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Page 1/6 Crafted for Academic Insight by KatelynWhitman. All rights reserved © NCCCO Tower Crane Exam Study Guide Questions and Answers 100% Pass
ASME - ✔✔American Society of Mechanical Engineers ANSI - ✔✔American National Standards Institute ASME B30.3 - ✔✔Tower Cranes ASME B30.30 - ✔✔Ropes OSHA - ✔✔Occupational Safety and Health Administration OSHA 1926.1400cc - ✔✔Cranes in Construction OSHA 1926.1435 - ✔✔Tower Cranes A/D Director - ✔✔Assembly Disassembly director Must - ✔✔OSHA mandatory Shall - ✔✔ASME mandatory Should - ✔✔ASME suggested Rotation resistant - ✔✔2 in 6, 4 in 30 Standard wire rope - ✔✔12 in one rope lay 201 to 350 kV - ✔✔20 feet High tensile bolts shall be marked with - ✔✔Strength rating and manufacturers designation Tower sections must use high-tensile nuts with a strength rating of - ✔✔12 1 / 2
Page 2/6 Crafted for Academic Insight by KatelynWhitman. All rights reserved © High tensile washers shall always be marked with the designation - ✔✔HV Prior to applying the proper torque to the nut on a Tower cranes high - tensile bolt connection you should ? - ✔✔Lubricate the threads Which components of a Tower crane are connected with high tensile bolt connections ? - ✔✔Foundation anchors , tower sections , slewing ring support What is the approximate weight of a cubic yard of concrete in US pounds ? - ✔✔4,000 How many pounds does a cubic foot of concrete weigh ? - ✔✔150 A Tower cranes gear box oil levels should be checked at what interval - ✔✔Weekly According to a metric conversion table , bars multiplied by 14.503 773 77 equals ? - ✔✔Pounds per square inch According to a length conversion table , meters multiplied by 3.280 839 895 equals ? - ✔✔Feet When setting up a self - erecting tower crane , the outrigger jacks should be at what angle to the supporting surface ? - ✔✔90 degrees What is the approximate weight of a cubic foot of steel in US pounds ? - ✔✔490 When performing a load test on a traveling Tower crane , it shall be conducted with the boom in the position that causes the maximum loading on which component? - ✔✔One wheel or bogie Central ballast blocks must be distributed ___ around the tower base ? - ✔✔Equally around When setting up a Self- Erecting Tower Crane , the preferred method is to use mats constructed of timbers which are - ✔✔Thru bolted When lifting loads using a two way bridle it is important to always remember that the : - ✔✔lower the horizontal angle the greater the sling tension
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