10/22/2024 12:14 PM
Certified mobile crane operator prep Test
Questions And Answers 100% Pass.
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.
, ©BRIGHTSTARS EXAM SOLUTIONS
10/22/2024 12:14 PM
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