FOREWORD
BACKGROUND OF THE EUROCODE PROGRAMME
STATUS AND FIELD OF APPLICATION OF EUROCODES
NATIONAL STANDARDS IMPLEMENTING EUROCODES
LINKS BETWEEN EUROCODES AND HARMONISED TECHNICAL
SPECIFICATIONS (ENS AND ETAS) FOR PRODUCTS
ADDITIONAL INFORMATION SPECIFIC FOR EN 1991-3
NATIONAL ANNEX FOR EN 1991-3
SECTION 1 - GENERAL
  1.1 SCOPE
  1.2 NORMATIVE REFERENCES
  1.3 DISTINCTION BETWEEN PRINCIPLES AND APPLICATION RULES
  1.4 TERMS AND DEFINITIONS
       1.4.1 Terms and definitions specifically for hoists
              and cranes on runway beams
       1.4.2 Terms and definitions specifically for actions
              induced by machines
  1.5 SYMBOLS
SECTION 2 - ACTIONS INDUCED BY HOISTS AND CRANES ON RUNWAY
            BEAMS
  2.1 FIELD OF APPLICATION
  2.2 CLASSIFICATIONS OF ACTIONS
       2.2.1 General
       2.2.2 Variable actions
       2.2.3 Accidental actions
  2.3 DESIGN SITUATIONS
  2.4 REPRESENTATION OF CRANE ACTIONS
  2.5 LOAD ARRANGEMENTS
       2.5.1 Monorail hoist blocks underslung from runway
              beams
              2.5.1.1 Vertical loads
              2.5.1.2 Horizontal forces
       2.5.2 Overhead travelling cranes
              2.5.2.1 Vertical loads
              2.5.2.2 Horizontal forces
       2.5.3 Multiple crane action
  2.6 VERTICAL CRANE LOADS - CHARACTERISTIC VALUES
  2.7 HORIZONTAL CRANE LOADS - CHARACTERISTIC VALUES
       2.7.1 General
       2.7.2 Longitudinal forces H[L,I] and transverse
              forces H[T,I] caused by acceleration and
              deceleration of the crane
       2.7.3 Drive force K
       2.7.4 Horizontal forces H[S,i,j,k] and the guide
              force S caused by skewing of the crane
  2.8 TEMPERATURE EFFECTS
  2.9 LOADS ON ACCESS WALKWAYS, STAIRS, PLATFORMS AND
       GUARD RAILS
       2.9.1 Vertical loads
       2.9.2 Horizontal loads
  2.10 TEST LOADS
  2.11 ACCIDENTAL ACTIONS
       2.11.1 Buffer forces H[B,1] related to crane movement
       2.11.2 Buffer forces H[B,2] related to movements of the
              crab
       2.11.3 Tilting forces
  2.12 FATIGUE LOADS
       2.12.1 Single crane action
       2.12.2 Stress range effects of multiple wheel or crane
              actions
SECTION 3 - ACTIONS INDUCED BY MACHINERY
  3.1 FIELD OF APPLICATION
  3.2 CLASSIFICATION OF ACTIONS
       3.2.1 General
       3.2.2 Permanent actions
       3.2.3 Variable actions
       3.2.4 Accidental actions
  3.3 DESIGN SITUATIONS
  3.4 REPRESENTATION OF ACTIONS
       3.4.1 Nature of the loads
       3.4.2 Modelling of dynamic actions
       3.4.3 Modelling of the machinery-structure interaction
  3.5 CHARACTERISTIC VALUES
  3.6 SERVICEABILITY CRITERIA
ANNEX A (NORMATIVE) BASIS OF DESIGN - SUPPLEMENTARY CLAUSES TO
        EN 1990 FOR RUNWAY BEAMS LOADED BY CRANES
  A.1 GENERAL
  A.2 ULTIMATE LIMIT STATES
       A.2.1 Combinations of actions
       A.2.2 Partial factors
       A.2.3 Psi-factors for crane loads
  A.3 SERVICEABILITY LIMIT STATES
       A.3.1 Combinations of actions
       A.3.2 Partial factors
       A.3.3 Psi-factors for crane actions
  A.4 FATIGUE
ANNEX B (INFORMATIVE) GUIDANCE FOR CRANE CLASSIFICATION FOR
        FATIGUE