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BS 8437:2022 – TC 2023

BS 8437:2022 – TC 2023

$280.87

Tracked Changes. Code of practice for selection, use and maintenance of personal fall protection systems and equipment for use in the workplace

Published By Publication Date Number of Pages
BSI 2023 386
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PDF Catalog

PDF Pages PDF Title
1 compares BS 8437:2022
2 TRACKED CHANGES
Text example 1 — indicates added text (in green)
222 Foreword
225 Introduction
1 Scope
226 2 Normative references
3 Terms and definitions
229 4 Legislation
4.1 General
230 4.2 The Health and Safety at Work etc. Act 1974
4.3 The Management of Health and Safety at Work Regulations 1999
4.4 The Personal Protective Equipment at Work Regulations 1992
4.5 The Work at Height Regulations 2005 (as amended)
231 4.6 Construction (Design and Management) Regulations 2015
4.7 HSE Guidance documents
232 5 Fundamental principles
5.1 Hazard identification and risk assessment, and hierarchy of protective measures
5.2 Principles of selection of personal fall protection systems and equipment
233 5.3 Principles of use of personal fall protection systems and equipment
234 5.4 Principles of maintenance of personal fall protection systems and equipment
235 6 Hazard identification, risk assessment and safety method statement
6.1 General
237 6.2 Hierarchy of protective measures for people working at a height
Table 1 — Illustration of hierarchy of protective measures given in the Work at Height Regulations 2005 (as amended)
238 7 Selection of personal fall protection systems and equipment
7.1 General
239 7.2 Types of personal fall protection systems and equipment
240 8 Restraint systems
8.1 General
241 8.2 Selection of the components of a restraint system
8.3 Use of restraint systems
243 Figure 1 — Example of a restraint system limiting access to zones where the risk of a fall exists
244 Figure 2 — Importance of correct lanyard length in a restraint system
246 Figure 3 — Example of a restraint system using a rigid horizontal anchor line
247 Figure 4 — Dangers of using a restraint system to access the corner of a flat roof
248 Figure 5 — Situation in which a restraint system should not be used because there is a risk of a fall through a fragile material
249 Figure 6 — Limitations and dangers of using a restraint system on a sloping roof
250 9 Fall arrest systems
9.1 General
251 Figure 7 — Examples of different types of fall arrest system
256 Figure 8 — Use of an extension lanyard
257 Figure 9 — Illustration of free fall distances and the calculation of fall factors
258 Figure 10 — Illustration of the dangers of connecting energy absorbing lanyards in series to increase overall length
259 9.2 Fall arrest systems based on one or more energy absorbing lanyards
260 Figure 11 — Example of a fall arrest system based on a single energy absorbing lanyard
261 Figure 12 — Examples of energy absorbing lanyards
262 Figure 13 — Illustration of an energy absorbing lanyard operating to arrest a fall
Figure 14 — Limitations and dangers of using a single energy absorbing lanyard where a range of movement greater than lanyard length is required
264 Figure 15 — Ensuring continuous connection to the structure by using two energy absorbing lanyards in relay
265 Figure 16 — Example of the use of a fall arrest system based on a twin‑tailed energy absorbing lanyard while climbing
9.3 Fall arrest systems based on a retractable type fall arrester
266 Figure 17 — Fall arrest system based on a retractable type fall arrester
268 Figure 18 — Example of a retractable type fall arrester operating to arrest a fall
269 Figure 19 — Maximum working length of a retractable type fall arrester
271 Figure 20 — Examples of a compact retractable type fall arrester
273 Figure 21 — Example of a retractable type fall arrester incorporating a rescue winch
274 Figure 22 — Example of a retractable type fall arrester incorporating a rescue winch being used in conjunction with a tripod for work in a confined space below the surface
276 Figure 23 — Dangers of using retractable type fall arresters in the horizontal plane
278 Figure 24 — Risk of a free fall if the lanyard of a retractable type fall arrester fails to retract
279 9.4 Fall arrest systems based on a vertical anchor line and a guided type fall arrester
281 Figure 25 — Example of a fall arrest system based on a rigid vertical anchor line fixed to a permanently installed access ladder
282 Figure 26 — Example of a fall arrest system based on a permanently installed flexible vertical anchor line fixed to a permanently installed access ladder
283 Figure 27 — Example of a fall arrest system based on a temporarily installed flexible vertical anchor line
287 9.5 Fall arrest systems based on a horizontal anchor line and one or more travellers
288 Figure 28 — Fall arrest system based on a permanently installed rigid horizontal anchor line comprising a rail
289 Figure 29 — Fall arrest system based on a permanently installed flexible horizontal anchor line comprising a wire rope
290 Figure 30 — Fall arrest system based on a temporarily installed flexible horizontal anchor line
292 Figure 31 — Examples of fall arrest systems based on a horizontal anchor line and an energy absorbing lanyard operating to arrest a fall, also illustrating free space requirements (see and Annex F)
297 9.6 Use of fall arrest systems
298 9.7 Free space
300 Figure 32 — Illustration of minimum free space requirements when using a fall arrest system based on an energy absorbing lanyard
302 Figure 33 — Illustration of minimum free space requirement when using a fall arrest system based on a retractable type fall arrester
303 Figure 34 — Illustration of minimum free space requirement when using a fall arrest system based on a vertical anchor line
304 10 Work positioning systems
10.1 General
10.2 Work positioning systems for partial support
305 Figure 35 — Partially supported work positioning technique 1
306 Figure 36 — Illustration of a real situation showing incorrect use of a work positioning lanyard without a safety back‑up personal fall protection system
308 Figure 37 — Partially supported work positioning technique 2
309 10.3 Work positioning systems for work in suspension
310 Figure 38 — Examples of lanyards for work positioning technique 1
311 11 Rescue
11.1 General
312 11.2 Anchors
11.3 Edges
11.4 Care of individuals requiring rescue
11.5 Rescue equipment
313 11.6 Harness for rescue
11.7 First aid
12 Components
12.1 General
314 12.2 Strength of components
315 12.3 Textiles used in components
316 12.4 Metals used in components
317 12.5 Connectors
318 Figure 39 — Examples of various types of connectors
319 Figure 40 — Examples of correct and incorrect methods of connecting to an anchor point or position
321 Figure 41 — Examples of ways in which the safety catch on a connector can be tripped accidentally
322 Figure 42 — Difference in the loading of a connector in a static test and when used with a wide webbing sling
323 Figure 43 — Correct and incorrect ways of inserting two anchor lines into a connector
324 12.6 Body‑holding devices
325 Table 2 — Advantages and disadvantages of various connector gate closing and locking mechanisms
326 Figure 44 — Example of a waist belt for use with a restraint system
327 Figure 45 — Example of a full body harness
328 Figure 46 — Examples of sit harnesses
12.7 Lanyards
329 Figure 47 — Example of a lanyard with thimbles in the termination loops
12.8 Energy absorbers
330 12.9 Anchor lines
332 12.10 Anchor line devices
Figure 48 — Examples of anchor line devices
333 13 Inspection, care and maintenance of equipment
13.1 General
334 13.2 Lifespan
13.3 Textile equipment (anchor lines, lanyards, harnesses etc.)
335 13.4 Metal equipment (connectors, anchor line devices etc.)
336 13.5 Protective helmets
13.6 Disinfection of equipment
13.7 Equipment exposed to a marine environment
13.8 Storage
13.9 Equipment withdrawn from service
13.10 Alterations to equipment
14 Methods of work
14.1 Safe working methods
338 14.2 Working practices
339 14.3 Clothing and protective equipment
341 14.4 Safety precautions for personal fall protection equipment
14.5 Use of tools and other work equipment
342 14.6 Communications systems
14.7 Protection of other people
14.8 Completion of work at the end of a shift
15 Aptitude, fitness and training
15.1 General
343 15.2 Training
16 Anchors
16.1 General
344 16.2 Strength and reliability of anchors
345 16.3 Installation of anchor devices
347 Figure 49 — Example increase loading on an anchor line/sling by increase in angle at the anchor point
348 16.4 Additional recommendations for anchor points for particular types of personal fall protection equipment
349 Figure 50 — Example of a restraint system using a flexible horizontal anchor line, showing deflection of the anchor line by the user
16.5 Intermediate support brackets for vertical and horizontal rigid anchor lines
16.6 Choosing anchor point positions for fall arrest systems
351 Figure 51 — Danger of a swing fall when using an energy absorbing lanyard
352 Figure 52 — Danger of a swing fall when using a retractable type fall arrester
353 Figure 53 — Examples of correct anchor positions and of incorrect (potentially dangerous) anchor positions
354 Annex A (informative)  Basic principles of protection against falls from a height
Annex B (informative)  Harness comfort and adjustability test
357 Annex C (informative)  Equipment inspection checklist
Table C.1 — Equipment inspection checklist
362 Annex D (informative)  Suspension intolerance (formerly known as suspension trauma)
364 Annex E (informative)  Advantages and disadvantages of differently positioned attachment pointe for fall arrest equipment on a full body harness
367 Annex F (informative)  Examples of the calculation of minimum free space requirements for different fall arrest systems
368 Table F.1 — Example of calculation of minimum free space requirements for a fall arrest system based on an energy absorbing lanyard
369 Table F.2 — Example of calculation of minimum free space requirement for a fall arrest system based on a retractable type fall arrester
Table F.3 — Example of calculation of minimum free space requirements for fall arrest systems based on a vertical anchor line
370 Table F.4 — Example of calculation of minimum free space requirements for fall arrest systems based on a horizontal anchor line and an energy absorbing lanyard
Annex G (informative)  Typical methods of work in a partially supported position using a work positioning system
372 Figure G.1 — Example of correct alignment of connector in side waist attachment point on user’s harness
373 Figure G.2 — Potential swing falls into structure while using work positioning technique 1, assuming that the work positioning lanyard does not slide down the structure
374 Annex H (informative)  Properties of some of the artificial fibres used in the manufacture of personal fall protection equipment
375 Table H.1 — Resistance to chemicals of some of the artificial fibres used in the manufacture of personal fall protection equipment
381 Table H.2 — Other properties of some of the artificial fibres used in the manufacture of personal fall protection equipment
382 Annex I (informative)  The effect of wind speed and working height on available working times
Table I.1 — Available working time in an 8 h shift at different wind speeds
383 Bibliography

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BS 8437:2022 - TC 2023
$280.87