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GB/T 23724.3-2025 English PDF

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Q: Should I purchase the latest version GB/T 23724.3-2025?

Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 23724.3-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.

US$509.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 23724.3-2025: Cranes - Inspections - Part 3: Tower cranes
Status: Valid

GB/T 23724.3: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 23724.3-2025	509	Add to Cart	4 days	Cranes - Inspections - Part 3: Tower cranes	Valid
GB/T 23724.3-2010	559	Add to Cart	5 days	Cranes -- Inspections -- Part 3: Tower cranes	Valid

Similar standards

GB/T 24818.4 GB/T 23724.1 GB/T 24809.2 GB/T 23720.3 GB/T 23723.5

Basic data

Standard ID: GB/T 23724.3-2025 (GB/T23724.3-2025)
Description (Translated English): Cranes - Inspections - Part 3: Tower cranes
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J80
Classification of International Standard: 53.020.20
Word Count Estimation: 25,261
Date of Issue: 2025-06-30
Date of Implementation: 2026-01-01
Older Standard (superseded by this standard): GB/T 23724.3-2010
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 23724.3-2025: Cranes - Inspections - Part 3: Tower cranes

---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT23724.3-2025
ICS 53.020.20 CCSJ80 National Standard of the People's Republic of China Replaces GB/T 23724.3-2010 Crane inspection part 3.tower cranes (ISO 9927-3.2019,MOD) Released on June 30, 2025 Implementation on January 1, 2026 State Administration for Market Regulation The National Standardization Administration issued

Preface III Introduction IV 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 General 1 5 Daily Inspection 1 5.1 Basic Requirements 1 5.2 Content 1 5.3 Results 2 6 Regular inspections 2 6.1 Basic Requirements 2 6.2 Inspection Item 2 6.3 Cycle 2 6.4 Results 2 7 Regular Inspection 2 7.1 Basic Requirements 2 7.2 Content 3 7.3 Cycle 3 7.4 Results 4 8 Comprehensive Inspection 4 8.1 Basic Requirements 4 8.2 Content 4 8.3 Cycle 4 8.4 Results 5 9 Special Inspections 5 9.1 Basic Requirements 5 9.2 Content 5 Appendix A (Normative) Inspection List 6 Appendix B (Informative) Inspection of Hooks 8 Appendix C (Informative) Examples of Periodic Inspection, Comprehensive Inspection and Special Inspection Reports 9 Reference 19 Figure B.1 Shape and size of hook 8 Table A.1 Inspection List 6 Table C.1 Inspection report example 10 Preface This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document is Part 3 of GB/T 23724 Crane Inspection. GB/T 23724 has been published in the following parts. --- Part 1.General provisions; --- Part 3.Tower cranes. This document replaces GB/T 23724.3-2010 "Crane Inspection Part 3.Tower Cranes" and GB/T 23724.3- Compared with.2010, in addition to structural adjustments and editorial changes, the main technical changes are as follows. --- Deleted “for use in conjunction with GB/T 23724.1” (see Chapter 1 of the.2010 edition); --- Changed the general requirements for inspection (see Chapter 4, Chapter 3 of the.2010 edition); --- Changed the record requirements for regular inspections, periodic inspections and comprehensive inspections (see 6.4, 7.4 and 8.4,.2010 edition 5.4, 6.4 and 7.4); --- Changed the periodic requirements for comprehensive inspection (see 8.3, 7.3 of the.2010 edition); --- Added description of special environmental conditions [see 9.1a)]. This document is modified to adopt ISO 9927-3.2019 "Crane inspection — Part 3.Tower cranes". The technical differences between this document and ISO 9927-3.2019 and their reasons are as follows. --- Changed the basic requirements for regular inspections (see 6.1). The technical contents of 6.1 and 6.4 of ISO 9927-3.2019 are similar, and there are errors. Therefore, the statement in 5.1 of GB/T 23724.3-2010 is used. --- ISO 4309 (see 6.2) has been replaced with the normative reference GB/T 5972 to adapt to my country's technical conditions and increase operability. Sexuality; --- Changed the number of safety loops of wire rope on the drum (see Table A.1) to be consistent with the current relevant standards to adapt to my country's technical conditions. The following editorial changes have been made to this document. --- Replaced ISO 9927-1 with the informative reference GB/T 23724.1 (see 7.1); --- Replaced ISO 4309 with the informative reference GB/T 5972 (see 7.2). Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by the China Machinery Industry Federation. This document is under the jurisdiction of the National Technical Committee for Standardization of Lifting Machinery (SAC/TC227). This document was drafted by. Beijing Construction Mechanization Research Institute Co., Ltd., Zhejiang Construction Engineering Machinery Group Co., Ltd., Hubei Jianghan Construction Engineering Machinery Co., Ltd., China Xinxing Construction Engineering Co., Ltd., Beijing Urban Construction Design and Development Group Co., Ltd., Construction and Urban Construction Machinery Quality Supervision and Inspection Center, Shenyang Jianzhu University, Beijing Shougang Construction Group Co., Ltd., China Construction First Bureau Group Third Construction Co., Ltd., Shandong Zhongcheng Machinery Leasing Co., Ltd., Shundaan Technology Group Co., Ltd., Beijing Daxing District Construction Group Co., Ltd., China Construction Education Association. The main drafters of this document are. Liu Shuang, Chu Pengcheng, Zhou Bing, Ma Zili, Tu Wen, Xu Xiaolong, Shi Huaitao, Li Jianxi, Ai Yong, Zhao Yuxi, Chagfei, Wen Chaohui, Yang Jie, Wang Jun, Wu Zhichun, Liu Chenghuan, Yan Chunming, Zhao Jinbao, Zhang Rui, Liu Kaituo, Zhao Jingyun, Yao Sheng, and Lu Weitao. The previous versions of this document and the documents it replaces are as follows. ---First published in.2010 as GB/T 23724.3-2010; ---This is the first revision.

introduction

GB/T 23724 Crane Inspection aims to specify the requirements for crane inspections in order to promptly identify and eliminate potential safety hazards. It provides a guarantee for the safe use of cranes. GB/T 23724 is intended to consist of 5 parts. --- Part 1.General provisions; --- Part 2.Mobile cranes; --- Part 3.Tower cranes; --- Part 4.Jib cranes; --- Part 5.Bridge and gantry cranes. Crane inspection part 3.tower cranes 1 Scope This document specifies the routine inspection items to be carried out on tower cranes (hereinafter referred to as "tower cranes"). This document does not cover inspections to be performed before the crane is used for the first time. 2 Normative references The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 5972 Crane Wire Rope Care, Maintenance, Inspection and Retirement (GB/T 5972-2023, ISO 4309.2017, IDT) 3 Terms and Definitions There are no terms or definitions that require definition in this document. 4 General To ensure the safe use of tower cranes, they should be kept in suitable working condition and operating conditions. Therefore, all tower cranes need to undergo regular inspections. Inspections should be carried out to promptly identify and eliminate potential safety hazards. Inspections should be arranged. Routine checks include. ---Daily inspection; ---Regular inspection; ---Regular inspection; ---Comprehensive inspection. The inspection cycle, content, responsible person, results and reports shall comply with the requirements of Chapters 5 to 9 and Table A.1 in Appendix A. NOTE. The manufacturer may give inspection requirements that differ from those in this document. In this case, the manufacturer's requirements shall prevail. 5 Daily Inspection 5.1 Basic Requirements Daily inspections should be carried out before starting work. Daily inspections should include visual inspection (normally without disassembly) and functional tests, see 5.2. Daily inspections should be performed by competent personnel (such as tower crane drivers). 5.2 Content Inspections before each operation should include. a) The function of each mechanism, especially the brake (usually checked under no-load conditions); b) the functions of each limiter and indicator; ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 23724.3-2025_English be delivered?

Answer: Upon your order, we will start to translate GB/T 23724.3-2025_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 23724.3-2025_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 23724.3-2025_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version GB/T 23724.3-2025?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 23724.3-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.