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GB/T 38901-2020: Fiber reinforced concrete shield segments
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 38901-2020 | English | 709 |
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Fiber reinforced concrete shield segments
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GB/T 38901-2020
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Basic data | Standard ID | GB/T 38901-2020 (GB/T38901-2020) | | Description (Translated English) | Fiber reinforced concrete shield segments | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Q14 | | Classification of International Standard | 91.100.40 | | Word Count Estimation | 38,359 | | Date of Issue | 2020-06-02 | | Date of Implementation | 2021-04-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 38901-2020: Fiber reinforced concrete shield segments---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Fiber reinforced concrete shield segments
ICS 91.100.40
Q14
National Standards of People's Republic of China
Fiber concrete shield segment
2020-06-02 release
2021-04-01 Implementation
State Administration of Market Supervision and Administration
Issued by the National Standardization Management Committee
Contents
Foreword Ⅲ
1 Scope 1
2 Normative references 1
3 Terms, definitions and symbols 2
4 Classification, shape and specification, marking 3
5 Raw materials 4
6 Production process 5
7 Technical requirements 6
8 Test method 8
9 Inspection Rules 9
10 Mark and Certificate of Factory 12
11 Storage and Transportation 13
Appendix A (Normative Appendix) Fiber Concrete Segment Manufacturing Process 14
Appendix B (Normative Appendix) Test Method for Flexural Performance of Fiber Concrete 16
Appendix C (Normative Appendix) The calculation of the strength standard value fFtsk and the limit strength standard value fFtuk of the fiber concrete during normal use
Algorithm 19
Appendix D (Normative Appendix) Fiber content test method 22
Appendix E (Normative Appendix) Test Method for Flexural Performance of Shield Segments 24
Appendix F (informative appendix) Test method for radial pull-out and shear resistance of embedded channels 28
Appendix G (informative appendix) Verification test of the radial bearing capacity of the entire ring of shield segments 32
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This standard is under the jurisdiction of the National Concrete Standardization Technical Committee (SAC/TC458).
This standard was drafted by. China Construction Corporation, Dalian University of Technology, China Construction Fourth Engineering Bureau Co., Ltd., Beijing Municipal Government
Construction Group Co., Ltd., China Construction Technology Co., Ltd., China Construction West Construction Co., Ltd., Beijing Port Chuang Ruibo Concrete Co., Ltd.
Division, Bekaert Applied Materials Technology (Shanghai) Co., Ltd., Markfield (Tianjin) Steel Fiber Co., Ltd., Shandong Dayuan Industrial Co., Ltd.
Company, China Construction First Bureau (Group) Co., Ltd., Ningbo Shike New Material Technology Co., Ltd., China Construction Technology Hunan Co., Ltd., Yutian County
Thai Steel Fiber Manufacturing Co., Ltd., China Construction Technology Tianjin Co., Ltd., China Railway Science Research Institute Co., Ltd., China Construction Xinjiang Construction Engineering Group Fifth Construction
Construction Engineering Co., Ltd., Shanghai Shenxiang Concrete Fiber Co., Ltd., China University of Mining and Technology (Beijing), China Construction Engineering Research Institute Co., Ltd.
The main drafters of this standard. Mao Zhibing, Jiang Lihong, Shi Yunxing, Ni Kun, Ding Yining, You Xinhua, Ling Huyan, Zhou Chong, Kong Heng, Deng Meilong,
Lin Lixun, Wang Jue, Sun Bin, Yang Hanbing, Li Xi, Ji Longquan, Peng Yizhou, Wang Chengfa, Yin Shi, Wang Hongjun, Li Shouyi, Zhang Yangang, Zhang Fasheng,
Wang Quanxian, Li Pan, Guo Xiaohong, Li Deming, Chen Daibing, Jiang Yusheng, Ye Junneng, Wang Qingxuan, Liu Genjin, Tang Wenbo, Yang Qing, Jiang Xinli, Zhang Peng,
Zhao Junwen, Shi Jingbin, Zhang Fang, Wang Peng, Wang Yongzhong, Guo Zhipeng.
Fiber concrete shield segment
1 Scope
This standard specifies the symbols, classification, shape and specifications, marks, raw materials, and production of fiber concrete shield segments used in tunnel engineering
Process, requirements, test methods, inspection rules, signs and factory certificates, storage and transportation.
This standard is applicable to fiber coagulation for shield tunnel projects such as rail transit, highway, railway, water conservancy, electric power, municipal administration, underground comprehensive pipe corridors, etc.
Soil shield segment.
2 Normative references
The following documents are essential for the application of this document. For dated reference documents, only the dated version applies to this article
Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document.
GB 175 General Portland Cement
GB/T 1499.1 Steel for reinforced concrete Part 1.Hot rolled smooth round steel
GB/T 1499.2 Steel for reinforced concrete Part 2.Hot rolled ribbed steel bars
GB/T 1596 Fly ash used in cement and concrete
GB 8076 Concrete admixture
GB/T 14902 ready-mixed concrete
GB/T 18046 Granulated blast furnace slag powder used in cement, mortar and concrete
GB/T 18173.4 Polymer waterproof materials Part 4.Rubber seals for shield tunnel tunnel segments
GB/T 21120 Synthetic fiber for cement concrete and mortar
GB/T 22082 Precast concrete lining segments
GB/T 27690 Silica fume for mortar and concrete
GB/T 31061 Cork rubber gasket for tunnel segment of shield method
GB 50010 Code for design of concrete structures
GB/T 50080 Standard for Performance Test Methods of Common Concrete Mixtures
GB/T 50081 Standard for Test Methods of Physical and Mechanical Properties of Concrete
GB/T 50082 Standard for long-term performance and durability test methods of ordinary concrete
GB/T 50107 Concrete strength inspection and evaluation standard
GB 50108 Technical Specification for Underground Engineering Waterproofing
GB 50119 Application Technical Specification of Concrete Admixture
GB/T 50146 Application Technical Specification of Fly Ash Concrete
GB 50157 Metro Design Code
GB 50164 Concrete Quality Control Standard
GB 50204 Code for Construction Quality Acceptance of Concrete Structure Engineering
GB 50446 Shield tunnel construction and acceptance specifications
GB/T 50476 Code for durability design of concrete structures
GB 50838 Technical Specification for Urban Comprehensive Pipe Gallery Engineering
GB/T 51003 Application Technical Specification of Mineral Admixture
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