STP1390TestingandPerformanceofGeosyntheticsinSubsurfaceDrainageL.DavidSuits,JamesB.Goddard,andJohnS.Baldwin,editorsASTMStockNumber:STP1390ASTM100BarrHarborDriveWestConshohocken,PA19428-2959PrintedintheU.S.A.LibraryofCongressCataloging-in-PublicationDataTestingandperformance'ofgeosyntheticsinsubsurfacedrainage/L.DavidSuits,JamesB.Goddard,andJohnS.Baldwin,editors.p.cm.--(STP;1390)"ASTMstocknumber:STP1390."ProceedingsofasymposiumheldinSeattle,Wash.,June29,1999.Includesbibliographicalreferences.ISBN0-8031-2860-61.Roaddrainage--Congresses.2.Geosynthetics--Testing--Congresses.3.Subsurfacedrainage--Congresses.I.Suits,L.David,1945-I1.Goddard,JamesB.,1945-III.Baldwin,JohnS.,1946-IV.ASTMspecialtechnicalpublication;1390.TE215.T472000625.7'34--dc2100-024658Copyright�92000AMERICANSOCIETYFORTESTINGANDMATERIALS,WestConshohocken,PA.Allrightsreserved.Thismaterialmaynotbereproducedorcopied,inwholeorinpart,inanyprinted,mechanical,electronic,film,orotherdistributionandstoragemedia,withoutthewrittenconsentofthepublisher.PhotocopyRightsAuthorizationtophotocopyitemsforinternal,personal,oreducationalclassroomuse,ortheinternal,personal,oreducationalclassroomuseofspecificclients,isgrantedbytheAmericanSocietyforTestingandMaterials(ASTM)providedthattheappropriatefeeispaidtotheCopyrightClearanceCenter,222RosewoodDrive,Danvers,MA01923;Tel:508-750-8400;online:http://www.copyright.com/.PeerReviewPolicyEachpaperpublishedinthisvolumewasevaluatedbytwopeerreviewersandatleastoneeditor.Theauthorsaddressedallofthereviewers'commentstothesatisfactionofboththetechnicaleditor(s)andtheASTMCommitteeonPublications.Tomaketechnicalinformationavailableasquicklyaspossible,thepeer-reviewedpapersinthispublicationwereprepared"camera-ready"assubmittedbytheauthors.Thequalityofthepapersinthispublicationreflectsnotonlytheobviouseffortsoftheauthorsandthetechnicaleditor(s),butalsotheworkofthepeerreviewers.InkeepingwithIong-stan,'tingpublicationpractices,ASTMmaintainstheanonymityofthepeerreviewers.TheASTMCommitteeonPubli...