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23 Cards in this Set
- Front
- Back
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Employers and Owners |
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In a complex site, structural engineers,geo-tectnical engineers,riggers and crane manufacturers representatives may all need to be involved in a? |
site analysis |
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the combination of ____ can severely damage the suspension of the crane |
Rough roads and crane weight |
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when determining whether or not there is adequate access, you must consider the level, grade,and ___ of the roadways. |
compaction |
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when setting up a lattice boom crane, one consideration is having enough space ____. |
to fully extend the boom on the ground |
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it is important that ___ understand all aspects of crane setup, site preparation and site |
Operator |
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the methodical process that attempts to identify hazards and devise plans to overcome or eliminate all hazards which may interfere with crane operations is reflected in the ____ |
Site analysis |
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when in doubt of the surroundings at a crane site, it wise to consult with the____ about the exact location of possible hazards |
local utility company |
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During transport and setup, the ____ of a crane can break through the ground and cause damage. |
Wheels and crawlers |
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when a signal person raps on his hard hat with their fist you should? |
Use the main hoist |
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what minimum clearances required between the counterweights and any obstruction, |
2 feet |
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pinch point clearance ensures that. o one will be inadvertently trapped or crushed and that _____ |
clearance is provided for the crane as the lift is being conducted. |
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what will happen if a crane is not set up within 1% of level |
crane stability will be negatively impacted |
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trenches, cellars, embankments, flowing water and standing water all have a direct effect on the ____? |
compaction and ground |
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standby cranes shout be inspected at ____? |
Semiannually |
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when you are performing your daily PM check you notice that there is a pool of oil under your crane. you should_____? |
note it on your report and check with your supervisor |
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when operating near power line you should use _____ to avoid hitting them |
signal person |
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when load rotation may be hazardous a _____ should be used. |
tag line |
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during lift operations what is the ANSI B30.5 minimum clearance from overhead power lines rated at 60kV? |
15 feet |
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the minimum required clearance from over head power lines tated at 345kV for a crane in transit is ? |
16 feet |
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measures and displays the weight of the load being hoisted |
load indicator |
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used solenoid-operated blocking and bypass valves |
selected control lock out system |
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measures how far the boom is extended |
boom length sensor |
