1 Introduction
1.1 Scope
1.2 Normative references
1.3 Terms and definitions
1.4 Symbols
2 Basis of design and modelling
2.1 General
2.2 Effective width models for global analysis
2.3 Plate buckling effects on uniform members
2.4 Reduced stress method
2.5 Non uniform members
2.6 Members with corrugated webs
3 Shear lag in member design
3.1 General
3.2 Effectives width for elastic shear lag
3.3 Shear lag at the ultimate limit state
4 Plate buckling effects due to direct stresses at the ultimate
limit state
4.1 General
4.2 Resistance to direct stresses
4.3 Effective cross section
4.4 Plate elements without longitudinal stiffeners
4.5 Stiffened plate elements with longitudinal stiffeners
4.6 Verification
5 Resistance to shear
5.1 Basis
5.2 Design resistance
5.3 Contribution from the web
5.4 Contribution from flanges
5.5 Verification
6 Resistance to transverse forces
6.1 Basis
6.2 Design resistance
6.3 Length of stiff bearing
6.4 Reduction factor CHI[F] for effective length for resistance
6.5 Effective loaded length
6.6 Verification
7 Interaction
7.1 Interaction between shear force, bending moment and axial
force
7.2 Interaction between transverse force, bending moment and
axial force
8 Flange induced buckling
9 Stiffeners and detailing
9.1 General
9.2 Direct stresses
9.3 Shear
9.4 Transverse loads
10 Reduced stress method
Annex A (informative) Calculation of critical stresses for
stiffened plates
Annex B (informative) Non uniform members
Annex C (informative) Finite Element Methods of Analysis (FEM)
Annex D (informative) Plate girders with corrugated webs
Annex E (normative) Alternative methods for determining effective
cross sections
Annex NA (informative) Irish National Annex to Eurocode 3 -
Design of steel structures - Part 1-5: Plated
structural elements
Introduction
NA.1 Scope
NA.2 Nationally Determined Parameters
NA.3 Decisions on informative annexes
NA.4 References to non-contradictory complementary
information