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BS 7883:2019 Personal fall protection equipment. Anchor systems. System design, installation and inspection. Code of practice, 2019
- Foreword
- 0 Introduction [Go to Page]
- Table 1 — Non-load-limiting anchor system options and codification in accordance with BS 8610:2017, Table 1
- Table 2 — Load-limiting anchor system options and codification in accordance with BS 8610:2017, Table 2
- Table 3 — Anchor devices in accordance with BS EN 795:2012 and PD CEN/TS 16415:2013
- Section 1: General
- 1 Scope
- 2 Normative references
- 3 Terms and definitions [Go to Page]
- Figure 1 — Examples of anchor systems
- Figure 2 — Examples of type A non-load-limiting anchor systems
- Figure 3 — Examples of type A davit-type anchor systems
- Figure 4 — Example of a type A load-limiting anchor system
- Figure 5 — Examples of type B anchor systems
- Figure 6 — Example of a type C non-load-limiting anchor system
- Figure 7 — Examples of type C load-limiting anchor systems
- Figure 8 — Example of a type D anchor system
- Figure 9 — Examples of type E anchor systems
- Figure 10 — Example of an accompanied descent type rescue
- Figure 11 — Example of rescue – remotely or self-operated – direct attachment systems
- Figure 12 — Example of a remotely operated redirect attachment type rescue
- Section 2: System design
- 4 Preliminary information [Go to Page]
- 4.1 General
- 4.2 PFPS system design
- 4.3 PFPS project details
- 4.4 Risk assessment
- 5 Design considerations [Go to Page]
- 5.1 General
- 5.2 Structural suitability
- Figure 13 — Examples of calculations on loads applied to anchor devices, structural anchors and the base material
- Figure 14 — Examples of how loads are applied to a structure in the case of a handrail at different angles of rigging
- 5.3 Trial tests
- 5.4 Maximum system rating, SRmax
- 5.5 Configuration
- 5.6 Anti-pendulum anchor devices
- Figure 15 — Example of angles on a rooftop PFPS using an anti-pendulum anchor device where their use is unavoidable – plan view
- 5.7 Obligations of the system designer
- 5.8 Anchor system modification – system designer responsibilities
- 5.9 Frequency, intensity of use and design life
- 5.10 Accessible and hidden elements
- 5.11 Environmental/climatic considerations and design life
- 5.12 Structural anchor(s)
- 5.13 Free fall distance, free space
- 5.14 Personal fall protection equipment (PFPE)
- 5.15 Positioning
- Figure 16 — Examples of type C and type D anchor systems installed on roofs
- 5.16 Rescue and recovery plan
- 5.17 Inspection
- Figure 17 — Examples of using packers to support reaction loads of test apparatus
- 5.18 Limitations of use
- 6 Design considerations – application [Go to Page]
- 6.1 General
- 6.2 Application types
- Figure 18 — Example of an anchor system using more than one structural anchor
- Figure 19 — Example of a typical rope access rigging configuration and how the load is applied to the anchor point(s) of each anchor system
- Figure 20 — Example of the increase in loadings on a working line or anchor slings caused by an increase in the angle of the Y hang
- Figure 21 — Example of using additional anchor points to provide additional protection to the user
- Figure 22 — Example of loads on deviation anchor devices at different angles
- Figure 23 — Examples of rigging deviation anchor devices
- Figure 24 — Examples of rigging of re-anchor devices
- Figure 25 — Examples of aid climbing anchor devices used for aid climbing under a soffit
- Figure 26 — Examples of work positioning configurations
- 7 Design considerations – type specific [Go to Page]
- 7.1 General
- 7.2 Type A anchor systems
- Figure 27 — Permitted directions of loading for paired anchor devices
- 7.3 Type B anchor systems
- 7.4 Type C anchor systems
- 7.5 Type D anchor systems
- 7.6 Type E anchor systems
- 8 Positioning [Go to Page]
- 8.1 Positioning – general
- Figure 28 — Illustration of edge distance requirement for anchor devices set in narrow sections
- 8.2 Positioning – application specific
- 8.3 Positioning – Type specific
- 9 System design specification
- 10 Information to be supplied by the system designer to the installer and inspector
- Section 3: Installation
- 11 Installation [Go to Page]
- 11.1 General
- 11.2 Additional installation recommendations for hidden elements
- 11.3 Additional installation recommendations specific to type B and type E anchor devices
- 11.4 Marking, signage and labelling
- 11.5 Information to be provided following installation
- Section 4: Inspection
- 12 Inspection [Go to Page]
- 12.1 General
- 12.2 Inspection and verification
- Table 4 — Examples of inspection criteria, including categories of inspection results
- 12.3 Inspection report
- Annex A (normative) Type A anchor systems – service loads and design loads based on BS 8610:2017 anchor types and applications of use [Go to Page]
- Table A.1 — Service loads and design loads of type A non-load-limiting anchor systems
- Table A.2 — Service loads and design loads of type A load-limiting anchor systems
- Annex B (normative) Type C anchor systems – service loads and design loads based on BS 8610:2017 anchor types and applications of use [Go to Page]
- Table B.1 — Service loads and design loads of type C non-load-limiting anchor systems
- Table B.2 — Service loads and design loads of Type C load-limiting anchor systems
- Annex C (normative) Type D anchor systems – service loads and design loads based on BS 8610:2017 anchor types and applications of use [Go to Page]
- Table C.1 — Service loads and design loads of Type D non-load-limiting anchor systems
- Annex D (normative) Calculation of trial test loads [Go to Page]
- Figure D.1 — Example of eyebolt-type anchor systems where the service load might be applied in shear, Fs , tension, Ft , or any angle in between
- Figure D.2 — Example of the direction of trial test loads, Td , equal to the design load, perpendicular to the base material, for eyebolt-type anchor devices
- Figure D.3 — Detail for calculation of trial test load, Tc , for the structural anchors of anchor devices with base plates
- Annex E (informative) Calculation and application of proof test loads [Go to Page]
- Table E.1 — Examples of anchor devices/systems to be proof load tested
- Figure E.1 — Examples of applying proof test loads, Pf , in the direction of the service load
- Figure E.2 — Examples of applying proof test loads, Pf , equal to the service load, perpendicular to the base material
- Figure E.3 — Example of basis of calculation and applying proof test loads, Pc , applied perpendicular to the base material, in the case of anchor devices with base plates
- Figure E.4 — Example of applying the calculated proof test load equally between two anchor points
- Figure E.5 — Examples of applying calculated proof test loads, Pc , to individual structural anchors in the case of anchor devices with base plates
- Figure E.6 — Example of basis of calculation of the calculated proof test load, Pc , applied directly to each structural anchor perpendicular to the base material, in the case of anchor devices with base plates
- Figure E.7 — Examples of applying proof test load, Pf , equivalent to the service load to each anchor point individually
- Annex F (informative) Examples of anchor systems and applications showing the range of movement and working area [Go to Page]
- Figure F.1 — Example of a restraint PFPS comprising central anchor point with a fixed length lanyard
- Figure F.2 — Example of a restraint PFPS comprising perimeter anchor system with a fixed length lanyard
- Figure F.3 — Example of a restraint PFPS using anti-pendulum anchor devices and adjustable lanyards
- Figure F.4 — Example of a fall arrest PFPS comprising central anchor point with a fall arrest lanyard
- Annex G (informative) Example of forms to be provided by the system designer to be completed by the installer or duty holder
- Annex H (informative) Example of an inspection report form [Go to Page]
- Table H.1 — Report of inspection of personal fall protection systems (including anchor devices/anchor systems and personal fall protection equipment)
- Annex I (normative) Pre-use inspection
- Annex J (normative) Reverse-engineering design check of hidden elements
- Annex K (normative) Test apparatus and procedures for trial and proof load testing [Go to Page]
- Figure K.1 — Example of a test apparatus arrangement for load testing structural anchors and/or anchor systems
- Figure K.2 — Test apparatus arrangements for various anchor systems with test loads applied perpendicular to the base material
- Figure K.3 — Example of test apparatus arrangement for load testing wire rope swage terminations
- Figure K.4 — Example of test apparatus arrangement for load testing davit arms
- Figure K.5 — Example of testing davit arms in full range of movement – plan view
- Bibliography [Go to Page]
