comprehensive, Verified Solutions
What is prohibited by OSHA 1926 Subpart cc regarding wire rope on a crane? -
ANSWER-Splicing
What should be of major concern when considering surfaces for crane set up locations?
- ANSWER-Voids, tanks, loose fill, depressions
Which items are included in the suspended weight when calculating parts of line? -
ANSWER-Load weight, rigging, load block
What site condition must an operator be concerned about prior to setting up a crane? -
ANSWER-Soil stability must be sufficient
What is an example of duty cycle crane operations? - ANSWER-High speed concrete
placement
Where must barriers be erected in accessible areas to provide protection in the cranes
work area? - ANSWER-Within the equipment's rotating superstructure
According to ASME B30.5, How frequently is a crane operator required to have a
physical? - ANSWER-Every 3 years
What is the result of rapid hoist acceleration? - ANSWER-Produces hook loads higher
than actual weight
Wire rope lubricant should not: - ANSWER-hinder visual inspection
On what principle is crane stability based? - ANSWER-leverage
, Who must confirm that an overhead power line is de-energized? - ANSWER-Line owner
The use of equipment to hoist personnel is prohibited except where the employer can
demonstrate what? - ANSWER-Other methods would be more hazardous
Which of the following would not cause the effect of impact loading on the crane?
A. Sudden snatching of the load
B. Rapid hoist acceleration
C. High boom angle operations in windy conditions
D. Graduated lever control application - ANSWER-D. Graduated lever control
application
According to OSHA 1926 subpart cc, How frequently must operational aides be
checked? - ANSWER-Each shift
What is the minimum number of parts of line required to lift a load that weighs 38,588
lbs. ? - ANSWER-4
Which factor is the most important to consider about site access? - ANSWER-
Compaction of approach roads
What is one purpose of the load moment indicator? - ANSWER-To warn the operator of
an overload condition
How are construction site hazards and restrictions located and identified? - ANSWER-A
pre-operational work site inspection
How many calendar days may a crane work with a broken anti two-block devise, after
receipt of the parts? - ANSWER-7