NCCCO TELESCOPIC BOOM CRANES -SWING CAB(TLL) & CORE SITE
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30 Terms
IF OUTRIGGERS AREN'T QUITE FULLY EXTENDED,WHICH LOAD CAPACITY CHART SHOULD YOU REFER TO BEFORE LIFTING OPERATIONS?
ON RUBBER CHART
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
1.5
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
OF THE FOLLOWING, WHICH IS THE MINIMUM CLEARANCE DISTANCE WHEN OPERATING A MOBILE CRANE NEAR LIVE POWER LINES THAT ARE OVER 1000KV?
DETERMINED BY THE UTILITY/OWNER OR REGISTERED PROFESSIONAL ENGINEER
3 multiple choice options
THE SUPPORTING SURFACE/GROUND OF A CRANE MUST BE ABLE TO SUPPORT:
CRANE AND LOAD
3 multiple choice options
CRANE IS SET UP WITH MAXIMUM BOOM ON UNLEVEL GROUND, WHAT SUPPORT CONDITION MUST BE ACCOUNTED FOR?
KEEPING A 90 DEGREE ANGLE BETWEEN CYLINDER ROD AND PAD
3 multiple choice options
OF THE FOLLOWING,WHICH IS THE MINIMUM CLEARANCE DISTANCE WHEN OPERATING A MOBILE CRANE NEAR LIVE POWER LINES THAT ARE OVER 200 TO350KV?
20FT
3 multiple choice options
WHICH OF THE FOLLOWING IS THE MINIMUM CLEARANCE DISTANCE FOR A CRANE TRAVELING UNDER LIVE POWER LINES UP TO .745KV
4FT (WHILE TRAVELING WITH BOOM LOWERED)
3 multiple choice options
WHAT IS THE MAIN OBJECTIVE WHEN PUTTING MATS OR ANY TYPE OF BLOCKING UNDER THE OUTRIGGER FLOATS?
DISTRIBUTE GROUND BEARING PRESSURE OVER A LARGER AREA
3 multiple choice options
THE CRANE ARRIVES ON A NEW JOB SITE, WHAT IS THE PRIMARY MAJOR CONCERN BEFORE SETTING UP?
UNDERGROUND UTILITIES
3 multiple choice options
WHICH OF THE FOLLOWING TOOL IS USED TO FIGURE OUT LIFTING HEIGHT CAPABILITIES FOR A CRANE?
RANGE DIAGRAM
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
CRANE IS GETTING SET JUP NEXT TO A CELLAR WALL AT GROUND LEVEL. HOW FAR BACK DOES THE OPERATOR NEED TO SET THE OUTRIGGER PADS OR TRACKS?
AT LEAST AS FAR BACK AS THE DEPTH OF THE WALL BELOW GROUND
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
2 multiple choice options