certified mobile crane operator prep test
guide exam questions with latest update
Where must the operator's manual be kept during crane operations? - Answer-The
operator's manual should always be kept in the cab
according to ASME B30.5, what are the minimal requirements to meet the crane
operator qualifications? - Answer-Physical, Written test, Practical Test
which will have the greatest effect to the fulcrum of a crawler crane and have a major
impact on capacity? - Answer-working over the rear
what hand signal must always be obeyed? - Answer-Stop
When removing pins or bolts from a boom, assembly, workers shall remain? - Answer-
out from under the boom
when may a crane be overloaded? - Answer-Never
what is the purpose of a boom length indicator? - Answer-to provide the actual boom
length at the time of use.
when can the operator leave the crane? - Answer-after securing the crane
when can a crane be side loaded - Answer-with a freely suspened load
the deflection of a boom will cause the load to? - Answer-increase the radius
which inspection has a competent person making records of the inspection? - Answer-
Month
when should tag lines be used? - Answer-when the rotation of the suspended load
becomes hazardous
what shall be in the operator's cab during crane operations? - Answer-load charts
which of the following is considered duty-cycle work? - Answer-clamshell digging.
when doing the duty cycle work, most manufactures require the crane's capacity to be
reduced by? - Answer-20%
which components are not parts of the boom? - Answer-Heel pins
, the boom angle on a lattice boom crane, is the angle between? - Answer-The ground
and the centerline of the boom, between the sheaves and the heel pins.
Three short audible signals means? - Answer-Back-up
According to ANSI B30.5, hand signal chart shall be posted where? - Answer-On the job
site
a signal person shall be? - Answer-A designated person, tested and qualified
an anti-two-block device can be used? - Answer-To test the LMI
Cranes should be load tested when? - Answer-After modifications
upon completion of assembly of the crane, what must be done? - Answer-an inspection
to ensure that manufacturer specifications are met
during crane assembly, the counterweight should be installed when? - Answer-before
raising the boom
a long boom crane at a short radius and out of level by 3 degrees can see a reduction in
capacity by as much as? - Answer-50%
crane stability is based on? - Answer-lever principle
what is the OSHA standard for cranes in construction industry - Answer-29 CFR
1926.Subpart CC
What type of test does a crane inspector have to pass? - Answer-Written test
What type of test does a crane operator trainee have to pass? - Answer-written test
what percentage of the crane chart is considered a critical lift? - Answer-75%
a multi crane shall require? - Answer-critical lift plan, reduction of gross capacity by 25%
and one designated person in charge
When doing a pick and carry, tire pressure must? - Answer-meet manufacturer's
specifications
the load chart is matched to the crane by? - Answer-serial number
What is the definition of must or shall when used in legal terms? - Answer-Required or
mandatory
guide exam questions with latest update
Where must the operator's manual be kept during crane operations? - Answer-The
operator's manual should always be kept in the cab
according to ASME B30.5, what are the minimal requirements to meet the crane
operator qualifications? - Answer-Physical, Written test, Practical Test
which will have the greatest effect to the fulcrum of a crawler crane and have a major
impact on capacity? - Answer-working over the rear
what hand signal must always be obeyed? - Answer-Stop
When removing pins or bolts from a boom, assembly, workers shall remain? - Answer-
out from under the boom
when may a crane be overloaded? - Answer-Never
what is the purpose of a boom length indicator? - Answer-to provide the actual boom
length at the time of use.
when can the operator leave the crane? - Answer-after securing the crane
when can a crane be side loaded - Answer-with a freely suspened load
the deflection of a boom will cause the load to? - Answer-increase the radius
which inspection has a competent person making records of the inspection? - Answer-
Month
when should tag lines be used? - Answer-when the rotation of the suspended load
becomes hazardous
what shall be in the operator's cab during crane operations? - Answer-load charts
which of the following is considered duty-cycle work? - Answer-clamshell digging.
when doing the duty cycle work, most manufactures require the crane's capacity to be
reduced by? - Answer-20%
which components are not parts of the boom? - Answer-Heel pins
, the boom angle on a lattice boom crane, is the angle between? - Answer-The ground
and the centerline of the boom, between the sheaves and the heel pins.
Three short audible signals means? - Answer-Back-up
According to ANSI B30.5, hand signal chart shall be posted where? - Answer-On the job
site
a signal person shall be? - Answer-A designated person, tested and qualified
an anti-two-block device can be used? - Answer-To test the LMI
Cranes should be load tested when? - Answer-After modifications
upon completion of assembly of the crane, what must be done? - Answer-an inspection
to ensure that manufacturer specifications are met
during crane assembly, the counterweight should be installed when? - Answer-before
raising the boom
a long boom crane at a short radius and out of level by 3 degrees can see a reduction in
capacity by as much as? - Answer-50%
crane stability is based on? - Answer-lever principle
what is the OSHA standard for cranes in construction industry - Answer-29 CFR
1926.Subpart CC
What type of test does a crane inspector have to pass? - Answer-Written test
What type of test does a crane operator trainee have to pass? - Answer-written test
what percentage of the crane chart is considered a critical lift? - Answer-75%
a multi crane shall require? - Answer-critical lift plan, reduction of gross capacity by 25%
and one designated person in charge
When doing a pick and carry, tire pressure must? - Answer-meet manufacturer's
specifications
the load chart is matched to the crane by? - Answer-serial number
What is the definition of must or shall when used in legal terms? - Answer-Required or
mandatory
