DIN EN 1991-1-4:2010-12

National foreword
Foreword
Section 1 General
  1.1 Scope
  1.2 Normative references
  1.3 Assumptions
  1.4 Distinction between Principles and Application Rules
  1.5 Design assisted by testing and measurements
  1.6 Definitions
  1.7 Symbols
Section 2 Design situations
Section 3 Modelling of wind actions
  3.1 Nature
  3.2 Representations of wind actions
  3.3 Classification of wind actions
  3.4 Characteristic values
  3.5 Models
Section 4 Wind velocity and velocity pressure
  4.1 Basis for calculation
  4.2 Basic values
  4.3 Mean wind
  4.4 Wind turbulence
  4.5 Peak velocity pressure
Section 5 Wind actions
  5.1 General
  5.2 Wind pressure on surfaces
  5.3 Wind forces
Section 6 Structural factor c[s]c[d]
  6.1 General
  6.2 Determination of c[s]c[d]
  6.3 Detailed procedure
Section 7 Pressure and force coefficients
  7.1 General
  7.2 Pressure coefficients for buildings
  7.3 Canopy roofs
  7.4 Free-standing walls, parapets, fences and signboards
  7.5 Friction coefficients
  7.6 Structural elements with rectangular sections
  7.7 Structural elements with sharp edged section
  7.8 Structural elements with regular polygonal section
  7.9 Circular cylinders
  7.10 Spheres
  7.11 Lattice structures and scaffoldings
  7.12 Flags
  7.13 Effective slenderness [lambda] and end-effect
       factor psi[lambda]
Section 8 Wind actions on bridges
  8.1 General
  8.2 Choice of the response calculation procedure
  8.3 Force coefficients
  8.4 Bridge piers
Annex B (informative) - Procedure 1 for determining the
Annex C (informative) - Procedure 2 for determining the
        structural factor cscd
Annex D (informative) - c[s]c[d] values for different
        types of structures
Annex E (informative) - Vortex shedding and aeroelastic
        instabilities
Annex F (informative) - Dynamic characteristics of structures
Bibliography

Provides guidance on the determination of natural wind actions for the structural design of building and civil engineering works for each of the loaded areas under consideration.