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BS EN 1991-3:2026 Eurocode 1. Actions on structures - Actions induced by cranes and machines, 2026
- undefined
- European foreword
- 0 Introduction
- 1 Scope [Go to Page]
- 1.1 Scope of EN 1991-3
- 1.2 Assumptions
- 2 Normative references
- 3 Terms, definitions and symbols [Go to Page]
- 3.1 Terms and definitions [Go to Page]
- 3.1.1 General terms and definitions
- Figure 3.1 — Distinction between actions on and from cranes (exemplified for the hoist load of a bridge crane) [Go to Page]
- 3.1.2 Terms and definitions commonly used in crane design
- Figure 3.2 — Crane-related terms (exemplified for a bridge crane) [Go to Page]
- 3.1.3 Terms and definitions specific for travelling cranes
- Figure 3.3 — Example of a monorail hoist block
- Figure 3.4 — Examples of bridge cranes
- Figure 3.5 — Examples of gantry cranes
- Figure 3.6 — Example of a travelling wall crane
- Figure 3.7 — Guide-means [Go to Page]
- 3.1.4 Terms specific for supporting structures of travelling crane
- 3.1.5 Actions on cranes
- Figure 3.8 — Definition of self-weight of crane QC, self-weight of trolley QT and hoist load QH of a bridge crane [Go to Page]
- 3.2 Symbols [Go to Page]
- 3.2.1 Latin upper-case letters
- 3.2.2 Latin lower-case letters
- 3.2.3 Greek lower-case letters
- 4 Basis of design
- 5 Classification of actions from cranes travelling on fixed runways or from machines [Go to Page]
- 5.1 Actions from cranes travelling on fixed runways [Go to Page]
- 5.1.1 Actions to be classified
- 5.1.2 Crane specific classification
- Table 5.1 — Dynamic factors applied to actions from cranes [Go to Page]
- 5.2 Actions from fixed machines
- 6 Actions from cranes travelling on fixed runways [Go to Page]
- 6.1 Field of application
- 6.2 Design situations [Go to Page]
- 6.2.1 Single crane operation
- 6.2.2 Multiple crane operation
- Table 6.1 (NDP) — Limitations on number of bridge cranes in fundamental (persistent and transient) and fatigue design situations for the verification of the ultimate limit states [Go to Page]
- 6.3 Representation of actions
- Figure 6.1 — Example for actions on a crane runway beam from a bridge crane with two wheel axles and single driven wheels (schematic illustration)
- Figure 6.2 — Example for actions from a travelling wall crane (schematic illustration)
- Figure 6.3 — Example for actions on a crane runway beam from a non-articulated semi-gantry crane (schematic illustration) [Go to Page]
- 6.4 Load groups
- Table 6.2 — Load groups treated as a single action from crane for design situations of Ultimate Limit State
- Table 6.3 — Load groups treated as a single action from crane for Serviceability Limit State deformation and displacement criteria [Go to Page]
- 6.5 Load arrangements
- 6.6 Characteristic values of crane-induced actions under normal service conditions [Go to Page]
- 6.6.1 Vertical crane-induced actions
- Table 6.4 — Simplified dynamic factors ϕ1 and ϕ2
- Table 6.5 — Dynamic factor ϕ4
- Figure 6.4 — Eccentricity of wheel loads [Go to Page]
- 6.6.2 Horizontal crane-induced actions [Go to Page]
- 6.6.2.1 Top-mounted bridge cranes
- Table 6.6 — Dynamic factor ϕ5 [Go to Page]
- 6.6.2.2 Underhung bridge cranes
- 6.6.2.3 Monorail hoist blocks
- 6.6.2.4 Gantry, semi-gantry and travelling wall cranes
- 6.6.2.5 Other travelling cranes
- 6.7 Characteristic values of actions from crane tests
- 6.8 Characteristic values of crane-induced actions under exceptional service conditions
- 6.9 Crane-induced fatigue actions [Go to Page]
- 6.9.1 Single crane action
- Table 6.7 — Classification of the fatigue actions from cranes [Go to Page]
- 6.9.2 Multiple crane action
- 6.9.3 Single wheel load effect
- 6.9.4 Multiple wheel load effect
- 6.10 In-service wind
- 7 Actions from fixed machines [Go to Page]
- 7.1 Field of application
- 7.2 Design situations
- 7.3 Representation of actions [Go to Page]
- 7.3.1 Nature of the loads
- 7.3.2 Modelling of dynamic actions
- 7.3.3 Modelling of machine-structure interaction
- 7.4 Characteristic values
- Annex A (informative) Guidance on crane classification for fatigue design of crane supporting structures
- A.1 Use of this informative annex
- A.2 Scope and field of application
- A.3 Classification
- Table A.1 — Indications of typical C–classes of bridge and gantry cranes
- Annex B (informative) Guidance on simplified calculation of actions from selected bridge cranes
- B.1 Use of this informative annex
- B.2 Scope and field of application
- B.3 Four-wheeled bridge crane
- B.3.1 Horizontal actions due to acceleration and deceleration of crane
- Figure B.1 — Definition of the transverse forces HT,i for four-wheeled crane (example with flanged wheels)
- B.3.2 Horizontal actions due to acceleration and deceleration of trolley
- Figure B.2 — Definition of the transverse forces HTT for four-wheeled crane
- B.3.3 Horizontal actions due to skewing of crane
- Figure B.3 — Definition of the transverse forces HS,T,i,j for four-wheeled crane (example with flanged wheels)
- B.4 Eight-wheeled bridge crane
- B.4.1 Horizontal actions due to acceleration and deceleration of crane
- B.4.2 Horizontal actions due to acceleration and deceleration of trolley
- B.4.3 Horizontal actions due to skewing of crane
- Figure B.4 — Definition of the transverse forces HT,i for eight-wheeled crane
- Figure B.5 — Definition of the transverse forces HTT for eight-wheeled crane
- Figure B.6 — Definition of the transverse forces HS,i,j,T for eight-wheeled crane
- Annex C (informative) Actions from travelling wall cranes
- C.1 Use of this informative annex
- C.2 Scope and field of application
- Figure C.1 — Dimensions and actions of travelling wall crane
- C.3 Actions due to crane self-weight and hoist load
- Figure C.2 — Actions from crane on crane runways
- C.4 Actions due to acceleration of crane
- C.5 Actions due to acceleration of trolley
- C.6 Actions due to crane buffer collision
- C.7 Actions due to trolley buffer collision
- Figure C.3 — Actions due to crane buffer collision
- Bibliography [Go to Page]