ThisinformationistakenfromtheOSHAwebsite.ThisisnotanattemptbyTotalTooltointerpretthestandard;itisforinformationalpurposesonly.Thefirstsectionisandexcerptforthe1910.179standardregardingtesting.ThefollowingpagesareOSHAinterpretationlettersregardingloadtesting.OSHASTANDARDONTESTINGOverheadandgantrycranes.-1910.1791910.179(k)Testing-1910.179(k)(1)Operationaltests.1910.179(k)(1)(i)Priortoinitialuseallnewandalteredcranesshallbetestedtoinsurecompliancewiththissectionincludingthefollowingfunctions:..1910.179(k)(1)(i)(a)1910.179(k)(1)(i)(a)Hoistingandlowering.1910.179(k)(1)(i)(b)Trolleytravel.1910.179(k)(1)(i)(c)Bridgetravel.1910.179(k)(1)(i)(d)Limitswitches,lockingandsafetydevices.1910.179(k)(1)(ii)426OgdenAveSuperior,WI54880800-274-6676715-392-2294(phone)715-392-9630(fax)Thetripsettingofhoistlimitswitchesshallbedeterminedbytestswithanemptyhooktravelinginincreasingspeedsuptothemaximumspeed.Theactuatingmechanismofthelimitswitchshallbelocatedsothatitwilltriptheswitch,underallconditions,insufficienttimetopreventcontactofthehookorhookblockwithanypartofthetrolley.1910.179(k)(2)Ratedloadtest.Testloadsshallnotbemorethan125percentoftheratedloadunlessotherwiserecommendedbythemanufacturer.Thetestreportsshallbeplacedonfilewherereadilyavailabletoappointedpersonnel.OSHAInterpretationsJanuary3,1989Mr.BransfordPickettRiggingEngineerNationalSteelandShipbuildingCompanyP.O.Box85278SanDiego,California92138DearMr.Pickett:ThisinresponsetoyourletterofDecember7,1988,concerningthe"RatedLoadTest"forcranesasspecifiedat29CFR1910.179(k)(2).Overheadandgantrycranesshouldnotberatedinexcessof80percentofthetestload.Therefore,inordertorateacraneto100percentofthedesignintendedloading,thetestloadmustbe125percentoftheratedload.Theonlyexceptiontothisrequirementwouldbewhenacranemanufacturerspecifiesadifferenttestloadingcriteria.Inthatcase,thecranemanufacturer'sproceduresshallbeadheredto.Ifwemaybeoffurtherassistance,pleasecontactus.Sincerely,ThomasJ.Shepich,DirectorDirectorateofComplianceProgramsDecember7,1988U.S.DepartmentofLaborMr.ThomasJ.ShepichDirector,CompliancePrograms200ConstitutionAve.Washington,D.C.20210Attn:Mr.ThomasS.Shepich:ParagraphK2,part1910.179,Title29,specifiestheupperlimitofaRatedLoadTestshallnotexceed125%oftheratedloadunlessotherwiserecommendedbythemanufacturer.Pleasespecifywheatminimumloadbelow125%oftheratedloadispermissibleintheratedloadtest,sincenoneisspecifiedinK2,1910.179,Title29.ReferenceK2,1910.179,Title29.BransfordPickettRiggingEngineerMEMORANDUMFOR:JAMESW.LAKEREGIONALADMINISTRATORFROM:JOHNB.MILES,JR.,DIRECTORDIRECTORATEOFFIELDOPERATIONSSUBJECT:Interpretationof1910.179,OverheadandGantryCranesThepositionofOSHAregardingtheapplicationof29CFR1910.179tomonorails,monorailcranes,toprunningsinglegirdercranesandoverheadhoistshasnotchangedsinceour1972interpretationbyJohnJ.Klocko.Suchequipmentisnotcoveredunder1910.179.Priorcorrespondencereiteratingthispositionareattachedforyourreference.HazardousoperationalaspectsobservedbyOSHAfieldstaffpertainingtomonorails,monorailcranes,toprunningsinglegirdercranesandoverheadhoists,shouldberegulatedunderSection5(a)(1)oftheAct.SuchenforcementsectionsshouldreferenceapplicableportionsofthepertinentANSIstandardandconformwithguidelinesintheFOM.ANSIstandardsforliftingdevicesandforwhichtherearenoapplicableOSHAstandardinclude:ANSIB30.11MonorailSystemsandUnderhungCranesANSI...
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