ASTM D6917-2003(2007) Standard Guide for Selection of Test Methods for Prefabricated Vertical Drains (PVD)《预制竖排水管试验方法选择的标准指南》.pdf

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1、Designation: D 6917 03 (Reapproved 2007)Standard Guide forSelection of Test Methods for Prefabricated Vertical Drains(PVD)1This standard is issued under the fixed designation D 6917; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision,

2、the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This guide provides recommendations for the selectionof appropriate test methods for prefabricated vertic

3、al geocom-posite drains (sometimes referred to as Wick Drains) used ingeotechnical engineering applications to provide consistency indata reporting.1.2 This guide includes test methods for all types ofprefabricated geocomposite drains manufactured in a plant andconsisting of a polymeric core structu

4、re with a synthetic fabric(geotextile) jacket for filtration.1.3 This guide is intended to aid all personnel involved inthe selection, manufacture, installation, or evaluation of pre-fabricated vertical drains.1.4 This standard does not purport to address all of thesafety concerns, if any, associate

5、d with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D 3786 Test Method for Bursting Strength of TextileFabricsDiap

6、hragm Bursting Strength Tester MethodD 4491 Test Methods for Water Permeability of Geotextilesby PermittivityD 4533 Test Method for Trapezoid Tearing Strength ofGeotextilesD 4632 Test Method for Grab Breaking Load and Elonga-tion of GeotextilesD 4716 Test Method for Determining the (In-plane) FlowRa

7、te per Unit Width and Hydraulic Transmissivity of aGeosynthetic Using a Constant HeadD 4751 Test Method for Determining Apparent OpeningSize of a GeotextileD 4884 Test Method for Strength of Sewn or ThermallyBonded Seams of GeotextilesD 4886 Test Method for Abrasion Resistance of Geotextiles(Sand Pa

8、per/Sliding Block Method)D 5101 Test Method for Measuring the Soil-GeotextileSystem Clogging Potential by the Gradient RatioD 5199 Test Method for Measuring the Nominal Thicknessof GeosyntheticsD 5261 Test Method for Measuring Mass per Unit Area ofGeotextilesD 5322 Practice for Laboratory Immersion

9、Procedures forEvaluating the Chemical Resistance of Geosynthetics toLiquidsD 5493 Test Method for Permittivity of Geotextiles UnderLoadD 5567 Test Method for Hydraulic Conductivity Ratio(HCR) Testing of Soil/Geotextile SystemsD 5819 Guide for Selecting Test Methods for ExperimentalEvaluation of Geos

10、ynthetic DurabilityD 6241 Test Method for the Static Puncture Strength ofGeotextiles and Geotextile-Related Products Using a50-mm ProbeD 6364 Test Method for Determining Short-Term Compres-sion Behavior of GeosyntheticsD 6389 Practice for Tests to Evaluate the Chemical Resis-tance of Geotextiles to

11、Liquids3. Terminology3.1 Definitions:3.1.1 geocomposite, na product composed of two or morematerials, at least one of which is a geosynthetic.3.1.2 geosynthetic, na planar product manufactured frompolymeric material used with soil, rock, earth, or other geo-technical engineering related material as

12、an integral part of amanmade project, structure, or system.3.1.3 geotechnical engineering, nthe engineering applica-tion of geotechnics.1This guide is under the jurisdiction ofASTM Committee D35 on Geosyntheticsand are the direct responsibility of Subcommittee D35.03 on Permeability andFiltration.Cu

13、rrent edition approved June 1, 2007. Published July 2007. Originally approvedin 2003. Last previous edition approved in 2003 as D 691703.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume i

14、nformation, refer to the standards Document Summary page onthe ASTM website.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3.1.4 geotechnics, nthe application of scientific methodsand engineering principles to the acquisition, inter

15、pretation,and use of knowledge of materials of the earths crust to thesolution of engineering problems.3.1.5 geotextiles, nany permeable textile material used infoundation, soil, rock, earth, or any other geotechnical engi-neering related material, as an integral part of a manmadeproject, structure,

16、 or system.3.1.6 vertical strip drain, na geocomposite consisting of ageotextile cover and drainage core installed vertically into soilto provide drainage for accelerating consolidation of soils.3.1.6.1 DiscussionAlso known as band drain, wick drain,or prefabricated vertical drain (PVD).4. Significa

17、nce and Use4.1 To properly evaluate prefabricated vertical drains, testsmust be performed according to specific test methods andprocedures. Failure to follow this practice can result in data notrepresentative of the products characteristics and perfor-mance.5. Test Methods5.1 Recommended test method

18、s for prefabricated verticaldrains have been grouped into 2 categories and are listed intables as follows:5.1.1 Table 1Prefabricated Vertical Drains Index Proper-tiesCharacteristic ASTM StandardPVD (Geocomposite)Weight Test Method D 5261Grab Test Method D 4632Thickness Test Method D 5199Discharge Ca

19、pacity (Transmissivity) Test Method D 4716Compression Test Method D 6364Seam Strength Test Method D 4884Geotextile (Filter)Permittivity Test Method D 4491Permeability Test Method D 4491Apparent Opening Size Test Method D 4751Abrasion Test Method D 4886Static Puncture Test Method D 6241Trap Tear Test

20、 Method D 4533Mullen Burst Test Method D 37865.1.2 Table 2Prefabricated Vertical Drains PerformanceProperties.Characteristic ASTM StandardPVD (Geocomposite)Discharge Capacity (Transmissivity) Test Method D 4716Chemical Resistance Practice D 5322 / Practice D 6389Durability Guide D 5819Geotextile (Fi

21、lter)Permittivity Under Load Test Method D 5493Clogging Potential by Gradient Ratio Test Method D 5101Hydraulic Conductivity Ratio Test Method D 55676. Keywords6.1 geocomposite; geosynthetic; geotextile; permittivity;prefabricated vertical drain; transmissivityASTM International takes no position re

22、specting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This

23、 standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM Inter

24、national Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown b

25、elow.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).D 6917 03 (2007)2