Appendix F – Task Profile Chart - Sheet Metal Worker

Block A – Common Occupational Skills

1. Performs safety-related functions.

• 1.01 Maintains safe work environment.
• 1.02 Uses personal protective equipment (PPE) and safety equipment.
• 1.03 Performs lock-out/tag-out procedures.
• 1.04 Uses stationary and mobile work platforms.
• 1.05 Uses hoisting and rigging equipment.

2. Uses and maintains tools and equipment.

• 2.01 Maintains hand and portable power tools.
• 2.02 Maintains shop tools and equipment.
• 2.03 Uses welding, cutting, soldering and brazing equipment.
• 2.04 Maintains measuring and layout equipment.
• 2.05 Maintains testing and inspection devices.

3. Organizes work.

• 3.01 Uses traderelated documentation.
• 3.02 Interprets drawings.
• 3.03 Organizes materials and equipment for project.
• 3.04 Performs basic design and field modifications.

Block B – Fabrication

4. Performs pattern development.

• 4.01 Develops patterns using triangulation method.
• 4.02 Develops patterns using radial line method.
• 4.03 Develops patterns using parallel line method.
• 4.04 Develops patterns using simple and straight line layout.
• 4.05 Uses computer technology for pattern development.

5. Fabricates sheet metal components for air and material handling systems.

• 5.01 Cuts ductwork, fittings and flexible connectors.
• 5.02 Forms ductwork, fittings and flexible connectors.
• 5.03 Insulates ductwork and fittings.
• 5.04 Assembles ductwork, fittings and flexible connectors.
• 5.05 Fabricates dampers.
• 5.06 Fabricates hanger systems, supports and bases.

6. Fabricates flashing, roofing, sheeting and cladding.

• 6.01 Cuts metal for flashing, roofing, sheeting and cladding.
• 6.02 Forms flashing, roofing, sheeting and cladding.

7. Fabricates specialty products.

• 7.01 Cuts material for specialty products.
• 7.02 Forms specialty products.
• 7.03 Assembles specialty products.
• 7.04 Finishes specialty products.

Block C – Air and Material Handling System Installation

8. Prepares installation site.

• 8.01 Performs onsite measurements.
• 8.02 Performs demolitions for renovations.
• 8.03 Cuts penetrations.
• 8.04 Installs supports and bases.
• 8.05 Installs hangers, cables, braces and brackets.

9. Installs and connects chimneys, breeching and venting to exhaust appliances and mechanical equipment.

• 9.01 Installs chimney.
• 9.02 Connects single appliance or mechanical equipment to chimney.
• 9.03 Installs breeching.
• 9.04 Connects appliances and mechanical equipment to breeching.
• 9.05 Installs high efficiency appliances and mechanical equipment.

10. Installs air handling system components.

• 10.01 Installs air handlers, heat recovery ventilators (HRVs) and energy recovery ventilators (ERVs)
• 10.02 Installs sheet metal ducts and fittings.
• 10.03 Installs dampers.
• 10.04 Installs fire dampers.
• 10.05 Installs registers, grilles, diffusers and louvers.
• 10.06 Installs terminal boxes.
• 10.07 Installs coils.
• 10.08 Installs system component accessories.

11. Installs material handling system components.

• 11.01 Installs pneumatic and gravity material handling system components.
• 11.02 Installs mechanical material handling system components.
• 11.03 Installs collection and separating devices.

12. Applies thermal insulation, lagging, cladding and flashing.

• 12.01 Applies thermal insulation to components.
• 12.02 Applies lagging and cladding to components.
• 12.03 Applies flashing to components.

13. Performs leak testing, air balancing and commissioning.

• 13.01 Performs leak tests.
• 13.02 Performs testing, adjusting and balancing (TAB).
• 13.03 Participates in the commissioning of building systems.

Block D – Roofing and Specialty Product Installation

14. Installs metal roofing and cladding systems.

• 14.01 Lays out roof and walls.
• 14.02 Installs insulation, isolation material and building envelope.
• 14.03 Installs roofing and cladding system components.
• 14.04 Seals exposed joints.
• 14.05 Installs decking.

15. Installs exterior components.

• 15.01 Prepares surface.
• 15.02 Fastens exterior components.

16. Installs specialty products.

• 16.01 Installs stainless steel specialty products.
• 16.02 Installs nonstainless steel products.

Block E – Maintenance and Repair

17. Performs scheduled maintenance.

• 17.01 Performs maintenance inspections.
• 17.02 Services components.

18. Repairs faulty systems and components.

• 18.01 Diagnoses system faults.
• 18.02 Repairs worn or faulty components.