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DL/T 5113.13-2019 English PDF

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DL/T 5113.13-2019: (Hydropower and water conservancy basic construction engineering unit engineering quality grading standard Part 13: masonry dam project)
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DL/T 5113.13-20191569 Add to Cart 8 days (Hydropower and water conservancy basic construction engineering unit engineering quality grading standard Part 13: masonry dam project) Valid

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Basic data

Standard ID: DL/T 5113.13-2019 (DL/T5113.13-2019)
Description (Translated English): (Hydropower and water conservancy basic construction engineering unit engineering quality grading standard Part 13: masonry dam project)
Sector / Industry: Electricity & Power Industry Standard (Recommended)
Classification of Chinese Standard: P59
Word Count Estimation: 68,667
Date of Issue: 2019-06-04
Date of Implementation: 2019-10-01
Regulation (derived from): Natural Resources Department Announcement No. 7 of 2019
Issuing agency(ies): National Energy Administration

DL/T 5113.13-2019: (Hydropower and water conservancy basic construction engineering unit engineering quality grading standard Part 13: masonry dam project)


---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.
Quality degree evaluate standard of unit engineering for hydro power and water conservancy construction engineering-Part 13.Stone masonry dam engineering ICS 27.140 P 59 Record number. 63143-2018 People's Republic of China Electric Power Industry Standard P DL/T 5113.13-2019 Hydropower and water conservancy capital construction project unit engineering quality grade Evaluation Standard Part 13.Masonry Dam Project 2019-06-04 released 2019-10-01 implementation Issued by National Energy Administration

Foreword

This standard is based on the "Notice of the National Energy Administration on Issuing the First Batch of Industry Standard System (Revision) Plans in the Energy Sector in.2013" (National Energy Administration). Neng Technology [2013] No. 235) requirements. In the process of compiling this standard, the compiling team conducted extensive investigations and summarized the practical experience of my country’s mortar-masonry dam construction technology in recent years. On this basis, the opinions of relevant units have been extensively solicited in various ways, and the main issues have been discussed and researched repeatedly. Finalized. The "Quality Grade Evaluation Standards for Hydropower and Water Conservancy Infrastructure Project Units" is a series of standards, including the following 14 parts. --Part 1.Civil Engineering --Part 2.Metal structure and hoist mechanical equipment installation project --Part 3.Hydrogenerator Unit Installation Project --Part 4.Installation of hydraulic machinery auxiliary equipment --Part 5.Installation of power generation electrical equipment --Part 6.Installation of step-up transformer electrical equipment --Part 7.Roller compacted earth-rock dam project --Part 8.Hydraulic roller compacted concrete project --Part 9.Geosynthetics Application Engineering --Part 10.Asphalt Concrete Project --Part 11.Bulb Tubular Turbine Generator Set Installation Project --Part 12.Heating, ventilation and air conditioning equipment installation works --Part 13.Masonry Dam Project --Part 14.Concrete Face Rockfill Dam Project According to the requirements of the "Provisions for the Compilation of Engineering Construction Standards" (Jianbiao [2008] No. 182), this standard is divided into 5 chapters and 1 appendix. The content includes. dam foundation and bank slope engineering, masonry engineering of mortar masonry dam, impervious body engineering of mortar masonry dam, and pier wall engineering of mortar masonry dam. This standard was proposed by the China Electricity Council. This standard is under the jurisdiction of the Hydropower Construction Standardization Technical Committee of the Electric Power Industry. The editor-in-chief of this standard. China Water Resources and Hydropower Seventh Engineering Bureau Co., Ltd. The main drafters of this standard. Xiang Jian, Yao Xujun, Cao Yongfang, Liu Ying, Zhao Haiyang, Wei Ping, Liu Xianjun, Xia Weixue, Lei Wen, Fan Dao The main reviewers of this standard. Zong Guofeng, Xu Songlin, Mei Jinyu, Wang Yi, Chu Yuexian, Wu Xinqi, Liu Dongni, Wen Yanfeng, Cheng Zhihua, Sun Laicheng, Guo Guangwen, Tan Kaiyan, Wang Pengyu, Xi Hao, Wu Gaojian, Yang Chengwen, Tu Huaijian, Shen Yiyuan, He Sun Wen, He Xiaoxiong, Zhang Jianhua, Lin Peng, Zhu Mingxing, Ju Hao, Yang Dechao The opinions and suggestions during the implementation of this standard are fed back to the Standardization Center of China Electricity Council (Address. No. 2 Baiguang Road, Beijing No. 1, postal code. 100761).

Table of contents

Foreword...I 1 General...1 2 Dam foundation and bank slope engineering...2 2.1 General regulations...2 2.2 Excavation of dam foundation and bank slope...2 2.3 Dam foundation and bank slope treatment...2 2.4 Treatment of the joint surface of mortar-masonry dam body and bedrock...3 2.5 Engineering quality grade assessment of dam foundation and bank slope engineering unit...4 3 Masonry works of mortar masonry dam...5 3.1 General regulations...5 3.2 Layer processing...5 3.3 Masonry masonry...5 3.4 Construction of masonry expansion joints...7 3.5 Evaluation of engineering quality grade of masonry unit...8 4 Impervious body engineering of mortar stone dam...9 4.1 General regulations...9 4.2 Concrete impervious panels...9 4.3 Concrete impervious core wall...11 4.4 Anti-seepage and jointing of cement mortar and masonry stone...12 5 Stone masonry pier and wall engineering...14 5.1 General provisions...14 5.2 Mortar stone dam pier and wall engineering...14 5.3 Engineering quality grade assessment of mortar-masonry dam pier and wall engineering units...14 Appendix A Unit Engineering Quality Grade Evaluation Table...15 Explanation of terms used in this standard...38 List of Reference Standards...39 Attachment. Article description...40

1 General

1.0.1 This standard is specially formulated in order to standardize the engineering quality grade evaluation of mortar-masonry dam units and improve the engineering quality. 1.0.2 This standard is applicable to hydropower and water conservancy mortar masonry dam projects on rock foundations. 1.0.3 The quality level assessment of unit engineering shall be based on the raw materials and intermediate products that meet the requirements of relevant standards, the process acceptance is qualified, and the inspection materials are complete. Under the circumstances. 1.0.4 The quality inspection items of unit engineering and each process are divided into main control items and general items. The unit engineering quality level is divided into excellent and qualified Two levels. 1.0.5 The grouting of the rock foundation of the mortar stone dam shall be carried out in accordance with the provisions of DL/T 5113.1. 1.0.6 In addition to conforming to this standard, the engineering quality grade assessment of the mortar masonry dam unit should also conform to the current relevant national standards.

2 Dam foundation and bank slope engineering

2.1 General rules 2.1.1 Division of unit projects. Divided according to the areas and sections for design or construction inspection and acceptance, each area and section is a unit project. 2.1.2 The engineering quality grade evaluation standards of dam foundation and bank slope unit include. dam foundation and bank slope excavation, dam foundation and bank slope treatment, and mortar and stone dam body and foundation The rock joint surface is processed in three processes. 2.2 Excavation of dam foundation and bank slope 2.2.1 The quality inspection items, quality standards and inspection methods of dam foundation and bank slope excavation shall meet the requirements of Table 2.2.1. 2.2.2 Number of inspections. The total number of inspection points is controlled by the inspection section, and the interval between sections is no more than 10m. The measurement points of each cross section are along the oblique length of the slope. The spacing is not more than 5m, the number of points is not less than 6, and the local protruding or recessed parts with an area of 0.5m2 or more should be added with detection points. 2.2.3 The quality assessment shall meet the following requirements. 1 Qualified. The main control project meets the quality standard; for each general project, no less than 70% of the check points should meet the quality standard and be unqualified Points should not be concentrated. 2 Excellent. the main control item meets the quality standard; each item of general items should have no less than 90% of the check points that meet the quality standard and are not qualified Points should not be concentrated. See Appendix A for the quality evaluation form of dam foundation and bank slope excavation process. 2.3 Dam foundation and bank slope treatment 2.3.1 The quality inspection items, quality standards and inspection methods of dam foundation and bank slope treatment should meet the requirements of Table 2.3.1. 2.3.2 Inspection quantity. excavation of bad geological structure, grouting treatment, replacement. inspection area is within 100m2, and the total number of inspection points is not less than 10 One; the detection area is more than 100m2, and the number of detection points increases by 1 for every additional 10m2.All other inspection items are checked. 2.3.3 The quality assessment shall meet the following requirements. 1 Qualified. The main control project meets the quality standard; for each general project, no less than 70% of the check points should meet the quality standard and be unqualified Points should not be concentrated. 2 Excellent. the main control item meets the quality standard; each item of general items should have no less than 90% of the check points that meet the quality standard and are not qualified Points should not be concentrated. See Appendix A for the quality evaluation form of dam foundation and bank slope treatment process. 2.4 Treatment of the joint surface of mortar-masonry dam body and bedrock 2.4.1 The quality inspection items, quality standards and inspection methods for the treatment of the joint surface of the mortar-masonry dam body and the bedrock shall meet the requirements of Table 2.4.1. 2.4.2 The test quantity shall meet the following requirements. 1 Bedrock surface cleaning. comprehensive observation and inspection. 2 Performance of cushion concrete. Meet the requirements of DL/T 5144. 3 Contact grouting. in line with DL/T 5148 specification requirements. 4 Spreading. For every 100m2 of inspection area, the number of inspection points shall be no less than 5, and a unit shall be no less than 10. 5 Construction of cushion concrete of dam foundation, construction of cushion concrete at the connection part of dam body and bank slope. every.200m2 of inspection area, there are many inspection points Less than 5, no less than 10 per unit. 2.4.3 The quality assessment shall meet the following requirements. 1 Qualified. The main control project meets the quality standard. Generally, no less than 70% of the inspection points of the project should meet the quality standard, and the unqualified points should not Should be concentrated. 2 Excellent. The main control project meets the quality standard, and in general projects, no less than 90% of the check points should meet the quality standard, and the unqualified points should not Should be concentrated. See Appendix A for the quality evaluation table for the treatment process of the mortar masonry dam body and bedrock joint surface. 2.5 Engineering quality grade assessment of dam foundation and bank slope engineering unit 2.5.1 The engineering quality grade assessment of dam foundation and bank slope engineering units shall meet the following requirements. 1 Qualified. The quality assessment of each process has reached the qualified quality standard. 2 Excellent. The dam foundation and bank slope excavation, dam foundation and bank slope treatment procedures should meet the good quality standard, and the mortar masonry dam body and the bedrock junction surface Management meets qualified quality standards. 2.5.2 See Appendix A for the engineering quality grade evaluation form of the dam foundation and bank slope engineering unit.

3 Masonry works of grout masonry dam

3.1 General rules 3.1.1 Division of masonry unit engineering. divided according to the area, section and block of masonry construction inspection and acceptance, and each construction section with a thickness of 3m~5m is one A unit project; if the building lift is less than 3m in one construction, it can be a unit project according to the height of the building lift. 3.1.2 The quality grade evaluation standard of masonry unit engineering includes three processes. masonry layer treatment, masonry and expansion joint construction. 3.2 Masonry layer treatment 3.2.1 The quality inspection items, quality standards and inspection methods of masonry layer treatment should meet the requirements of Table 3.2.1. 3.2.2 Inspection quantity. All inspection items are inspected. 3.2.3 The quality assessment shall meet the following requirements. 1 Qualified. the main control project meets the quality standard; for each general project, no less than 70% of the check points should meet the quality standard, and the unqualified points Should not be concentrated. 2 Excellent. The main control project meets the quality standard; for each general project, no less than 90% of the check points should meet the quality standard and the unqualified points Should not be concentrated. See Appendix A for the quality evaluation table of the treatment process at the masonry level. 3.3 Masonry masonry 3.3.1 Masonry masonry quality inspection items, quality standards and inspection methods should meet the requirements of Table 3.3.1. 3.3.2 The testing quantity shall meet the following requirements. 1 Cement mortar, stone material specifications and spreading. 1 to 3 groups are sampled according to the source of materials, but at least 1 group is sampled for each material. 2 Filling joints and grouting. using skid-over sampling inspection, no less than 3 pieces per masonry layer, or once per 100m3 of masonry drilling to take the core. 3 Masonry concrete. Take a set of samples for testing for each unit of continuous masonry. 4 Masonry masonry. at least 3 pieces of each unit shall be inspected randomly. 5 Type of bellows masonry. spot check 1 spot for every 100m2 of the dam surface, with an area of not less than 10m2 for each spot, and no less than 3 spots for each unit. 6 Density and porosity of masonry. one set of test pits for every 10m of dam height under 1/3 of the height of the dam; one set of test pits for every 10m height of the dam; 1 set of high-excavation test pits, dam height above 2/3, 1 set of high-excavation test pits every 20m. 7 Water permeability inspection of masonry body. 1 drill hole water pressure test for every 4m~5m height of masonry, 3 holes for every 100m2~200m2 of the dam surface, No less than 3 holes per test. 8 Mortar sinking degree. no less than 3 random inspections per shift. Cement mortar (concrete) joint width. one spot for every 10m2 of the masonry surface, no less than 10 spots for each unit project, and the length of each joint Not less than 1m. 9 The allowable deviation of the outer contour size of the mortar-masonry dam body. check the deviation of the contour line of the dam body along the plane and the elevation of the gravity dam. 10m~20m check 1 point, no less than 10 points for each unit project; check the contour deviation of the arch dam and buttress dam elevation dam, every time along the dam axis 3m~5m check 1 point, cement mortar masonry body shall have no less than 10 points per unit project, and concrete masonry body shall have no less than 20 points per unit project. Pulp Stone masonry (prefabricated concrete block) contour of slope protection, surface flatness inspection, the number of inspection points per unit is not less than 20 points, and the thickness inspection is every 100m2 Measure 2 points, and check the slope of at least 2 points on the measured section of each unit. 10 The allowable deviation of the masonry structure size of the overflow surface of the mortar-masonry spillway. plane control, vertical control and surface smoothness inspection, every 100m2 Check 20 points randomly. 3.3.3 The quality assessment shall meet the following requirements. 1 Qualified. The main control project meets the quality standard; in each general project, no less than 70% of the measuring points should meet the quality standard, and the unqualified points Should not be concentrated. 2 Excellent. The main control project meets the quality standard; in each general project, no less than 90% of the measuring points should meet the quality standard, and the unqualified points Should not be concentrated. See Appendix A for the quality evaluation form of masonry masonry process. 3.4 Construction of masonry expansion joints 3.4.1 The construction quality inspection items, quality standards and inspection methods of masonry expansion joints shall meet the requirements of Table 3.4.1. 3.4.2 Inspection quantity. all inspections. 3.4.3 The quality assessment shall meet the following requirements. 1 Qualified. the main control project meets the quality standard; for each general project, no less than 70% of the check points should meet the quality standard, and the unqualified points Should not be concentrated. 2 Excellent. The main control project meets the quality standard; for each general project, no less than 90% of the check points should meet the quality standard and the unqualified points Should not be concentrated. See Appendix A for the quality evaluation form of construction process of masonry expansion joints. 3.5 Evaluation of engineering quality grade of masonry unit 3.5.1 The quality grade assessment of masonry unit engineering shall meet the following requirements. 1 Qualified. All processes should meet the qualified quality standards. 2 Excellent. The masonry masonry process should meet the excellent quality standard, and the other processes should meet the qualified quality standard. 3.5.2 See Appendix A for the engineering quality grade evaluation form of masonry unit. 4 Anti-seepage body engineering of grout stone dam 4.1 General rules 4.1.1 Engineering division of concrete anti-seepage panel unit. divided according to concrete pouring block, or divided according to the section of design and construction inspection and acceptance, Each section is a unit project. 4.1.2 Division of concrete impervious core wall unit engineering. according to the design or construction deployment corresponding to the dam body's construction, it is divided into sections and blocks. Or the block is a unit project. 4.1.3 Engineering division of cement mortar jointing and anti-seepage unit of mortar and masonry. according to the jointed masonry area or the corresponding masonry section or block division Cheng. 4.1.4 The engineering quality grade evaluation standard of concrete anti-seepage panel unit includes. treatment of the contact surface of the panel and mortar and masonry, treatment of concrete construction joints, There are six processes of formwork installation, steel reinforcement installation, water stop and expansion joint construction, and panel concrete pouring. 4.1.5 The engineering quality grade evaluation standards for concrete impervious core wall units include. treatment of the contact surface between the core wall and mortar and masonry, treatment of concrete construction joints, Four processes. water stop and expansion joint construction, and core wall concrete pouring. 4.2 Concrete impervious panel 4.2.1 Treatment of contact surface between panel and mortar and masonry 1 The quality inspection items, quality standards and inspection methods for the treatment of the contact surface between the faceplate and the mortar and masonry shall comply with the requirements in Table 4.2.1. 2 Inspection quantity. All inspection items are observed and inspected. 3 The quality assessment shall meet the following requirements. 1) Qualified. the main control item meets the quality standard; each item should have at least 70% of the check points that meet the quality standard, and the unqualified points should not be collected in. 2) Excellent. The main control item meets the qual......
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