EUROCODES

1 EUROCODESB ackground and Applications Dissemination of information for training workshop 18-20 February 2008 Brussels EN 1991 eurocode 1: Actions on structures Organised by European Commission: DG Enterprise and Industry, Joint Research Centre with the support of CEN/TC250, CEN Management Centre and Member States Tuesday, February 19 Palais des Acad mies EN 1991 - eurocode 1: Actions on structures Baron Lacquet room 9:00-9:10 introduction by chairman H. Gulvanessian CEN/TC250 9:10-9:45 introduction to EN 1991 N.

2 Malakatas Ministry of Environment, Physical Planning & Public Works of Greece 9:45-10:30 EN 1991-1-1 N. Malakatas Ministry of Environment, Physical Planning & Public Works of Greece 10:30-11:00 Coffee 11:00-11:45 EN 1991-1-3 P. Formichi University of Pisa 11:45-12:45 EN 1991-1-4 S. O. Hansen Svend Ole Hansen ApS 12:45-14:00 Lunch 14:00-14:35 EN 1991-1-5 M. Holicky Czech Technical University in Prague 14:35-15:10 EN 1991-1-6 P. Formichi University of Pisa 15:10-15:40 Coffee 15:40-16:30 EN 1991-1-7 A.

3 Vrouwenvelder TNO 16:30-17:30 EN 1991-2 Calgaro CGPC, CEN/TC250 Chairman M. Tschumi SBB-CFF-FFS 17:30-18:00 Discussion and close All workshop material will be available at introduction TO EN 1991 N. Malakatas Ministry of Environment, Physical Planning & Public Works of Greece 1 introduction to EN 1991( eurocode 1: Actions on structures)Dr-Ing. Nikolaos E. MalakatasHead of Department - Ministry of Environment, Planning and Public Works - GREECEC hairman of CEN/TC250/SC1 LINKS BETWEEN THE EUROCODESEN 1990EN 1991EN 1992EN 1993 EN 1994EN 1995 EN 1996 EN 1999EN 1998EN 1997 Actions on structuresDesign and detailingGeotechnical and Seismic designStructural safety, serviceability and durabilityPast and future of the EN 1991 (and the other EUROCODES )

4 Time PeriodPhase CEN/TC250 ChairmanCEN/TC250/SC1 Chairman1980 sTechnical preparation under EC Steering Committee1990 1998/2000 ENV (under CEN)Dr Breitschaft(until 1993)Dr LazenbyDr Menzies1998/2000 2007EN (under CEN)Prof. BossenmeyerProf. Gulvanessian2008 - ? Implementation Maintenance Harmonization Dissemination Further developmentProf. CalgaroDr MalakatasParts and implementation of EN 1991 Part of eurocode 1: Actions on structuresTitle (Subject)IssuedEN 1991-1-1 General actions Densities, self-weight.

5 Imposed loads for buildingsApril 2002EN 1991-1-2 General actions Actions on structures exposed to fireNovember 2002EN 1991-1-3 General actions Snow loadsJuly 2003EN 1991-1-4 General actions Wind actionsApril 2005EN 1991-1-5 General actions Thermal actionsNovember 2003EN 1991-1-6 General actions Actions during executionJune 2005EN 1991-1-7 General actions Accidental actionsJuly 2006EN 1991-2 Traffic loads on bridgesSeptember 2003EN 1991-3 Actions induced by cranes and machineryJuly 2006EN 1991-4 Silos and tanksMay 2006 Partitioning of the NDPsamong the EurocodesTypes of NDPs in the EurocodesType 1: Value (s) of (a) parameter (s).

6 Type 2: Reference to some set of values table (s).Type 3: Acceptance of the recommended procedure, choice of calculation approach, when alternatives are given, or introduction of a new 4: Country specific data (geographical, climatic, etc.). Type 5: Optional National chart (s) or table (s) of a 6: Diagram (s).Type 7: References to non-contradictory complementary information to assist the user to apply the 8: Decisions on the application of informative annexes. Type 9: Provision of further, more detailed 10: Reference to information40016 350 11152324710 42918010 0200300400500600 Type 1 Type 2 Type 3 Type 4 Type 5 Type 6 Type 7 Type 8 Type 9 Type 102EN 1991-1-1.

7 Densities, self-weight, imposed loads for buildingszForwardzSection 1 GeneralzSection 2 Classification of actionszSection 3 Design situationszSection 4 Densities of construction and stored materialszSection 5 Self-weight of construction workszSection 6 Imposed loads on buildingszAnnex A (informative) Tables for nominal density of construction materials, and nominal density and angles of repose for stored B (informative) Vehicle barriers and parapets for car parksEN 1991-1-2:Actions on structures exposed to firezForwardzSection 1 GeneralzSection 2 Structural Fire design procedurezSection 3 Thermal actions for temperature analysiszSection 4 Mechanical actions for temperature analysiszAnnex A (informative) Parametric temperature-time curveszAnnex B (informative) Thermal actions for external members Simplified calculation method zAnnex C (informative) Localised fireszAnnex D (informative) Advanced fire modelszAnnex E (informative)

8 Fire load densitieszAnnex F (informative) Equivalent time of fire exposurezAnnex G (informative) Configuration factorEN 1991-1-2: Actions on structures exposed to fire ( cont.)EN 1991-1-3: Snow loadszForwardzSection 1 GeneralzSection 2 Classification of actionszSection 3 Design situationszSection 4 Snow load on the groundzSection 5 Snow load on roofszSection 6 Local effectsEN 1991-1-3: Snow loads (cont.)zAnnex A(normative) Design situations and load arrangements to be used for different locationszAnnex B (normative) Snow load shape coefficients for exceptional snow driftszAnnex C (informative) European Ground Snow Load MapszAnnex D (informative) Adjustment of the ground snow load according to the return periodzAnnex E (informative) Bulk weight density of snowEN 1991-1-3: Snow loads (cont.)

9 3EN 1991-1-4: Wind actionszForwardzSection 1 GeneralzSection 2 Design situationszSection 3 Modelling of wind actionszSection 4 Wind velocity and velocity pressurezSection 5 Wind actionszSection 6 Structural factor cs cd zSection 7 Pressure and force coefficientszSection 8 Wind actions on bridgesEN 1991-1-4: Wind actions (cont.)EN 1991-1-4: Wind actions (cont.)EN 1991-1-4: Wind actions (cont.)zAnnex A (informative) Terrain effectszAnnex B (informative) Procedure 1 for determining the structural factor cs cd zAnnex C (informative) Procedure 2 for determining the structural factor cs cdzAnnex D (informative) cs cdvalues for different types of structureszAnnex E (informative) Vortex shedding and aeroelastic instabilitieszAnnex F (informative) Dynamic characteristics of structuresEN 1991-1-5.

10 Thermal actionszForwardzSection 1 GeneralzSection 2 Classification of actionszSection 3 Design situationszSection 4 Representation of actionszSection 5 Temperature changes in buildingszSection 6 Temperature changes in bridgeszSection 7 Temperature changes in industrial chimneys, pipelines, silos, tanks and cooling towersEN 1991-1-5: Thermal actions (cont.)zAnnex A(normative) Isotherms of national minimum and maximum shade air B (normative) Temperature differences for various surfacing depthszAnnex C (informative) Coefficients of linear expansionzAnnex D (informative) Temperature profiles in buildings and other construction works4EN 1991-1-6.