Mobile Cranes Test Questions | 100% Correct Answers | Verified | Latest 2024 Version

T or F As crane signaling is only a basic function and the signal person knows where the loads will be positioned, training or testing of the signal person should not be required - False When using hand signals to direct a crane operator, an extended arm with the thumb vertical and the fingers opening and closing into a fist indicates: - raise boom and lower the load Two closed fists with both thumbs pointing toward each other is the signal for: - retract hydraulic boom Which of the following is not a permitted use of an "operational aid"? - used to test weigh a load prior to hoisting T or F Any crane component can be used on any other crane made by the same company - false A rough terrain crane is commonly referred to as; - cherry picker Which of these conditions could be dangerous when operating a crane around a newly constructed building? - uncompacted soil When hoisting on outriggers with a permitted 360 degree swing, which position is the most hazardous in most conditions? - over corner T or F The ground pressure under the outriggers is higher than it is under a crawler track because of the smaller bearing surface - True An outrigger float should be approximately how much larger that the outrigger pad? - 3 timesWhen setting a a crawler crane for use on a new site, which of the following is not required prior to use? - name of the person that will operate the crane Where should the slings be attached when lifting lattice boom sections? - use the end connections T or F During crane assembly, the counterweight is mounted after the installation of the complete boom - false When assembling lattice boom sections, which set of pins are installed first? - both upper When installing the boom pins, the pin should be pointing; - out away from boom center When dismantling a lattice boom, which boom pins should be removed first? - both lower T or F