OECP WRITTEN EXAM QUESTIONS WITH COMPETE
SOLUTIONS
/. What is the safety factor for pendants or standing ropes? - Answer-3/1 for normal
operations
2.5/1 for boom erection
/.Safe working load (SWL) is ______ - Answer-Rated Strength
/.The effective weight of an erected extension would be higher or lower than its actual
weight? - Answer-Higher
/.How much twist is allowed in a crane hook? - Answer-None
/.What is the horizontal distance a stand takes for one complete rotation around the
ropes core? - Answer-Rope lay or lay length
/.What deficiencies are you looking for in pendants or standing ropes? - Answer-More
than 2 broken wires in 1 lay length beyond end connections
More than 1 broken wire in a rope lay at an end connection
/.What deficiencies are cause for removal from service in rotation resistant ropes? -
Answer-2 random broken wires in 6 rope diameters
4 broken wires in 30 ropes diameters
2 6 packs at 4:30
/.What deficiencies would remove a running rope from service - Answer-6 random
broken wires in 1 rope lay
3 broken wires in 1 strand in 1 lay
6-3
/.To snub a load would be to _____ - Answer-Tie it off
/.How is wire rope oiled? - Answer-With a mineral based lubricant
/.How long is the annual inspection report kept? - Answer-12 months
/.How long is a monthly inspection report kept? - Answer-3 months
/.Who does an inspection of a crane that has been idle for 3 months? - Answer-
Qualified person
/.What is boom angle minus jib offset? - Answer-Jib angle to the ground
, /.An inspection after a repair is done by who? - Answer-Qualified person
/.Who does an annual inspection? - Answer-Qualified person
/.What is the extension hanging on the side of the boom caller? - Answer-Stored
/.What is the effect of a weight on a lever proportionate to its placement on the lever
called? - Answer-Effective weight
/.What is the force exerted on a crane by its movement called? - Answer-Dynamic load
/.A bold or solid line on a load chart is used to indicate what? - Answer-Separation of
structural capacities from a stability capacities
/.What is an A rated fire extinguisher used for? - Answer-Any material that would leave
behind ashes
/.The sum of all attachments, rigging, load and sometimes the cable is the _____ -
Answer-Gross load
/.Who does the monthly inspection? - Answer-Competent person
/.Who does the shift inspection? - Answer-Competent person
/.What is the most common duty cycle rating? - Answer-80%
/.Breaking strength is the ______ - Answer-Ultimate strength
/.An excluded angle should never exceed what? - Answer-120 degrees
/.What is the maximum wear on a crane hook? - Answer-10%
/.D=diameter of the _____ - Answer-Sheave or load
/.d=diameter of the _____ - Answer-Wire rope or sling
/.What is the point about which a crane tips? - Answer-Tipping axis (fulcrum point)
/.The force an attachment exerts on a crane? - Answer-Effective weight
/.An extension not on the crane is called? - Answer-Stored
/.What would a B rated fire extinguisher be used for? - Answer-Liquids, anything that
can be stored in a bottle or barrel
/.What does steel weigh per cubic foot? - Answer-490 lbs
SOLUTIONS
/. What is the safety factor for pendants or standing ropes? - Answer-3/1 for normal
operations
2.5/1 for boom erection
/.Safe working load (SWL) is ______ - Answer-Rated Strength
/.The effective weight of an erected extension would be higher or lower than its actual
weight? - Answer-Higher
/.How much twist is allowed in a crane hook? - Answer-None
/.What is the horizontal distance a stand takes for one complete rotation around the
ropes core? - Answer-Rope lay or lay length
/.What deficiencies are you looking for in pendants or standing ropes? - Answer-More
than 2 broken wires in 1 lay length beyond end connections
More than 1 broken wire in a rope lay at an end connection
/.What deficiencies are cause for removal from service in rotation resistant ropes? -
Answer-2 random broken wires in 6 rope diameters
4 broken wires in 30 ropes diameters
2 6 packs at 4:30
/.What deficiencies would remove a running rope from service - Answer-6 random
broken wires in 1 rope lay
3 broken wires in 1 strand in 1 lay
6-3
/.To snub a load would be to _____ - Answer-Tie it off
/.How is wire rope oiled? - Answer-With a mineral based lubricant
/.How long is the annual inspection report kept? - Answer-12 months
/.How long is a monthly inspection report kept? - Answer-3 months
/.Who does an inspection of a crane that has been idle for 3 months? - Answer-
Qualified person
/.What is boom angle minus jib offset? - Answer-Jib angle to the ground
, /.An inspection after a repair is done by who? - Answer-Qualified person
/.Who does an annual inspection? - Answer-Qualified person
/.What is the extension hanging on the side of the boom caller? - Answer-Stored
/.What is the effect of a weight on a lever proportionate to its placement on the lever
called? - Answer-Effective weight
/.What is the force exerted on a crane by its movement called? - Answer-Dynamic load
/.A bold or solid line on a load chart is used to indicate what? - Answer-Separation of
structural capacities from a stability capacities
/.What is an A rated fire extinguisher used for? - Answer-Any material that would leave
behind ashes
/.The sum of all attachments, rigging, load and sometimes the cable is the _____ -
Answer-Gross load
/.Who does the monthly inspection? - Answer-Competent person
/.Who does the shift inspection? - Answer-Competent person
/.What is the most common duty cycle rating? - Answer-80%
/.Breaking strength is the ______ - Answer-Ultimate strength
/.An excluded angle should never exceed what? - Answer-120 degrees
/.What is the maximum wear on a crane hook? - Answer-10%
/.D=diameter of the _____ - Answer-Sheave or load
/.d=diameter of the _____ - Answer-Wire rope or sling
/.What is the point about which a crane tips? - Answer-Tipping axis (fulcrum point)
/.The force an attachment exerts on a crane? - Answer-Effective weight
/.An extension not on the crane is called? - Answer-Stored
/.What would a B rated fire extinguisher be used for? - Answer-Liquids, anything that
can be stored in a bottle or barrel
/.What does steel weigh per cubic foot? - Answer-490 lbs
