During which condition should be operator of a pedestal crane shutdown operations?
A.Bunkering
B.High winds
C.Potable water spill on deck
D.More than 3°list
第1题:
Which safety precaution(s)should be observed during crane operations ________.
A.Checking for proper lifting from beneath the load during cargo operations
B.Using the proper slings or other lifting devices during cargo operations
C.Relaying communications to port agents on the pier during cargo hoists
D.All of the above
第2题:
Which statement is FALSE concerning a tagline as used with a 30-ton pedestal crane ________.
A.Taglines are wire rope purchases that raise and lower the jib
B.Taglines are wire ropes for horizontal positioning of the rider block
C.Taglines can be fastened to corners of vehicles or containers
D.The crane might not have taglines installed in its rigging system
第3题:
A.shutdown -d
B.shutdown -s
C.shutdown -m
D.shutdown -Fr -s 1
第4题:
During which condition should the operator of a pedestal crane shutdown operations ________.
A.Bunkering barge alongside
B.Potable water spill on deck
C.Crane hydraulic hose bursts
D.Trim greater than 4 feet
第5题:
Which statement comparing a shipboard crane to conventional gear is TRUE ________.
A.Cranes are more difficult to secure for sea
B.The spotting area of the conventional gear is larger
C.A crane operator requires more training than the winch operator of a yard and stay rig
D.The yard and stay rig is more flexible in its ability to handle a wider variety of cargoes
第6题:
Which of the following statement(s)is/are TRUE regarding a twin pedestal crane set ________.
A.The cranes may be operated independently
B.The cranes may be interconnected for twin operation
C.When twinned,the crane rotation on the foundation assembly is unlimited
D.All of the above
第7题:
Which wire rope purchases may be used with a 30-ton pedestal crane ________.
A.Hoist
B.Luff
C.Rider block
D.All of the above
第8题:
Which statement(s) is/are TRUE concerning crane cargo operations?
A.Do not exceed rated load capacity of crane and container spreader or slings
B.During any cargo handling operation,the safety of personnel is paramount
C.Cargo handlers must be outfitted with adequate protection from personal injury
D.All the above
第9题:
Which of the following statements is TRUE regarding crane operations ________.
A.Radio communications allow the crane operator to disregard the use of hand signals
B.The crane operators and signalman must be familiar with the correct hand signals
C.The forward cranes can be operated from the bridge
D.The aft cranes can be operated from the aft steering station
第10题:
Which of the following can an operator use to shutdown a system into single-user mode?()