467OccupationalSafetyandHealthAdmin.,Labor§1910.145(b)[Reserved][39FR23502,June27,1974,asamendedat43FR49748,Oct.24,1978;49FR5322,Feb.10,1984;61FR9239,Mar.7,1996;72FR71069,Dec.14,2007]§1910.145Specificationsforaccidentpreventionsignsandtags.(a)Scope.(1)Thesespecificationsapplytothedesign,application,anduseofsignsorsymbols(asincludedinparagraphs(c)through(e)ofthissec-tion)intendedtoindicateand,insofaraspossible,todefinespecifichazardsofanaturesuchthatfailuretodesignatethemmayleadtoaccidentalinjurytoworkersorthepublic,orboth,ortopropertydamage.Thesespecificationsareintendedtocoverallsafetysignsexceptthosedesignedforstreets,high-ways,andrailroads.Thesespecifica-tionsdonotapplytoplantbulletinboardsortosafetyposters.(2)Allnewsignsandreplacementsofoldsignsshallbeinaccordancewiththesespecifications.(b)Definitions.Asusedinthissec-tion,thewordsignreferstoasurfaceonpreparedforthewarningof,orsafe-tyinstructionsof,industrialworkersormembersofthepublicwhomaybeexposedtohazards.Excludedfromthisdefinition,however,arenewsreleases,displayscommonlyknownassafetyposters,andbulletinsusedforem-ployeeeducation.(c)Classificationofsignsaccordingtouse—(1)Dangersigns.(i)Thereshallbenovariationinthetypeofdesignofsignspostedtowarnofspecificdangersandradiationhazards.(ii)Allemployeesshallbeinstructedthatdangersignsindicateimmediatedangerandthatspecialprecautionsarenecessary.(2)Cautionsigns.(i)Cautionsignsshallbeusedonlytowarnagainstpo-tentialhazardsortocautionagainstunsafepractices.(ii)Allemployeesshallbeinstructedthatcautionsignsindicateapossiblehazardagainstwhichproperprecautionshouldbetaken.(3)Safetyinstructionsigns.Safetyin-structionsignsshallbeusedwherethereisaneedforgeneralinstructionsandsuggestionsrelativetosafetymeasures.(d)Signdesign—(1)Designfeatures.Allsignsshallbefurnishedwithroundedorbluntcornersandshallbefreefromsharpedges,burrs,splinters,orothersharpprojections.Theendsorheadsofboltsorotherfasteningdevicesshallbelocatedinsuchawaythattheydonotconstituteahazard.(2)Dangersigns.Thecolorsred,black,andwhiteshallbethoseofopaqueglossysamplesasspecifiedinTable1ofFundamentalSpecificationofSafetyColorsforCIEStandardSource‘‘C’’,AmericanNationalStand-ardZ53.1–1967,whichisincorporatedbyreferenceasspecifiedin§1910.6.(3)[Reserved](4)Cautionsigns.Standardcolorofthebackgroundshallbeyellow;andthepanel,blackwithyellowletters.Anylettersusedagainsttheyellowbackgroundshallbeblack.ThecolorsshallbethoseofopaqueglossysamplesasspecifiedinTable1ofAmericanNa-tionalStandardZ53.1–1967.(5)[Reserved](6)Safetyinstructionsigns.Standardcolorofthebackgroundshallbewhite;andthepanel,greenwithwhiteletters.Anylettersusedagainstthewhitebackgroundshallbeblack.ThecolorsshallbethoseofopaqueglossysamplesasspecifiedinTable1ofAmericanNa-tionalStandard,Z53.1–1967.(7)–(9)[Reserved](10)Slow-movingvehicleemblem.Thisemblem(seefig.J–7)consistsofafluo-rescentyellow-orangetrianglewithadarkredreflectiveborder.Theyellow-orangefluorescenttriangleisahighlyvisiblecolorfordaylightexposure.Thereflectiveborderdefinestheshapeofthefluorescentcolorindaylightandcreatesahollowredtriangleinthepathofmotorvehicleheadlightsatnight.Theemblemisintendedasauniqueidentificationfor,anditshallbeusedonlyon,vehicleswhichbyde-signmoveslowly(25m.p.h.orless)onthepublicroads.Theemblemisnotaclearancemarkerforwidemachinerynorisitintendedtoreplacerequiredlighti...
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