单选题On your vessel，a wire rope for the cargo gear shows signs of excessive wear and must be replaced. In ordering a new wire for this 10-ton boom，what safety factor should you use?（）AThreeBFiveCSixDSeven
单选题
On your vessel，a wire rope for the cargo gear shows signs of excessive wear and must be replaced. In ordering a new wire for this 10-ton boom，what safety factor should you use?（）
A
Three
B
Five
C
Six
D
Seven
参考解析
解析：
暂无解析
相关考题：
Vessel shall possess International Cargo Gear Certificates ______ duration of Charter Party showing winches and derricks in order．A.validity inB.valid forC.effective atD.effectiveness for
Which is supplied to the vessel by the MSA ________．A.Bell bookB.Cargo gear registerC.Official LogbookD.Rough Logbook
Which statement is TRUE about the use of a“gob rope”________．A.The gob rope is a mooring line for tying up lighters for working cargo alongside a vessel anchored in an open roadsteadB.The gob rope is used to secure the towline aft over the centerline of a tugC.The gob rope is a line hung over a vessel's side to assist in boardingD.The gob rope is a rope used in mooring a vessel to a buoy
If the cargo gear on your vessel is equipped with a regular guy and a preventer guy，you should ______．A.Let the schooner guy take most of the strain，thus transferring the load to the opposite boomB.Leave the preventer guy slackC.Secure them as close together as possible on deckD.Secure them so the angle between them is 90° at the boom head
Your tow contains a barge carrying carbon tetrachloride．What is NOT required ________．A.Cargo warning signs on bargeB.Cargo information card on bargeC.Cargo information card in pilothouseD.Certificated tankerman on towboat
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
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
All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the ______.A.date of the testB.load at which a test sample brokeC.name of the vesselD.number of strands and of wires in each strand
Chafing gear should be placed______．A.at all wearing points of mooring linesB.around running riggingC.on wire rope only forcesD.at the bitter ends of all standing rigging
Galvanizing would be suitable for protecting wire rope which is used for ______.A.cargo runnersB.staysC.topping liftsD.All of the above
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
The （）(吊货索套) at hatch No.1 is quite worn out.A、cargo lightB、lashing wireC、cargo slingD、wire rope
单选题When securing a hook to the end of a wire rope you should use（）.AA bowline knotBA long spliceCAn overhand knot with a wire rope clipDWire rope clips with a thimble eye
单选题The strongest method of forming an eye in wire rope is using（）.Athree wire rope clampsBan eye splice with four or five tucksCa thimble fastened with four or five tucksDa wire rope socket attached with zinc
单选题Where are the test certificates，for wire rope used as cargo runners，and loose gear certificates usually maintained? （）AWith the Cargo Gear Register on the shipBIn the Official LogCAt the Coast Guard Marine Safety Office with the vessel's inspection recordsDAt the central records center of the agency testing the cargo gear
单选题You have a large，broken-down vessel in tow with a wire rope and anchor cable towline. Both vessels have made provision for slipping the tow in an emergency; however，unless there are special circumstances（）.Athe towing vessel should slip firstBthe vessel towed should slip firstCthey should slip simultaneouslyDeither vessel may slip first
单选题Chafing gear should be placed（）.Aat all wearing points of mooring linesBat the bitter ends of all standing riggingCaround running riggingDon wire rope only
单选题What is the accepted standard for wire rope falls used in connection with the lifeboat gear?（）ASix by seven galvanized wire ropeBSix by twenty-four improved plow steel wire ropeCSix by thirty-seven preformed fiber-core wire ropeDSix by nineteen regular-lay filler wire rope
单选题If the cargo gear on your vessel is equipped with a regular guy and a preventer guy，you should（）.Alet the schooner guy take most of the strain，thus transferring the load to the opposite boomBleave the preventer guy slackCsecure them as close together as possible on deckDsecure them so the angle between them is 90°at the boom head
单选题Vessel shall possess International Cargo Gear Certificates （） duration of Charter Party showing winches and derricks in order.Avalidity inBvalid forCeffective atDeffectiveness for
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（）.AFiber core rope offers greater strengthBFiber core rope offers greater flexibilityCFiber core rope can be used at higher operating temperaturesDFiber core rope is the only type authorized for cargo runners
单选题When towing in an open seaway，it is important to use a towing line（）.Amade only of wire rope，due to possible weather conditionsBthat will have the tow on a crest while your vessel is in a troughCthat will have the tow on a crest while your vessel is on a crestDwith little dip to gain maximum control of the tow
单选题All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the（）.Adate of the testBload at which a test sample brokeCname of the vesselDnumber of strands and of wires in each strand
单选题It is permissible to place an eye splice in wire rope used as cargo gear providing the splice is made using（）.Atwo tucks with whole strands and one tuck with one-half strandBthree tucks with whole strands and two tucks with 1/2 the wire cut from the tucking strandCthree tucks with whole strandsDtwo tucks with whole strands and three tucks with half strands
单选题A tank vessel transferring non-flammable hazardous cargo in bulk must display warning signs. These signs must（）.Abe visible from both sides and from forward and aftBindicate NO SMOKINGCbe displayed only while transferring cargo and fast to a dockDuse black lettering on a white background