| EXAMINATION TOPIC |
Number of
Questions |
| 1. PLANNING AND LAYOUT |
50 |
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A. FORMULAS AND FORCES |
6 |
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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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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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B. PRINCIPLES |
44 |
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1. Apply general principles of forces, including: |
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a. Point load |
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b. Uniformly distributed load |
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c. Static load |
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d. Dynamic load |
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e. Shock load |
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2. Apply general principles of rigging, including: |
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a. Breaking strength |
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b. Design factors |
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c. Working load limit |
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d. Efficiency (e.g. terminations, materials) |
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e. Motor service factor |
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f. Duty cycle (e.g. component's capacity to continuously perform, work:rest ratio) |
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g. D/d ratio |
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h. Fleet angle |
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i. Center of gravity |
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j. Load distribution (e.g. beam formulas, simple span) |
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k. Fall protection and rescue plan |
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l. Regulations and standards (e.g. OSHA, OHSA, ANSI) |
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m. Hazard Assessment, risk mitigation |
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3. Determine weight of objects |
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4. Drawings and schedules, including: |
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a. Conform rigging plot to building load limitations or obstructions |
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b. Interpret facility plans (e.g. electrical, HVAC, structural steel) |
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c. Interpret show plans |
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d. Interpret line set schedule (e.g. hanging plot) |
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e. Generate line set schedule |
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5. Calculate sling length and forces, including: |
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a. Single points (e.g. dead hangs) |
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b. Bridles |
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c. Breast-lines |
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6. Select means for access, including: |
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a. Personnel lifts |
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b. Ladders (e.g. wire rope, stepladders) |
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c. Scaffolding, work platforms, and catwalks |
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d. Fall protection |
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e. Personal protective gear |
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f. Rope access (e.g. ascenders/descenders, bosun's chairs) |
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7. Select rigging materials, including: |
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a. Support structures (e.g. truss, beams, pipe platform) |
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b. Lifting devices (e.g. hoists, block and fall) |
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c. Hardware (e.g. shackles, slings, wire rope) |
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d. Manufacturers recommendations |
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| 2. IMPLEMENTATION AND MANAGEMENT |
50 |
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A. MANAGEMENT |
20 |
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1. Perform 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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e. Determine if adequate electrical powewr is available |
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2. Rigging attachments (e.g. blocks, sheaves, anchors, points), including: |
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a. Inspect assembled hardware (e.g. wire rope, slings, terminations) |
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b. Verify assembly/integrity of objects to be lifted using allowable load charts |
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3. Lifting/lowering operations, including: |
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a. Perform pre-movement inspection of entire assembly |
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b. Assign movement tasks (e.g. spotters, operators, communications) |
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c. Establish lifting/lowering zone |
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d. Verify trim and load sharing |
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B. IMPLEMENTATION |
30 |
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1. Rigging components (e.g. blocks, sheaves, anchors, points), including: |
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a. Assemble rigging components (e.g. hitches, pipes, clamps, anchors) |
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b. Attach assembled components to drop lines/hauling lines using knots, caribiners, etc. |
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c. Attach rigging components 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. Attach lifting devices to objects to be lifted (e.g. wire rope, chain, rope, slings) |
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f. Install fall protection |
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2. Lifting and lowering operations, including: |
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a. Test motor operation (e.g. bump check) |
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b. Check orientaion/alignment of rigging components |
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c. Raise/lower objects, check load distribution |
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d. Check for obstructions (e.g. structural, permanent rigging, fire safety systems) |
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3. Perform risk/hazard assessment and apply mitigation procedures |
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| 3. RIGGING SYSTEMS |
50 |
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A. RIGGING SYSTEMS |
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1. Rigging systems (e.g. counterweight, hemp system, powered and powered-assist, curtain and track, fire curtain) |
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a. Identify components of specific systems |
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b. Understand design properties of systems |
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c. Install and operate spotline set(s) |
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d. Identify attachment points (e.g. building structure, scenic elements) |
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e. Bring load to controlled stop |
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f. Identify inspection and maintenance requirements |
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2. Counterweight system, including: |
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a. Raise and lower loads |
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b. Attach, maintain, operate, remove balanced loads |
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c. Attach, maintain, operate, remove unbalanced loads |
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d. Secure loads |
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e. Mark trim heights |
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f. System alterations, including: |
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1. Lengthen and shorten battens |
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2. Marry arbors and battens |
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3. Re-position line sets |
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4. Breasting line sets |
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5. Determine load distribution |
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6.. Add/remove system components |
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3. Hemp system, including: |
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a. Raise and lower loads |
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b. Attach, maintain, operate, remove balanced loads |
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c. Attach, maintain, operate, remove unbalanced loads |
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d. Secure loads |
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e. Mark trim heights |
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f. Maintain trim (e.g. level and straight) |
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4. Powered systems (e.g. dead haul, power assisted, chain hoist, drum hoist, line shaft), including: |
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a. Identify system type |
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b. Identify system capacity |
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c. Identity system capabilities and controls |
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d. Identify power requirements |
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e. Raise and lower loads |
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f. Mark trim heights |
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g. Set limits |
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h. Confirm operation of emergency stop mode |
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5. Curtain/Track, including: |
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a. Determine track configuration |
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b. Determine how to hang track configuration (e.g. straight, bi-part) |
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c. Rig the curtain for operation (e.g. static, traveler, contour) |
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d. Recognize dynamic load situations |
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e. Operate system |
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f. Identify components of curtain/track system (e.g. carriers, hangers, splices, sheaves) |
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6. Fire curtainsystems, including: |
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a. Inspect system |
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b. Maintain system |
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c. Adhere to properties of the design |
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d. Recognize hazardous situations |
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e. Identify triggers (e.g. fusible links, cut the rope) |
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f. Identify clutch |
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g. Raise loads |
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h. Lower loads |
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TOTAL QUESTIONS |
150 |
