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GB/T 21440.3-2008 English PDF

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GB/T 21440.3-2008: Instrument for dam monitoring -- Settlement gauge -- Part 3: Hydraulic pressure type settlement gauge
Status: Valid
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GB/T 21440.3-2008English169 Add to Cart 3 days [Need to translate] Instrument for dam monitoring -- Settlement gauge -- Part 3: Hydraulic pressure type settlement gauge Valid GB/T 21440.3-2008

PDF similar to GB/T 21440.3-2008


Standard similar to GB/T 21440.3-2008

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Basic data

Standard ID GB/T 21440.3-2008 (GB/T21440.3-2008)
Description (Translated English) Instrument for dam monitoring -- Settlement gauge -- Part 3: Hydraulic pressure type settlement gauge
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard P10
Classification of International Standard 07.060
Word Count Estimation 7,755
Date of Issue 2008-06-17
Date of Implementation 2008-10-01
Quoted Standard GB 9969.1; GB/T 50279
Regulation (derived from) National Standard Approval Announcement 2008 No.10 (Total No.123)
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
Summary This standard specifies the hydraulic settlement gauge terms and definitions, technical requirements, test methods, inspection rules and signs, packaging, transport, storage and so on. This section applies to fill embankment dam and other projects using embedded monitoring hydraulic settlement gauge.

GB/T 21440.3-2008: Instrument for dam monitoring -- Settlement gauge -- Part 3: Hydraulic pressure type settlement gauge


---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.
Instrument for dam monitoring Settlement gauge Part 3. Hydraulic pressure type settlement gauge ICS 07.060 P10 National Standards of People's Republic of China Instrument for dam monitoring instrument Settlement Part 3. Hydraulic settlement gauge Posted 2008-06-17 2008-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 21440 "dam monitoring instruments settlement gauge" is divided into four parts. --- Part 1. Water-type settlement instrument; --- Part 2. Electromagnetic settlement instrument; --- Part 3. Hydraulic settlement instrument; --- Part 4. wishbone settlement gauge. This section GB/T Part of 321,440. This part of the People's Republic of China Ministry of Water Resources and focal points. This part mainly drafted by. MWR hydrological instruments and geotechnical engineering Instrument Quality Supervision, Inspection and Testing Center, Nanjing Hydraulic Research Institute, State Grid Nanjing Automation Research Institute, Ministry of Water Resources Hydrology Nanjing Hydraulic Research Institute of Automation. Participated in the drafting of this section. Changzhou Civil Engineering Instrument Co., Ltd., the country's industrial production permit office and hydrological instruments Geotechnical Engineering Instrument Examination Department. The main drafters of this section. ZhangYuCheng, Guan Ping Hong, Lu Youqing, Shi Minghua. The drafters of some of the participants. Yang Yu, Yuanpu Sheng. Instrument for dam monitoring instrument Settlement Part 3. Hydraulic settlement gauge

1 Scope

This section GB/T 21440 specifies the hydraulic settlement gauge of terms and definitions, technical requirements, test methods, inspection rules, and standard Chi, packaging, transportation, storage and so on. This section applies to fill embankment dam and other projects to monitor the use of embedded hydraulic settlement gauge.

2 Normative references

The following documents contain provisions which, through reference GB/T 21440 in this section constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB 9969.1 Instructions General Industrial Products GB/T 50279 Standard for fundamental terms of geotechnical engineering

3 Terms and Definitions

GB/T 50279 and established the following terms and definitions apply to this part of the GB/T 21440 of. 3.1 Calculate the measuring point Settlement Settlement instrument through the liquid pressure within the pressure measured by the sensor probe changes.

4 Product composition

Hydraulic settlement gauge consists of probes, pressure sensors, tubing (including liquid-filled tube, snorkel and protective tube), a liquid container (including rehydration Part of the device), cables, measuring device (meter readings) and the like.

5 Technical requirements

5.1 Operating Environment Temperature. -20 ℃ ~ + 60 ℃. 5.2 Appearance The surface appearance of the instrument should be no cracks, scratches obvious defects, rust, chipping, uniform surface paint, all parts should be firmly connected, fasteners should No loose, defect, filling tube, snorkel and protecting tube should not have a hard and broken off. 5.3 Materials and dimensions 5.3.1 probe cavity and filling pipe shall be filled with airless liquid may be distilled water, antifreeze. 5.3.2 pipeline should be made of sturdy, radial deformation is small, a small amount of absorbent material. 5.3.3 filling pipe and exhaust tube diameter should be 4mm or 6mm, the outer diameter should be 6mm or 8mm. 5.3.4 liquid container can be filled, the liquid should remain in the same position. 5.4 Performance 5.4.1 Measuring range. 0m ~ 1.0m, 0m ~ 1.5m, 0m ~ 2.0m, 0m ~ 3.0m, 0m ~ 4.0m.

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