539OccupationalSafetyandHealthAdmin.,Labor§1910.177easilyaccessible.Undernocir-cumstancesshallanairreceiverbeburiedundergroundorlocatedinanin-accessibleplace.(2)Drainsandtraps.Adrainpipeandvalveshallbeinstalledatthelowestpointofeveryairreceivertoprovidefortheremovalofaccumulatedoilandwater.Adequateautomatictrapsmaybeinstalledinadditiontodrainvalves.Thedrainvalveontheairreceivershallbeopenedandthereceivercom-pletelydrainedfrequentlyandatsuchintervalsastopreventtheaccumula-tionofexcessiveamountsofliquidinthereceiver.(3)Gagesandvalves.(i)Everyairre-ceivershallbeequippedwithanindi-catingpressuregage(solocatedastobereadilyvisible)andwithoneormorespring-loadedsafetyvalves.Thetotalrelievingcapacityofsuchsafetyvalvesshallbesuchastopreventpres-sureinthereceiverfromexceedingthemaximumallowableworkingpressureofthereceiverbymorethan10per-cent.(ii)Novalveofanytypeshallbeplacedbetweentheairreceiveranditssafetyvalveorvalves.(iii)Safetyappliances,suchassafetyvalves,indicatingdevicesandcontrol-lingdevices,shallbeconstructed,lo-cated,andinstalledsothattheycan-notbereadilyrenderedinoperativebyanymeans,includingtheelements.(iv)Allsafetyvalvesshallbetestedfrequentlyandatregularintervalstodeterminewhethertheyareingoodop-eratingcondition.[39FR23502,June27,1974,asamendedat49FR5322,Feb.10,1984;61FR9239,Mar.7,1996]SubpartN—MaterialsHandlingandStorageAUTHORITY:Secs.4,6,and8oftheOccupa-tionalSafetyandHealthActof1970(29U.S.C.653,655,657);SecretaryofLabor’sOrderNo.12–71(36FR8754),8–76(41FR25059),9–83(48FR35736),1–90(55FR9033),6–96(62FR111),3–2000(65FR50017),5–2002(67FR65008),5–2007(72FR31159),or4–2010(75FR55355)asapplicable.Section1910.177,alsoissuedunder29CFRpart1911.§1910.176Handlingmaterials—gen-eral.(a)Useofmechanicalequipment.Wheremechanicalhandlingequipmentisused,sufficientsafeclearancesshallbeallowedforaisles,atloadingdocks,throughdoorwaysandwhereverturnsorpassagemustbemade.Aislesandpassagewaysshallbekeptclearandingoodrepair,withnoobstructionacrossorinaislesthatcouldcreateahazard.Permanentaislesandpassagewaysshallbeappropriatelymarked.(b)Securestorage.Storageofmaterialshallnotcreateahazard.Bags,con-tainers,bundles,etc.,storedintiersshallbestacked,blocked,interlockedandlimitedinheightsothattheyarestableandsecureagainstslidingorcol-lapse.(c)Housekeeping.Storageareasshallbekeptfreefromaccumulationofma-terialsthatconstitutehazardsfromtripping,fire,explosion,orpestharbor-age.Vegetationcontrolwillbeexer-cisedwhennecessary.(d)[Reserved](e)Clearancelimits.Clearancesignstowarnofclearancelimitsshallbepro-vided.(f)Rollingrailroadcars.Derailand/orbumperblocksshallbeprovidedonspurrailroadtrackswherearollingcarcouldcontactothercarsbeingworked,enterabuilding,workortrafficarea.(g)Guarding.Coversand/orguardrailsshallbeprovidedtoprotectpersonnelfromthehazardsofopenpits,tanks,vats,ditches,etc.[39FR23052,June27,1974,asamendedat43FR49749,Oct.24,1978]§1910.177Servicingmulti-pieceandsinglepiecerimwheels.(a)Scope.(1)Thissectionappliestotheservicingofmulti-pieceandsinglepiecerimwheelsusedonlargevehiclessuchastrucks,tractors,trailers,busesandoff-roadmachines.Itdoesnotapplytotheservicingofrimwheelsusedonautomobiles,oronpickuptrucksandvansutilizingautomobiletiresortrucktiresdesignated‘‘LT’’.(2)Thissectiondoesnotapplytoem-ployersandplacesofemploymentreg-ulatedundertheLongshoringStand-ards,29CFRpart1918...
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