考题
The advantage(s) of using wire rope lashing on vehicles aboard Ro-Ro vessels is that it__.A.is lighter than chainB.has a good working lifeC.is not affected by temperatureD.All of the above
考题
A lashing used to secure two barges side by side,lashed in an "X" fashion,is called a ______.A.scissor wireB.towing wireC.breast wireD.cross wire
考题
Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE ________.A.Stack weights should be less when using a solid bar lashing as compared to a wire lashingB.Stack heights may be increased when using a solid bar lashingC.Stack heights should be reduced when using a solid bar lashingD.Solid bars should be used for lashing the first tier only,with wire lashings on the higher tier(s)
考题
Which wire rope purchases may be used with a 30-ton pedestal crane ________.A.HoistB.LuffC.Rider blockD.All of the above
考题
Which molten substance is poured into the basket of a wire rope socket being fitted to the end of a wire rope ________.A.BabbittB.BronzeC.LeadD.Zinc
考题
What is the accepted standard for wire rope falls used in connection with the lifeboat gear ________.A.Six by seven galvanized wire ropeB.Six by twenty-four improved plow steel wire ropeC.Six by thirty-seven preformed fiber-core wire ropeD.Six by nineteen regular-lay filler wire rope
考题
Ropes can be divided into three types: ().A、natural fiber rope, manila rope and synthetic ropeB、natural fiber rope, synthetic rope and wire ropeC、synthetic rope, manila rope and wire ropeD、synthetic rope, manila rope and wooden rope
考题
The ()(吊货索套) at hatch No.1 is quite worn out.A、cargo lightB、lashing wireC、cargo slingD、wire rope
考题
绑扎钢丝绳()A、cargo wireB、lashing wireC、wire ropeD、wire
考题
A ()(钢丝刷) should be used on all bare metal to remove the last of the scale.A、wire brushB、wire ropeC、wire rodD、wire rope clip
考题
单选题When securing a hook to the end of a wire rope you should use().A
A bowline knotB
A long spliceC
An overhand knot with a wire rope clipD
Wire rope clips with a thimble eye
考题
单选题The strongest method of forming an eye in wire rope is using().A
three wire rope clampsB
an eye splice with four or five tucksC
a thimble fastened with four or five tucksD
a wire rope socket attached with zinc
考题
单选题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 jibB
Taglines are wire ropes for horizontal positioning of the rider blockC
Taglines can be fastened to corners of vehicles or containersD
The crane might not have taglines installed in its rigging system
考题
单选题Which is normally used to hold wire rope for splicing().A
Come alongB
JiggerC
Rigger's screwD
Sealing clamp
考题
单选题The correct way to make an eye in a wire rope with clips is to place the clips with the().A
first and third U-bolts on the bitter end and the second U-bolt on the standing partB
first and third U-bolts on the standing part and the second U-bolt on the bitter endC
U-bolts of all clips on the bitter endD
U-bolts of all clips on the standing part
考题
单选题Galvanizing would not be suitable for protecting wire rope which is used for().A
cargo runnersB
mooring wiresC
shroudsD
stays
考题
单选题What is the accepted standard for wire rope falls used in connection with the lifeboat gear?()A
Six by seven galvanized wire ropeB
Six by twenty-four improved plow steel wire ropeC
Six by thirty-seven preformed fiber-core wire ropeD
Six by nineteen regular-lay filler wire rope
考题
单选题What does the term end-for-end refer to in regard to a wire towing hawser().A
Cutting off the bitter and towing ends of the wire ropeB
Splicing two wire ropes togetherC
Removing the wire rope from the drum and reversing it so that the towing end becomes the bitter endD
Removing the wire rope from the drum and turning it over so that the wire bends in the opposite direction when rolled on a drum
考题
单选题A lashing used to secure two barges side by side,lashed in an "X" fashion,is called a ().A
scissor wireB
towing wireC
breast wireD
cross wire
考题
单选题Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE? ()A
Stack weights should be less when using a solid bar lashing as compared to a wire lashingB
Stack heights may be increased when using a solid bar lashingC
Stack heights should be reduced when using a solid bar lashingD
Solid bars should be used for lashing the first tier only,with wire lashings on the higher tier(s)
考题
单选题A fid is a().A
mallet used when splicing wire ropeB
sharp pointed crow bar used to unlay wire ropeC
tapered steel pin used to separate wire ropeD
tapered wooden pin used when splicing heavy rope
考题
单选题A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?()A
Factor of safetyB
Number of wires per strandC
Number of strands per wire ropeD
Number of wires in the core
考题
单选题What is a step in attaching a poured metal socket to a wire rope?()A
Etch the wire with acidB
Install a wire seizing on the wire that will be inside the socketC
Ensure the fiber core is well lubricatedD
Pour molten babbitt metal into the socket
考题
单选题A device used to tighten up remaining slack in wire rope when you are making up to a tow in inland waters is a().A
tripping lineB
tripping bracketC
norman pinD
steamboat ratchet
考题
单选题What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core().A
Fiber core rope offers greater strengthB
Fiber core rope offers greater flexibilityC
Fiber core rope can be used at higher operating temperaturesD
Fiber core rope is the only type authorized for cargo runners
考题
单选题A deck fitting,used to secure line or wire rope,consisting of a single body with two protruding horns is called a().A
bittB
bollardC
capstanD
cleat
考题
单选题A “spring line” is().A
any wire rope used for mooringB
a fire-warpC
a mooring line running diagonally to the keelD
a mooring line perpendicular to the keel