b'Field Test Procedures for Static Axial Compression and Tensile LoadsManyprojectsrequirefieldtestingtoverify Theincrementsandfailurecriteriaprovidedcapacity, in other cases a field test can provide below in our Basic Procedure for Quick Testsvaluable information.Not only will the load test outlines are conservative and designed for testsverifythattheanchoror pilehasachievedthe onsupportsforpermanentbuildingsandcapacity requirement, a field load test on the job retaining walls.site can provide a precise Soil Efficiency Factor, Whendeterminingacceptablecriteriaforguyk, for the particular shaft configuration being wireanchorageorforothertemporaryinstalled at this specific site. anchorages,thefailurecriterioncoulddifferIn the utility industry, guy anchors do not have to from the test procedures presented here becausemeetsuchstringentrequirementsaspermanent significantly more creep is usually acceptable instructuralsupports.Ingeneral,theamountof guyanchorapplications.Forthisreason,thecreepallowedinguywireapplicationsis engineer in charge should be consulted to modifytypicallyfourtosixinches.Whentesting thetestprocedure,theloadincrements,timesupportforpermanentstructures,afactorof intervals,measurementprocedures,andthesafetyof2.0ismostcommonlyacceptedby acceptable ultimate deflection that is consistentengineersforbuildingfoundations,structural with the specific project and load conditions.Ifsupports and other permanent anchorages such as the result of load testing suggests less than theretaining walls.The testing procedures are the ultimate load requirement has been achieved, thesame,whetherthemaximummovementofthe responsibleengineermaychoosetoadjusttheanchoroffourinchesisallowedforguy productspacingand/orincreasethedepthofapplications or the ECP recommended allowable anchorinstallationand/ormodifytheprojectedmaximumofoneinchofmovementfor helical plate area on the shaft in order to achievepermanent structural support applications. ahighercapacityand/orthedesiredfactorofInthissectionthetestproceduresclosely safety and acceptable shaft deflection.conformtoASTMD1143andD3689 The first procedural outline is based closely onspecifications. the ASTM D1143 and D3689 testing procedures.It is recommended that any field load test for The Quick Test procedure outlined below willcompressivebearingortensionanchor morequicklyproduceanestimateofactualresistancebeconductedunderthe anchor performance on the job site.This loadsupervisionofaRegisteredProfessional test will provide a more accurate ultimate loadEngineer. capacitythanbyrelyingonlyuponthe SoilEfficiency Factor, k of the shaft as it penetratesthe soil.ECP Technical Design Manual - Installation & Testing2021 Earth Contact Products, L.L.C.2021-09 Chapter 4 - Page 73 All rights reserved'