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The
CCO Overhead Crane written certification
exam tests the following knowledge
areas relating to the operation of
cranes:
Domain
1:Pre-Operation Activities
(Approximately 27% of the test)
Domain 2: Work
Requirements
(Approximately 27% of the test)
Domain 3: Load
Handling
(Approximately 27% of the test)
Domain 4: Shutdown
& Secure
(Approximately 4% of the test)
Domain
5: Technical Knowledge
(Approximately 15% of the test)
DOMAIN
1: PRE-OPERATION ACTIVITIES
(Approximately 27% of the test)
1. Knowledge of emergency shutdown
procedures.
2.
Know where to locate and verify
access to main runway disconnect.
3.
Knowledge of lockout/tag-out condition
resolutions.
4.
Knowledge of initial inspection
of both visual and audible hazards.
5.
Knowledge of proper control labeling
and conditioning.
6.
Knowledge of pendant control strain
relief requirements.
7.
Knowledge of warning and capacity
labeling requirements.
8.
Know where to check for oil leaks.
9.
Knowledge of wire rope or chain
condition and proper spooling.
10.
Knowledge of applicable requirements
for guards.
11.
Knowledge of applicable fire extinguisher
requirements.
12.
Knowledge of emergency stop function.
13.
Knowledge of applicable bumper/stop
requirements.
14.
Knowledge of ASME B30.2 control
layout.
15.
Knowledge of brake test procedure.
17.
Knowledge of all warning devices.
18. Knowledge of load
block, hook and latch requirements.
DOMAIN
2: WORK REQUIREMENTS
(Approximately 27% of the test)
1.
Determine how much the load weighs.
2.
Know the proper use of below the
hook lifting devices.
3.
Know proper rigging selection and
applications.
4.
Know how to move crane into correct
lifting position to assure true
vertical lift of load.
5.
Know how to avoid side pulling or
swinging of load during start, stop
and travel.
6.
Identify signal person
7.
Know ASME B30.2 hand signals.
8. Communicate lift
activity to other workers.
DOMAIN
3: LOAD HANDLING
(Approximately 27% of the test)
1.
Verify communication devices (i.e.
radios) are functioning correctly.
2.
Perform hoist brake check with load.
3.
Verify crane and load path is clear
of personnel and obstructions.
4.
Know when to activate warning alarm
system.
5.
Know how to operate hoist, bridge
and trolley safely.
6.
Know how to avoid shock loading.
7.
Know how to minimize load swing.
8.
Verify floor capacity, know how
to safely set load down ad remove
rigging.
DOMAIN 4: SHUTDOWN AND SECURE
(Approximately 4% of the test)
1.
Know where to park the crane
2.
Know shutdown procedures
3.
Report deficiencies or problems
to supervision.
DOMAIN
5: TECHNICAL KNOWLEDGE
(Approximately 15% of the test)
1.
Knowledge of ASME B30.2-Overhead
and Gantry Crane (Top Running Bridge,
Single or Multiple Girder, Top Running
Trolley Hoist).
2.
Knowledge of ASME B30.20-Below-the-Hook
Lifting Devices.
3.
Knowledge of OSHA 1910.179-Overhead
and Gantry Cranes.
4.
Knowledge of OSHA 1910.184-Slings
5.
Knowledge of other applicable rules,
standards and regulations.
6.
Knowledge of crane manufacturer's
operating instructions.
7.
Knowledge of functions and limitations
of crane components and attachments.
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