ENV 1993-6 : DRAFT 1999

Foreword
1 General
   1.1 Scope
   1.2 Distinction between principles and application rules
   1.3 References
   1.4 Definitions
   1.5 Symbols
   1.6 Terminology
2 Basis of design
   2.1 General
   2.2 Assumptions
   2.3 Reliability
   2.4 Design working life
   2.5 Actions
   2.6 Static equilibrium
   2.7 Dynamic stability under wind loads
   2.8 Ultimate limit state checks
   2.9 Serviceability limit state checks
   2.10 Crane test loads
   2.11 Clearances to cranes
   2.12 Design assisted by testing
3 Materials
   3.1 Structural steels
   3.2 Rail steels
   3.3 Stainless steels
   3.4 Fasteners
   3.5 Welding consumables
   3.6 Special connecting devices for rails
4 Durability
   4.1 General
   4.2 Components with a limited service life
   4.3 Quality assurance
   4.4 Robustness
5 Basis for structural analysis
   5.1 Modelling for structural analysis and resistance
   5.2 Calculation models
   5.3 Calculation of internal forces and moments
   5.4 Local stresses due to wheel loads on the top flange
   5.5 Local stresses in I-beams due to underslung trolleys
   5.6 Fatigue stress spectra
6 Ultimate limit states
   6.1 Basis
   6.2 Classification of cross sections
   6.3 Resistance of bottom flange to wheel loads
7 Serviceability limit states
   7.1 Basis
   7.2 Limitation of deformations
   7.3 Limitation of stresses to ensure reversible behaviour
   7.4 Limitation of web breathing
   7.5 Oscillation
8 Special considerations
   8.1 Web-to-flange welds
   8.2 Rail joints and splices
   8.3 Rail fixings
   8.4 Support brackets
   8.5 Surge girders
   8.6 Surge connectors
   8.7 Anchors
   8.8 Contact pressure
9 Fatigue
   9.1 General
   9.2 Fatigue loading
   9.3 Partial factors for fatigue verifications
   9.4 Fatigue stress spectra
   9.5 Fatigue assessment procedure
   9.6 Fatigue resistance
   9.7 Secondary moments in triangulated components
10 Execution
   10.1 Requirements
   10.2 Design information
   10.3 Project specification
Annex A (informative) Information to be supplied
      A.1 Crane runaways
      A.2 Runaways for monorail hoist blocks
Annex B (informative) Execution aspects
      B.1 General
      B.2 Documentation
      B.3 Fatigue-sensitive zones
      B.4 Welding
      B.5 Mechanical fastening
      B.6 Erection
      B.7 Erection tolerances
Annex C (normative) Lateral-torsional buckling
      C.1 General
      C.2 Simplified checks
      C.3 Simplified assessments

Gives principles and application rules for the structural design of crane runaway beams and other crane supporting structures, including columns and other members made of steel.