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NCCCO Telescopic Boom Crane- Swing Cab (TLL) & CORE SITE Winter 2024 Exam Review Questions and Answers 100% Pass
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3 multiple choice options UNDER WHAT CIRCUMSTANCE(S) IS IT OKAY TO BLOCK UNDER THE OUTRIGGER BEAMS? IT IS NEVER ACCEPTABLE 3 multiple choice options ANY TYPE OF IMPROPER BLOCKING OR CRIBBING SUCH AS SPAN BLOCKING MUST REDUCE CRANE CAPACITY BY: 50% 3 multiple choice options WHICH AREA OF THE CRANE MUST BE BARRICADED? WORKING RADIUS 3 multiple choice options PRIOR TO CRANE SET UP ON JOBSITE, WHO SHOULDYOU CHECK WITH FOR ANY UNDER GROUND LINES AND/OR VAULTS? LOCAL UTILITIES 3 multiple choice options HOW MUCH WEIGHT SHALL ONE PAD OR MAT UNDER AN OUTRIGGER BE ABLE TO SUPPORT? TOTAL WEIGHT OF THE CRANE AND LOAD
3 multiple choice options WHEN WORKING AT GROUND NEAR A CELLAR WALL, WHERE SHOULD THE CRANES OUTRIGGER PADS BE PLACED? AT LEAST AS FAR BACK AS THE DEOTH OF THE WALL BELOW GROUND 3 multiple choice options WHAT IS THE REQUIRED SET UP DISTANCE AWAY FROM EDGE OF SOFT OR SANDY EXCAVATED AREAS? 1.5 TIMES DEPTH OF EXCAVATION AWAY FROM EDGE 3 multiple choice options UPON ARRIVAL ON A NEW JOB SITE WITH A TRUCK CRANE, THE PRIMARY MAJOR CONCERN IS: UNDER GROUND UTILITIES 3 multiple choice options DUNNAGE OR OUTRIGGER PADS MUST BE A MINIMUM OF _____________TIMES LARGER THAN THE FLOAT 3 3 multiple choice options WHEN ARRIVING IN THE CRANE AT THE JOB SITE, THE OPERATOR SHOULD FIRST ACCOUNT FOR THE CONDITION OF THE: ACCESS ROADS 3 multiple choice options NEXT TO SOFT OR SANDY EXCAVATION AREAS, SET UP DISTANCE IS AT LEAST_________TIMES DEPTH AWAY FROM EDGE
3 multiple choice options OF THE FOLLOWING, WHICH IS THE MINIMUM CLEARANCE DISTANCE WHEN TRAVELING UNDER LIVE POWER LINES THAT ARE 750 TO 1000KV? 20FT (WHILE TRAVELING BOOM LOWERED)
3 multiple choice options IF AN OPERATOR IS ENTERING A NEW CONSTRUCTION AREA,WHO SHOULD HE/SHE CONFIRM THE GROUND SURFACES ABILITY TO WITHSTAND GROUND BEARING PRESSURE FROM THE CRANE? SUPERINTENDENT OR QUALIFIED ENGINEER 3 multiple choice options MOBILE CRANES NEED TO BE LEVEL WITHIN WHAT PERCENTAGE OF GRADE? 1% 3 multiple choice options WHICH OF THE FOLLOWING IS THE BEST LOCATION FOR LEVELING A CRANE? SUPERSTRUCTURE (UPPER) 3 multiple choice options NEXT TO AVERAGE EXCAVATION AREAS, SET UP DISTANCE IS AT LEAST _________TIMES DEPTH AWAY FROM. 1 3 multiple choice options BEFORE SET UP NEAR AN OBSTRUCTION,WHAT IS THE MINIMUM ALLOWABLE SWING CLEARANCE DISTANCE THAT MUST BE MAINTAINED? 2FT 3 multiple choice options IN IDEAL CONDITIONS,OUTRIGGERS ARE FULLY EXTENDED WITH TIRES: JUST HIGH ENOUGH OFF THE GROUND TO BE FREE OF CRANE WEGHT
3 multiple choice options IF CRANE IS CRIBBED UP IMPROPERLY, (SPAN BLOCKING) HOW MUCH MUST THE CRANES CAPACITY BE REDUCED? 50% 3 multiple choice options HOW MUCH LARGER MUST THE MATS OR CRIBBING BE THAN THE OUTRIGGER FLOAT? MINIMUM OF 3 TIMES THE PAD AREA 3 multiple choice options DOMAIN 2: OPERATIONS WHICH ONE OF THE FOLLOWING CRANES SHALL PROVIDE SEAT BELTS DURING OPERATIONS? R/T CRANE 3 multiple choice options THE EFFECTIVE WEIGHT OF THE FLY/JIB DECREASES WHEN ERECTED FROM THE STOWED POSITION. FALSE 1 multiple choice option ACCORDING TO OSHA UNDER NO CIRCUMSTANCE IS IT OKAY TO HOIST LOADS WITH A TELESCOPIC CRANE BENEATH POWER LINES. FALSE 1 multiple choice option
3 multiple choice options A TRUCK IS SET UP ON OUTRIGGERS. THE PART OF THE LOAD CHART GOVERNED BY STABILITY IS BASED ON WHAT PERCENTAGE OF THE CRANE CAPACITY? 85% 3 multiple choice options WHEN TELESCOPING THE BOOM SECTION OF AN R/T, WHICH SECTION SHOULD BE TELESCOPED FIRST? MANUFACTURERS RECOMMENDATIONS 3 multiple choice options TRUCK CRANE CAPACITIES ARE USUALLY GREATER OVER THE: REAR 3 multiple choice options WHEN WORKING ON OUTRIGGERS, THE ONLY TIME THEY SHOULD BE LESS THAN FULLY EXTENDED IS WHEN: THERE IS A LOAD CHART FOR THE OPERATION 3 multiple choice options WHAT IS THE PART ON THE SUPERSTRUCTURE OF AN ALL TERRAIN CRANE THAT SUPPORTS THE BOOM? BOOM HOIST CYLINDER