| EXAMINATION TOPIC |
Number of
Questions |
| 1. PLANNING AND ENGINEERING |
50 |
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A. FORMULAS AND FORCES |
25 |
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1. Calculate conversions: SI (metric) - imperial (e.g. length, weight) |
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2. Apply mathematical formulas, including: |
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a. Algebra |
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b. Geometry |
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c. Trigonometry |
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3. Apply general principles of forces, including: |
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a. Force / weight |
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b. Vectors |
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c. Two components of force |
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d. Point load |
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e. Uniformly distributed load |
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f. Indeterminate load |
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g. Static load |
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h. Dynamic load |
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i. Shock load |
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j. Environmental (e.g. wind, rain, snow, seismic) |
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k. Tilt a 2-point object |
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4. Apply general principles of rigging, including: |
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a. Breaking strength |
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b. Object weight |
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C. Safety Issues |
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5. Calculate sling length and forces, including: |
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a. Single point connection |
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b. 2-way bridle |
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c. 3-way bridle |
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d. High/low bridle |
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e. Breast-lines |
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f. H-bridle |
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B. GENERAL PRINCIPLES OF RIGGING |
15 |
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1. Apply general principles of rigging, including: |
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a. Design factors |
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b. Working load limit |
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c. Efficiency (e.g. terminations, materials) |
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d. Strength of Materials |
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e. Service factor |
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f. D/d ratio |
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g. Fleet angle |
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h. Center of gravity |
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i. Load distribution (e.g. beam formulas, simple span) |
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j. Indeterminate structures |
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k. Fall protection and rescue design procedures |
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l. Inspections |
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m. Risk management (e.g. OSHA/OHSA) |
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C. DRAWING AND SCHEDULES |
10 |
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1. Identify and resolve hazardous situations |
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2. Conform rigging plot to building load limitations or obstructions |
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3. Interpret facility plans (e.g. electrical, HVAC, structural steel) |
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4. Interpret show plans |
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5. Interpret hanging plot |
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6. Generate hanging plot |
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7. Perform layout - determine if adequate electrical power is available |
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8. Verify assembly / integrity of objects to be lifted using stamped engineering drawings |
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9. Verify assembly / integrity of objects to be lifted using allowable load charts |
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| 2. INSTALLATION |
60 |
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A. LAYOUT AND ELECTRICAL |
10 |
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1. Layout, including: |
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a. Assign tasks to riggers |
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b. Mark floor/grid |
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c. Determine safety guidelines (e.g. fall protection, rescue) |
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d. Establish communication procedures |
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2. General powered system requirements (e.g. dead haul, power assisted), including: |
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a. Verify voltage |
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b. Verify phasing |
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c. Verify electrical connections |
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d.Determine electrical system capacity |
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B. RIGGING ATTACHMENTS |
25 |
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1. Rigging attachments (e.g. blocks, sheaves, anchors, points), including: |
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a. Assemble rigging attachment hardware (e.g. hitches, pipes, clamps, anchors) |
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b. Inspect assembled hardware (e.g. wire rope, slings, terminations) |
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c. Attach hardware to overhead structure (e.g. clamps, hitches, eyebolts, blocks) |
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d. Attach objects (e.g. lights, sound, scenery) |
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e. Install fall protection if required |
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2. Attach assembled hardware to drop/hand line with: |
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a. Knots (e.g. bowline, clove hitch, figure 8, sheet bend) |
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b. Cable puller |
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c. Carabiners |
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3. Attach items to lifting device, including: |
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a. Inanimate objects (e.g. truss, lights, sound, scenery, video) |
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b. Taildowns |
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c. Attachment hardware |
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d. Anchoring locations |
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e. Safety equipment backups |
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C. OPERATIONS |
25 |
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1. Lifting/lowering operations, including: |
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a. Float objects |
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b. Inspect entire system |
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c. Perform pre-movement inspection of entire assembly |
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d. Assign movement tasks (e.g. spotters, operators, communications) |
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e. Establish lifting/lowering zone |
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f. Perform bump check |
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g. Level objects |
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h. Raise/lower objects, periodically rechecking level |
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i. Verify load distribution (e.g. load monitoring devices) |
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j. Bring load to controlled stop |
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k. Verify trim |
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2. Confirm operation of control systems and hoists, including: |
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a. Emergency stop mode |
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b. System commissioning (e.g. start-up and shutdown procedures) |
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3. Complete system, including: |
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a. Verify travel path |
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b. Verify trim heights |
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c. Raise and lower loads |
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| 3. MATERIALS AND EQUIPMENT |
40 |
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A. PERSONNEL ACCESS EQUIPMENT |
10 |
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1. Select what is needed for safe access, including: |
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a. Personnel lifts |
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b. Ladders |
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c. Rope access |
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d. Fall protection |
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e. Personal protective gear |
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B. RIGGING MATERIALS |
30 |
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1. Determine rigging materials, including: |
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a. Trusses |
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a. Other support structures (e.g. beams, pipe, platform) |
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b. Lifting devices (e.g. hoists, block and fall, lever hoist) |
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c. Chain hoist |
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d. Other lifting devices (e.g. drum hoist, block and fall, lever hoist) |
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e. Hardware (e.g. shackles, slings, wire rope) |
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f. Manufacturers recommendations |
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g. Components of specific systems |
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h. Track Systems (e.g. video, scenic, curtain) |
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i. Properties of system design |
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TOTAL QUESTIONS |
150 |
