Docstoc

advanced rigging practice quiz

Document Sample
advanced rigging practice quiz Powered By Docstoc
					                        Module 38201-06 wire rope review questions

1. The three parts of a wire rope are the wire, the strands, and the
         a. Core
2. The grade of steel with the highest breaking strength is             steel
         a. Extra extra improved plow
3. The wire used in rope fcan be made of steel, iron, monel or                .
         a. bronze
4. Wire rope ores are identified as fiber core, wire strand, or            core.
         a. Independent wire rope
5. What type of lay is indicated when the strands are wrapped around the core In a counter
    clockwise direction?
         a. Left lay
6. When the individual wires of a strand on a rope areperpendicular to the run of the rope it is
    classified as             lay.
         a. lang
7. The four basic strand patterns are wire, warrington, filler and
         a. seale                  .
8. Within the 6 x 37 classification of rope, the     can vary from 31 to 49
         a. Number of wires in a strand
    Match the rope identification with characteristics in 9 and 10
9.      The longest
         a.
10.     The thickest
         a.
11. All rope ends jmust be welded and tapered to prevent fraying
         a. false
12. The lowest efficiency rating of a wire rope with a loop or thimble splice, hand tucked, is
    Percent
             70
13. The efficieny rating of a wire rope assembly is a percentage of the
         a. Nominal breaking strenght
14. What type of end termination provides the higghers efficiency rating?
         a. Swaged socket
15. The fabricated socket has an efficiency rating of     percent.
         a. 100
16. A swaged socket is not recommended for type of wire rope
         a. fc
17. The dead end of the wire rope experiences the weight of the load.
         a. false
18. In a wede socket, the tail length of the dead end of the rope should be at least    .
         a. Six rope diameters
19. The u bolt type of clip consists of the u bolt, the nuts and the   .
         a. saddle
20. How often should the running rope of a mobile crane be inspected for gross damage?
         a. daily
21. As part of the inspection criteria, most standards require rope to be removed from service if the
    wat on the outer wire exceeds         of the original diameter.
         a. 1/8
22. Some minor deects in the wite rope can be tolerated but if any        is/are found during
    inspection, the wire rope must be immediately moved from use.
         a. kniks
23. A wire rope needs to be replaced if there is/are broken outer wires at the point of contact
    with the core that physically protrudes or loops out of the wire structure.
         a. one
24. Damaged flanges on a sheave can cause the wire ropeto            .
         a. Jump out of the groove
25. The two critical areas to inspect on a sheave are the bearings and the      .
         a. Groove dimensions
26. A series of sheaves stacked in a support frame with a hook attached is a .
         a. Load block
27. The D/d ration is used to                   .
         a. Check if different products are compatible
28. To reduce internal friction and prevent corrosion, a wire rope should be      on a regular basis
         a. lubricated
29. Placing a rope in sheaves is known as .
         a. reeving
30. The easiest method for determining the parts of a line needed for a lift is to .
         a. Check the load chart
31. What is the minimum safety factor on a boom pendant oor standing rope for boom erection?
         a. 2.5
32. The safety factor for live or running rope for boom erection is .
         a. 3.0
33. All of the following can be used to minimize block twisting except .
         a. Using a longer wire rope
34. If you are directed to overwind a right lay rope onto a drum, you would secure the rope on the
    right side of the drum and move right to left.
         a. false
35. The component that actually transfers the power of the crane to the wire rope is the       .
         a. Hoist drum

                                     Wire rope quick quiz

1. The manner that the wires in astrand of wire rope are laid in the form of a spiral
             a. Lay-strand
   2.   The ration of a wire rops actual breaking strength to the aggregate strength of all individual
        wires tested separately.
             a. Efficiency
   3.   The ultimate load at which a wire rope will fail.
             a. Nominal breaking point
   4.   The ratio of the nominal breaking strength to the total working load for a wire rope
             a. Design factor
   5.   Frictional wer on a wire rope
             a. Abrasion
   6.   Heated to reduce stress and increase strength
             a. annealed
   7.   The distance measured parallel to the axis of the rope r strand in which a strand or wire makes
        one revolution around the core or center.
             a. Lay-length

Module 38202-06 telescopic boom assembly and disassembly

   1. Work site personnel can find information for installing various boom attachments on a particular
       crane ,
           a. In the operators safety manual
   2. Assembly errors cause of all crane accidents.
           a. More than half
   3. Proper counterweights are important in boom assembly because .
           a. The crane could overturn during assembly
   4. When the swing away extension covered in this module is assembled to the boom, the is used
       as the first pivot point.
           a. Front support bracket
   5. During attachment of the swing away extension covered in this module, the electrical
       connections should be established to the main boom immediately after .
           a. Reeving the hoist rope on the headache ball
   6. .
   7. .
   8.
   9. .
   10. .
   11. .
   12. .
   13. .
   14. .
   15. The first step in stowing the swing away extension is to .
           a. fully retract the telescopic sections of the boom
   16. The a frame jib covered in this module is assembled to the nose of the swing asway extension
       using
            a. Turnbuckles
   17. The final offset for the a frame jib covered in this module is made using .
            a. bushing
   18. A replaceable steel tube mounted in a case of housing as bearing is called .,
            a. idler
   19. A sheave is used to equalize tension in opposite parts of a rope.
            a. Reeling in a hoist cable attached to the jib mast
   20. When stowing the a frame jib covered in this module, tension on the rear jib support cables is
       relieved by .
            a. Authorized equipment
   21. Assembly and disassembly personnel must only use with sufficient load bearing capacity when
       assembling boom extensions.
            a. false
   22. For the intermediate boom extensions covered in this manual, any intermediate boom
       extension can be assembled to the boom head
            a. Lower the main boom until the head sheave on the boom extension Is touching the
                board on the ground
   23. When removing intermediate boom sections if the extensions is offset you must .
            a. Second section
   24. In the power pinned fly covered in this module, the section of the boom that is powered to
       extend or retract the fly is the
            a. Rope guide bars
   25. When attaching an auxiliary single sheave boom head to the main boom, the        need to tbe
       removed before laying the hoist rope for the auxiliary single sheave boom head.
            a.

Quick quiz

   1.   A sheave used to equalize tension in opposite parts of a rope
   2.   A replaceable hardened steel tube mounted in a case or housing as a bearing
   3.   A frame hinged ar or bear the boon point for use in supporting a jib
   4.   A projected piece by which something is held or supported
   5.   A link or sleeve used as a means of coupling and tightening two parts
   6.   A wedge socket that is used as an end preparation for wire rope
                  Module 38203-06 lattice boom assembly and disassembly

1. For each crane, guideline and instructions for installing various boom attachments and
    components are          .
         a. Contained in the operator’s safety manual
2. Cranes must be assembled on site because .
         a. They are too heavy to transport intact
3. Over half of all mobile crane accidents are the result of .
         a. Unskilled work performed when the crane is assembled
4. Disassembly of most lattice boom crane involves removal of the
         a. Boom and counterweights
5. The first concern for crane assembly is to
         a. Select a good location
6. The crane assembly area must be
         a. A firm and level surface
7. Barricades should be placed
         a. Completely around the assembly area
8. Assembly personnel should check if there is enough timber to
         a. Block and boom sections
9. The crane operator and the assemblers must have
         a. A way to communicate
10. In order to lift a linger boom off the ground it may be necessary to install on the crane
         a. Additional counterweights
11. Whenever any work is being performed on the counterweights, the           should be engaged
         a. Swing lock
12. Before adding or removing counterweights you must
         a. Locate the crane on a firm level surface
13. Before adding or removing counterweights from a carrier mounted crane, the must be
    extended
         a. Outrigger beams and jacks
14. If the fittings on boom sections are bent,
         a. The boom sections will not fit together properly
15. After the boom parts are unloaded they should be
         a. Inspected for damage
16. All pins should be secured with
         a. Cotter pins
17. The boom sections should be inspected for before assembly
         a. Bent lacings
18. Before assembly suspension ropes and pendants should be in good condition and
         a. Retained cotter pins
19. When you determine the weight of the load, the height of the lift and the radius of operation,
    the boom length should be the shortest length that will accomplish the job.
           a. true
20.   When handling the boom, to prevent damage you should .
           a. Attach the sling to the lifting lugs if present
21.   Any pins and fasteners can be used to assemble the boom as long as they are secured by cotter
      pins
           a. false
22.   A rope or bar specified length with fixed end connections is called a .
           a. pendant
23.   Information on boom assemble , gantry and back hitch assembly, boon point assemblies, and
      pendants is available      .
           a. On the boom rigging drawing
24.   Assembly personnel must make sure that the interfere with the boom pins and /or clips that
      maintain the pin connections.
           a. Suspension ropes do not
25.   Pendants may come in matched sets of .
           a. four
26.   After rigging the main hoist line during boom assembly, the assembly personnel must make sure
      the is properly installed and adjusted.
           a. Boom angle indicator
27.   The amount of counterweight needed to lift the boon can be verified by .
           a. Using the load chart
28.   The boom identification number is used          .
           a. To prevent mixing boom sections of different types
29.   When connecting boom sections, the bottom pins should be secured first.
           a. false
30.   To aid in keeping pendant sets together, both ends of each pendant are .
           a. Stamped with identification numbers
31.   When raising the boom, the block must be .
           a. On the ground
32.   A frame hinged ar or near the boom hinge for use in supporting a boom is called a boom .
           a. mast
33.   When assembling long lattice booms, each group raised .
           a. Cannot exceed the maximum cantliver length
34.   A thorough inspection of should be made before booming down
           a. Boom hoist cable
35.   In the jib assembly procedure discussed in this module, the jib is assembled and attached to the
      lattice boom tip after the .
           a. Boom is assembled
                                Module 38204-06 lift planning

1. A document that outlines all weight, rigging, and configuration requirements for a lift is a .
         a. Lift plan
2. Lift plans are mandatory for        .
         a. Steel erection or multiple crane lifts
3. The type of hitch and number of shackles are criteria that fall under the category of
         a. Sizing of slings
4. Foundation and location of electrical hazards are examples of information
         a. Crane placement
5. The number of feet and the weight per foot of the need to be considered as part of a lift plan
         a. Wire rope
6. Over the front, over the rear, and over the side are considerations for crane placement
         a. Area of operation
7. Critical lifts always require
         a. A lift plan
8. When lifting from the main boom of a lattice crane, an erected jib, whip line length below the
    jib, and the length of the line from the lift point to load block are calculations involving the
         a. Effective weight of crane components past the lifting point
9. The load block weght is considered part of the weight of the
         a. Crane components below the lifting point
10. The effective weight of crane components past a main boom lifting point includes
         a. An erected jib
11. If the net capacity of a crane in a particular configuration is 95000 and the total weight of the
    deduction is 2500, the gross capacity is lbs.
         a. 97500
12. If the gros capacity of a crane is 200ft of boom length and 50ft of oad radius is 83000 and the
    deductions are a 1500 lb boom pint, a 865 lb hook block, 335lb of rigging and 1900lbs of rope,
    the net capacity if lbs
         a. 78400
13. If the gross capacity of a crane is 90000 and ist net capacity in a partucualr configuration is
    83425, the total weight of the deductions is lbs
         a. 6575
14. By adjusting the crane and load attachment points on an equalizer beam, it is possible to
         a. Share the loade between cranes in any proportion desired
15. In a multiple crane lift, the crane with the greatest net capacity must always be
         a. Loaded to at least 75 percent of its rated capacity
16. When an equalizer beam is used, the load readius of each crane is measured to
         a. The attachment point of the load on the equalizer
17. In a multiple crane lift using an equalizer, the weight of the equalizer is considered part of the
    load weight
         a. true
18. In a multiple creaneliftm if the total load weight is 100000 and the total net capacity of crane
    one I 80000, the total of crane two must be no less than lbs to meet the 75percent capacity
    guidelines.
         a. 53333
19. .
20. .
21. .
22. .
23. Prior to planning a lift, a designated person must classify the lift into which of the following
    categories?
         a. Ordinary, critical, pre-engineered production
24. During critical lifts operation, the operator must obey a signal at all times.
         a. stop
25. A test lift is recommended before
         a. A critical lift
                        Module 38205-06 advanced rigging practices

1. Backward stability of a crane is affected by
        a. High boom angles and inclines
2. What effect occurs when a load is hoisted from a point other than directly under the load
        a. pendulum
3. The sudden release of a load that causes a rapid change in effective load weight is called
        a. Impact loading
4. Doubling the depth of a cribbing beam increased the swl by a factor of
        a. four
5. A sling angle is considered hazardous if it is less that degrees from horizontal
        a. 45
6. The formula for determining the sel of a bridle hitch is
        a. Swl=(W)(H/L)((2)
7. Adjustable lifting beams are limited to loads of less than 100 tons
        a. false
8. When an audible signal such as a horn is being used for communication the signal to stop is
        a. One short blast
9. Bundles of rebar should be lifted by
        a. Wire rope slings
10. When a bundle of rebar is being lifted with two chokers, the choker loops should be threaded in
    the opposite direction to improve load stability
        a. false

                                           Quick quiz

1. The power applied to a lever to cause a load to move.
2. The point at which an object is perpendicular to and balanced in relations to the earth’s gravity
   field.
3. The rate of change of velocity with respect to time
4. A condition that occurs when a load is hoisted from a point other thatn directly under the load
   line, thus causing the load to swing.
5. The tendency of an object to remain afloat
6. The fulcrum point on which a lever is balanced
                              Module 38206-06 personnel lifts

1. A small cord or rope used for securing or suspending is a
         a. lanyard
2. The proper place for securing a lanyard is a
         a. anchorage
3. A full body harness lanyard must be a minimum of rope or equivalent
         a. ½ inch nylon
4. Lifelines used in areas where they may be subjected to cutting or abrasion must be a minimum
    of      rope
         a. 7/8 inch wire core manila
5. A personnel platform and suspension system is also known as a manbasket
         a. true
6. A personnel platform must be capable of supporting its own weight and at least times the
    maximum intended load.
         a. five
7. A personnel platform must have a guardrail, be enclosed from toeboard to midrail and have a
         a. Grab rail
8. The platform must have a permanent marking stating the
         a. Weight of the platform and the rated load capacity
9. A grab rail must be installed
         a. Inside the entire perimeter of the platform
10. According to osha, access gates must be equipped with a
         a. Retraining device
11. The number of employees occupying the platform must not exceed
         a. The limit established for the platform
12. According to osha, each bridle sling must be connected to a or shackle to ebsure the load is
    evenly distributed
         a. Master link
13. According to asme, the toeboard on the guardrail must be a minimum of in height from the
    top of the platform floor,
         a. 3 ½ inches
14. Welds on the suspension system must be in accordance with asme or
         a. aws
15. The top rail on a personnel platform must be not less than in height with respect to the
    platform floor
         a. 39 inches nor more than 45 inches
16. The lower barrier of the guardrail on a personnel platform spans the distance between the
         a. Toe board and the intermediate rail
17. A personnel platform must have hand railings with a clearance of not less than    between the
    railing and any other structures
         a. 1 ½ inches
   18. Cranes having must not be used for hoisting personnel
           a. Live booms
   19. Load lines must be capable of supporting without failure, at least tines the maximum
       intended load
           a. 7
   20. Controlled load lowering is described as lowering that
           a. Is regulated by a system or device on the power train, other than the load hoist brake
   21. Cranes and derricks with variable angle booms must be equipped with a
           a. Boom angle indicator
   22. According to osha, when working over or near water the requirements of         must apply
           a. 1926.106
   23. Dated records of inspections must be made and kept by the platform user for the duration of
       the personnel lift operation
           a. frequent
   24. Platforms which have been out of service for 12 or more consecutive months must receive a
       inspection prior to use
           a. periodic
   25. After any structural repair or modification during proof testing, the platform must be tested at
       percent of its rating.
           a. 150

Quick quiz

   1. A fastening or coupling device
          a. Shackle
   2. A place for property securing a lanyard
          a. anchorage
   3. A system of protective railings that provide and added measure of safety around platforms and
      catwalks
          a. Guardrails
   4. To give way to force or pressure so as to move, bend, or collapse
          a. yield
   5. A multi leg, wire rope sling
          a. Bridle sling
   6. Any of various small cords or ropes used for securing or suspending
          a. Lanyard

				
DOCUMENT INFO
Shared By:
Categories:
Stats:
views:383
posted:5/1/2012
language:English
pages:11
Description: This is a practice test for advanced riggers