OECP Exam Questions With 100% Complete Solutions

OECP Exam Questions With 100% Complete Solutions What are the four different types of crane signals? - Answer- Hand Voice Audible New The shaded area on a load chart indicates _______? - Answer- A structural chart The minimum distance to a power line of unknown voltage is ? - Answer- 50' When hoisting personnel and have known voltage, can you use Table A and get closer than 20'? - Answer- Never! What is the minimum tale swing clearance requirement - Answer- 2' What kind of rigger is required for A/D? - Answer- Qualified Rigger Signal training is now required in the construction industry, True or False? - Answer- True What is the weight of the object being lifted called? - Answer- Net Load Why are the edges of a man basket smooth? - Answer- To protect against injury Man basket doors must swing which way? - Answer- Must swing inwards only Name a few things to inspect for with synthetic slings - Answer- Missing tags, acid burns, broken stitches, melting, snags, tears, cuts, discoloration What should never be done while inspecting a wire rope? - Answer- Open it to expose the core A few things to be checked for in a wire rope inspection are - Answer- Corrosion, crushed strands, bird caging, high stranding, core protrusion, damaged end fittings, heat damage from any source If the horizontal sling angle decreases, the rated capacity - Answer- Decreases How much does concrete weigh per cubic foot? - Answer- 150 lbs. When making a lift in excess of 75% of rated capacity, this would be considered a ? - Answer- Critical lift All lifting devices are load tested to how much? - Answer- 125% How many people signal the cranes on a 2 crane pick? - Answer- 1 On a multi crane pick, each crane should be loaded to no more than what percentage of its rated capacity? - Answer- 75% The highest cause of fatalities in crane accidents is ? - Answer- Electrocution What is a C rated fire extinguisher used for? - Answer- Electrical fires, anything to do with CURRENT The weight of a stationary load is called ? - Answer- Static load What will a properly configured LMI indicate? - Answer- Potential Overload New signals must be ? - Answer- Equally effective The minimum distance to pass below power lines with no load and the crane in its transport configuration is ...? - Answer- 4' A crane operator must be certified for the _____ and ______ of the crane they will operate - Answer- Type and capacity What is the horizontal distance from the center of rotation to the center of the suspended load called? - Answer- Load radius A jib is primarily used for ? - Answer- Height What is the principle of leverage? - Answer- Weight x distance = distance x weight Whats the formula to find the estimated weight of a square object - Answer- length x width x height x unit weight What happens to the rated capacity at a given radius when handling personnel? - Answer- It is de-rated 50% The first thing done on site when lifting personnel is ? - Answer- A pre-lift meeting A critical lift would be in excess of what percentage of rated capacity? - Answer- 75% What should be tested at the beginning of a critical lift? - Answer- The brakes When assembling boom, what kind of chart will be used? - Answer- Boom composition chart As the pre-lift that must be investigated by a planning group are completed, the results are entered and filled in a series of ? - Answer- Checklists According to OSHA, during A/D, at what height must you tie off? - Answer- 15' A personnel basket shall be proof load tested to what percent? - Answer- 125% The maximum angle on a shackle or a collector ring is what? - Answer- 120 degrees What is the recommended fleet angle for a smooth drum? - Answer- .5-1.5 degrees What are the safety factors for regular running ropes? - Answer- 3.5 to 1 for normal use and 3 to 1 for boom erection What must be provided from the operators station to an exit door on the operators side? - Answer- A clear passageway out What is the capacity rating of a basket hitch? - Answer- 200% How do you install wire rope from a reel to a drum? - Answer- Top to top or bottom to bottom The end of a cable protruding from a socket should be ______? - Answer- Between 10 and 20 rope diameters but never less than 6" The wedge and socket must be _______? - Answer- The correct size What recommended length should wire rope be seized to? - Answer- 1 to 1.5 times the diameter of the rope What is the minimum distance ANSI and PCSA allow for a drum flange to extend above the top layer of rope? - Answer- 1/2" What is the recommended fleet angle for a grooved drum? - Answer- 0.5 to 2.0 degrees What is the distance between the waterline and the deck of a barge? - Answer- Freeboard The movement of a barge from side to side is called - Answer- List Movement front to back on a barge is - Answer- Trim Maximum wind speed for lifting personnel recommended by ANSI is - Answer- 20 mph Shift and monthly inspections are performed by a - Answer- Competent person What do asterisks signify on a load chart - Answer- Structural capacity The maximum list allowed for a land crane on a barge is - Answer- 5 degrees Land cranes on a barge fall under what ANSI standard - Answer- B30.8 The dynamic movement of a barge can make lifts be what - Answer- Unpredictable Never ballast an open hull barge with what? - Answer- Water