2010 Coming into force of DIN EN 1990, DIN EN NA s 15

16 DIN Fachberichte 16

17 Leitfäden zu DIN Fachberichten 17

18 Fatigue assessment to Eurocode 3 18

19 Stayed cable bridge across the river Rhine at Düsseldorf airport (S460) Source: Photo Imaging Design Kirgis, Düsseldorf 19

20 Sky-way at Düsseldorf airport 20

21 Cross section of a box girder bridge with an orthotropic deck 21

22 Choice of material to EN Olympic stadium in Berlin 22