GB/T 20203-2017 English PDFUS$779.00 · In stock
Delivery: <= 7 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 20203-2017: Technical specification for irrigation projects with pipe conveyance Status: Valid GB/T 20203: Historical versions
Basic dataStandard ID: GB/T 20203-2017 (GB/T20203-2017)Description (Translated English): Technical specification for irrigation projects with pipe conveyance Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: P57 Classification of International Standard: 93.160 Word Count Estimation: 39,312 Date of Issue: 2017-11-01 Date of Implementation: 2017-11-01 Older Standard (superseded by this standard): GB/T 20203-2006 Regulation (derived from): National Standard Announcement 2017 No. 29 Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China GB/T 20203-2017: Technical specification for irrigation projects with pipe conveyance---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.Technical specification for irrigation projects with pipe conveyance ICS 93.160 P57 National Standards of People's Republic of China Replacing GB/T 20203-2006 Technical Specifications for Pipeline Irrigation Posted.2017-11-01 2017-11-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 2 4 project planning 3 4.1 General Provisions 3 4.2 The main technical parameters 3 4.3 Water Supply and Demand Balance Analysis 4 4.4 pipeline system layout 5 4.5 Planning Outcome 5 5 Engineering Design 5 5.1 Hydraulic Calculation 5 5.2 Pipeline structural calculation 12 5.3 Design Results 13 6 pipe and fittings 14 6.1 General Provisions 6.2 plastic pipe and connectors 14 6.3 Concrete pipes and connectors 15 6.4 steel mesh concrete pipe and connectors 15 6.5 metal pipe and connector 16 7 ancillary equipment and ancillary buildings 17 7.1 General Provisions 7.2 water supply device 17 7.3 safety protection device 18 7.4 water facilities 18 7.5 Water distribution control device 18 7.6 Cross the building 18 7.7 Town pier 18 8 pump selection and power package 19 8.1 pump selection 19 8.2 power machine supporting 19 9 pipeline construction and equipment installation 19 9.1 General Provisions 19 9.2 trench excavation 20 9.3 Foundation and Foundation 20 9.4 Piping Installation 21 9.5 trench backfill 23 9.6 Equipment Installation 24 9.7 Ancillary buildings construction 24 Pipeline hydraulics test 10.1 General Provisions 10.2 pipe pressure resistance test 24 10.3 Water seepage test 25 11 Project Quality Inspection and Assessment 26 11.1 General Provisions 11.2 pipe, tube inspection 27 11.3 Auxiliary equipment inspection 27 11.4 Construction and installation quality inspection 27 11.5 pipeline pressure test 29 11.6 Engineering Quality Assessment 29 12 project acceptance 29 12.1 General Provisions 29 12.2 Acceptance Content 30 13 project operation and maintenance and management 30 13.1 General Provisions 13.2 Water Management 30 13.3 Operation and Maintenance 30 Benefit Analysis and Economic Evaluation 32 14.1 Benefit Calculation 32 14.2 Cost Calculation 32 14.3 Economic Evaluation 32 Appendix A (Normative) Multi-silt water pipelines critical non-silting velocity calculation 33 Appendix B (informative) operation and maintenance records table 35 ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 20203-2006 "farmland low-pressure pipeline irrigation and drainage engineering specifications." And GB/T 20203-2006 Compared to the main technical changes are as follows. --- Terminology and definitions were cut and re-made provisions; define the pipeline and export pressure; --- The scope of application by the well irrigation and pump pumping water pumping area and runoff irrigation area of hills and mountains to all types of irrigation areas; --- Canceled the system control area is not greater than the limit of 80hm2; --- Increased pipeline structure calculation content; --- Increased steel mesh concrete pipe and connectors; --- Increased metal pipe and connectors; --- Increase the pipeline pressure test content; --- Increase the project operation and maintenance content; --- Increased project quality inspection assessment and acceptance of content; --- Increased construction content. This standard is proposed and managed by the Ministry of Water Resources of the People's Republic of China. The main drafting unit of this standard. China Institute of Water Resources and Hydropower Research. This standard was drafted unit. Yangzhou University, Northwest A & F University, North China University of Hydraulic and Electric Engineering, Shandong Institute of Hydraulic Research, Tianjin College of Agriculture. The main drafters of this standard. Liu Qunchang, He Wuquan, Ding Kunlun, Zhou Mingyao, Qifeng, Li Qiguang, Wang Yangren, Cai Jiabing, Ren Hejing, Wu Caoli. This standard replaces the standards previously issued as. --- GB/T 20203-2006. Technical Specifications for Pipeline Irrigation1 ScopeThis standard specifies the pipeline water irrigation project planning, design, pipe and fittings, ancillary equipment and ancillary buildings, pump selection and Power plant matching, pipeline construction and equipment installation, project quality inspection and assessment, project acceptance, project operation and maintenance and management, benefit analysis Economic evaluation and other technical requirements. This standard applies to the construction, expansion and reconstruction of pipeline construction and management of water and irrigation projects.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 1040 (all parts) Determination of plastic tensile properties GB/T 4084 self-stress concrete pipe GB 5084 irrigation water quality standards Thermoplastics pipe rings - Determination of ring stiffness GB/T 10002.1 water supply with rigid polyvinyl chloride (PVC-U) pipe Test method for compressive strength of concrete for concrete pipe GB/T 11837 GB/T 12241 safety valve general requirements GB/T 13295 water and gas ductile iron pipes, fittings and accessories GB/T 13663 water supply polyethylene (PE) pipe GB/T 13664 low-pressure water for irrigation with rigid polyvinyl chloride (PVC-U) pipe Small manual plastic valves for agricultural irrigation equipment GB/T 18689-2002 Agricultural irrigation equipment - Irrigation valves - Part 4. Intake and exhaust valves GB/T 23241 Irrigation plastic pipes and fittings basic parameters and technical conditions Geotechnical test methods GB/T Code for acceptance of construction quality of masonry structures GB 50231 Mechanical Equipment Installation Engineering Construction and Acceptance Common Specifications GB 50235 industrial metal pipe construction specifications GB 50236 field equipment, industrial pipe welding construction specifications GB 50254 Installation of electrical installations low voltage electrical construction and acceptance specifications GB 50268 Water Supply and Drainage Pipeline Construction and Acceptance Code Design code for irrigation and drainage engineering GB 50332 Water Supply and Drainage Project Pipe Structure Design Code GB/T 50769 water-saving irrigation project acceptance specification DL499 rural low voltage power technical regulations JB/T 8512 water plastic coated hose QB/T 1130 Plastics - Test method for right-angle tearing properties QB/T 1916 hard polyvinyl chloride (PVC-U) double-wall corrugated pipe ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 20203-2017_English be delivered?Answer: Upon your order, we will start to translate GB/T 20203-2017_English as soon as possible, and keep you informed of the progress. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 20203-2017?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 20203-2017 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. |
