NCCCO MOBILE CRANE QUESTIONS

c.sItscouldsraisesabsolutelysverticallys b.sItscouldsswingsinstowardssthescrane a.sItscouldsswingsoutsawaysfromsthescranes orstakessaccountsofsboomsdeflection?

6.sWhatsmayshappenstosasproperlysriggedsloadswhensliftedsoffsthesgroundsunlesssthesoperat

wise?

s

NCCCO MOBILE CRANE QUESTIONS

AND ANSWERS

UPDATE

d.sThescapacityslistedsinsthesloadschartsminussthesweightsofsthesriggingsalones-sans--a.notsinsuses c.sThescapacityslistedsinsthesloadschartsminussthesweightsofsthesriggingsandsallsattachmentss b.sThescapacityslistedsinsthesloadschartsplussthesweightsofsthesriggingsandsallsattachmentss a.sThescapacityslistedsinsthesloadschartsminussthesweightsofsthesriggingsandsallsattachmentss d.sExtendsbooms-sans--c.c.sBoomsups b.sSwings a.sBoomsdowns sshouldersheight,smakessasfistswithshisshand,sandssticksshis/hersthumbsup?

1.sWhatsactionsdoessassignalspersonsintendsthesoperatorstosperformsifshesextendsshissarmsat d.s8%s-sans--a.c.s5%s b.s2%s a.s1% esbesinsordersforsthesgrosssratingssinsthesloadschartstosremainsvalid?

2.sWhenshoistingspersonnel,swithinswhatspercentagesofslevelsmustsastelescopicsboomscran d.sGetsassfarsawaysfromsthescranesasspossibles-sans--c.c.sStaysinsthescabsuntilstheslinessaresde-energizeds b.sJumpsdown,sfeetstogethers a.sClimbsdownscarefullysfromsthescranescabs ssignsofsanysothersdanger,ssuchsassfire.sWhatsshouldsyousdo?

3.sThesloadslinesofsthescranesyou'resoperatingscontactssansenergizedspowersline.sThere'ssno d.s2sbrokenswiressins6sropesdiameterss-sans--d.c.s3sbrokenswiressinsonesstrandsinsoneslays b.s2sbrokenswiressins30sropesdiameterss a.s1sbrokenswiresins6sropesdiameterss -resistantsropesarescausesforsreplacementsofsthesrope?

4.sAccordingstosOSHAs1926.1413,showsmanysrandomlysdistributedsbrokenswiressinsrotation 5.sWhatsissthesnetscapacitysofsascranesonsmainsboomsunlesssthesmanufacturersstatessother 1 / 2

d.sItscouldsshiftsinsitssriggings-sans--a.

7.sWhatsStandardsMethodshandssignalsissbeingsillust ?d.sTravels-sans--a.c.sEmergencysStops b.sStops a.sSwings d.sAnyones-sans--d.c.sSuperintendentsonlys b.sProjectsmanagersonlys a.sAppointedssignalspersonsonlys 8.sWhosshouldsansoperatorsrespondstosas"stop"ssignalsfrom?d.sThesoutriggerss-sans--c.c.sThesfronts b.sThesrears a.sThessides esssthesmanufacturersstatessotherwise?

9.sWhichsareasdostruckscranesswithoutsas5thsoutriggersgenerallyshavesnosliftingscapacitysunl sans--d.d.sThesdistancesfromsthescentersofsrotationsofsthescranestosthescentersofsgravitysofsthesloads- c.sThesdistancesfromsthescentersofsrotationsofsthescranestosthescentersofsthesloads esfrontsofsthescranestosthescentersofsgravitysofsthesloads a.sThesdistancesfromsthesbasesofsthesboomstosthescentersofsthesloadsb.sThesdistancesfromsth 10.sWhatsissthesdefinitionsofs"operatingsradius?" d.sTheysshouldsonlysbesusedsifsthescranesisssetsupsonsoutriggerss-sans--c.c.sTheysaresbasedsonsthesstabilitysofsthescranes b.sTheysmustsnotsbesuseds a.sTheysaresbasedsonsthesstructuralsstrengthsofsthescranes 11.sWhatsappliesstosthescapacitiessbelowsthesboldslinesshownsonsasloadschart?d.sOversthesleftssides-sans--a.c.sOversthesrightssides b.sOversthesrears a.sOversthesfronts 12.sInswhichsquadrantsaresroughsterrainscranescapacitiessgenerallysgreater?c.sWhensothersmeansswouldsbesmoresdangerouss b.sWhensthesliftshassbeensapprovedsbysansengineers a.sWhenstheresissnosotherswaystosgainsaccesss thesheadachesball?

13.sAccordingstosfederalsrequirements,sunderswhatsconditionssissitsokaysforsaspersonstosrides

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