Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 General
  4.1 Materials
      4.1.1 Structural members
      4.1.2 Connecting devices
  4.2 Bolt connections
      4.2.1 General
      4.2.2 Shear and bearing connections
      4.2.3 Slip resistant connections
      4.2.4 Connections loaded in tension
  4.3 Pin connections
  4.4 Welded connections
  4.5 Proofs of structural members and connections
5 Proof of static strength
  5.1 General
  5.2 Limit design stresses and forces
      5.2.1 General
      5.2.2 Limit design stress in structural members
      5.2.3 Limit design forces in bolt connections
      5.2.4 Limit design forces in pins
      5.2.5 Limit design stresses in welded connections
  5.3 Execution of the proof
      5.3.1 Proof for structural members
      5.3.2 Proof for bolt connections
      5.3.3 Proof for pin connections
      5.3.4 Proof for welded connections
6 Proof of fatigue strength
  6.1 General
  6.2 Limit design stresses
      6.2.1 Characteristic values of the stress range
      6.2.2 Weld quality
      6.2.3 Effect of test loads
      6.2.4 Requirements for fatigue testing
  6.3 Classes S of stress history parameter s
      6.3.1 Simplified method based on service conditions
      6.3.2 Selection based on experience
  6.4 Execution of the proof
  6.5 Determination of the permissible stress range
      6.5.1 Applicable methods
      6.5.2 Direct use of stress history parameter
      6.5.3 Use of class S
7 Proof of static strength of hollow section girder joints
8 Proof of elastic stability
Annex A (normative) Values of inverse slope m of sigma/N -
                       curve and the value of the characteristic
                       stress range delta sigma[c], delta tau[c]
Annex B (informative) Guidance for selection of classes S due
                       to experience
Annex C (normative) Calculated values of permissible stress
                       range delta sigma[Rd]
Annex D (normative) Design weld stress sigma[W,Sd] and
                       tau[W,Sd]
  D.1 Butt joint
  D.2 Fillet weld and groove weld with uniform distributed
      load
  D.3 Relevant distribution length under punctiform load
Annex E (informative) Hollow Sections
Annex F (informative) Selection of a suitable set of crane
                       standards for a given application
Bibliography