NCCOl Corel Examl Prepl (Latestl 2025/l 2026l Update)l Questionsl &l Answers|l Gradel A|l 100%l Correctl (Verifiedl Solutions)
Q:l Whenl liftingl al suspendedl personnell platforml thel safetyl factorl forl thel riggingl
hardwarel is:
Answer:
5l timesl thel intendedl load
Q:l Ifl usingl cranesl ofl differentl ratedl capacities,l thel cranel withl thel largerl ratedl
capacity:
Answer:
Shouldl bel hookedl al distancel closerl tol thel loadsl centerl ofl gravity
Q:l Hoistl ropesl thatl arel notl rotationl resistantl mustl havel al designl factorl of:
Answer:
3.5l tol 1
Q:l Backwardl stabilityl onl anl r/tl cranel couldl bel al probleml whenl thel cranel isl working:
Answer:
Overl thel sidel atl al minimuml radius
Q:l Itl isl morel importantl tol inspectl rotationl resistantl wirel ropel morel frequentlyl
because:
Answer:
Internall damagel willl occurl morel frequently 1 / 4
Q:l Itl isl importantl tol knowl whenl lubricatingl al wirel ropel thatl thel lubricantl must:
Answer:
Notl hinderl visuall inspection
Q:l Breakingl strengthl dividedl byl thel designl factor:
Answer:
Safel workingl load
Q:l Electrocutionl occursl when:
Answer:
Cranel isl inl contactl withl powerl linesl andl personnell arel inl contactl withl thel cranel andl thel ground
Q:l Whenl determiningl booml tipl elevation,l thel bestl wayl tol dol thisl is?
Answer:
Usel rangel diagram
Q:l Whenl determiningl whatl positionl tol dol thel machinel overl nightl andl highl windsl
arel expected:
Answer:
Followl thel manufacturersl recommendations
Q:l Whenl al cranel isl inl transitl andl youl arel requiredl tol passl underl 50kvl powerl lines,l
whatl isl osha'sl minimuml requiredl clearance:
Answer:
6l feet
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Q:l Timberl matsl workl bestl whenl theyl are:
Answer:
Boltedl together
Q:l Thel onlyl timel andl employerl mayl usel al suspendedl personnell platforml isl when:
Answer:
Therel isl nol otherl saferl way
Q:l Whatl isl thel greatestl causel ofl groundl personnell deaths?
Answer:
Electrocution
Q:l Whenl liftingl al suspendedl personnell platforml thel cranel mustl bel de-ratedl by:
Answer:
50l %
Q:l Booml deflectionl will:
Answer:
Increasel loadl radius
Q:l Increasingl thel distancel froml thel crane'sl centerl ofl gravityl andl thel tippingl axisl will:
Answer:
Increasel stability
Q:l Thel effectl ofl al loadsl leveragel beingl greaterl thanl thel cranesl leveragel is:
Answer: 3 / 4
Instability
Q:l Blockingl underl thel outriggerl pads/floatl shalll be:
Answer:
Sufficientl tol supportl thel cranel andl thel load
Q:l Withl al pickl andl carryl operation,l thel ratedl tippingl capacityl isl basedl onl whatl percentagel ofl thel totall tippingl capacity?
Answer:
75l %
Q:l Alll telescopicl booml cranesl mustl bel equippedl with
Answer:
Booml anglel indicators
Q:l Al cranesl groundl pressurel canl approachl al weightl thatl is:
Answer:
100l %l ofl thel weightl ofl thel cranel andl thel suspendedl load
Q:l Operatingl al cranel withl al longl boom,l onl unevenl ground,l youl should:
Answer:
Blockl underl thel padl andl keepl al 90l degreel anglel betweenl thel cylinderl rodl andl thel pad
Q:l Onl al hydraulicl truckl cranel thatl hasl alll fivel outriggersl properlyl positionedl onl friml supportingl surfaces,l thel workingl areal diagraml froml thel loadl capacityl chartl willl indicatel
thatl thel "overl thel front"l areal is:
Answer:
Differentl dependingl onl thel cranel manufacturersl definitionsl andl determination
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