作为BS 7121系列的一部分，本标准涉及起重机的安全使用。本系列的这一部分与各种起重应用中使用的侧臂管层有关。本文件涵盖了额定提升能力的计算方法:；并通过测试进行了验证。文件中还包括有关以下方面的建议:安全；彻底检查；起重作业的管理；职责/人员选择。本标准主要针对起重机用户和所有者，但也包含对参与起重机测试的合格人员的建议。交叉引用:BS 6911-7ISO 9248BS 6914-5BS EN 473:2000BS EN ISO 6165BS 7121-1:1989BS EN 571-1:1997BS EN 583-3:1997BS EN 10228-1:1999BS EN 10228-2:1998BS EN ISO 9934PD 6513:1985《起重操作和起重设备条例》（LOLER）1998《工作设备的规定和使用条例》（PUWER）1998《起重设备的安全使用》。 批准的工作设备安全使用实施规程和指南。批准的Puwer健康和工作安全守则和指南等法案1974机械供应（安全）条例1992 HSE指导说明PM 46 HSE指导说明GS 36健康、安全和福利管理条例1999工作中的个人防护设备条例1992CP 3010:1972BS 5744:1979

This standard, as part of the BS 7121 series, is concerned with the safe use of cranes. This part of the series is related to side boom pipe layers when used in various lifting applications. Covered within the document are ways the rated lift capacity can be: calculated; and validated by testing. Also included in the document are recommendations relating to: Safety; Thorough examinations; Management of lifting operations; Duties/selection of personnel. The standard is aimed primarily at crane users and owners but also contains recommendations for competent persons involved in crane testing.Cross References:BS 6911-7ISO 9248BS 6914-5BS EN 473:2000BS EN ISO 6165BS 7121-1:1989BS EN 571-1:1997BS EN 583-3:1997BS EN 10228-1:1999BS EN 10228-2:1998BS EN ISO 9934PD 6513:1985Lifting Operations and Lifting Equipment Regulations (LOLER) 1998Provision and Use of Work Equipment Regulations (PUWER) 1998Safe use of lifting equipment. Approved Code of Practice and Guidance to LOLERSafe use of work equipment. Approved Code of Practice and Guidance to PUWERHealth and Safety at Work etc. Act 1974Supply of Machinery (Safety) Regulations 1992HSE Guidance Note PM 46HSE Guidance Note GS 36Management of Health, Safety and Welfare Regulations 1999Personal Protective Equipment at Work Regulations 1992CP 3010:1972BS 5744:1979