Concrete Finisher Task Matrix and Weightings

MWA A – Performs common occupational skills 14%

1. Task A-1 Performs safety-related functions 24%

• A-1.01 Uses personal protective equipment (PPE) and safety equipment
• A-1.02 Maintains safe work environment

2. Task A-2 Uses tools and equipment 32%

• A-2.01 Uses hand tools
• A-2.02 Uses power tools
• A-2.03 Uses measuring equipment

3. Task A-3 Organizes work 30%

• A-3.01 Uses documentation
• A-3.02 Determines material requirements and quantities
• A-3.03 Sequences work procedures

4. Task A-4 Uses communication and mentoring techniques 14%

• A-4.01 Uses communication techniques
• A-4.02 Uses mentoring techniques

MWA B – Prepares site 9%

5. Task B-5 Prepares site 52%

• B-5.01 Inspects site
• B-5.02 Prepares sub-grade and elevations

6. Task B-6 Uses formwork 48%

• B-6.01 Constructs concrete formwork
• B-6.02 Installs reinforcements
• B-6.03 Inspects formwork and reinforcement
• B-6.04 Installs construction, isolation and expansion joints
• B-6.05 Removes forms

MWA C – Places and levels concrete 18%

7. Task C-7 Places concrete 45%

• C-7.01 Transports concrete on site
• C-7.02 Spreads concrete
• C-7.03 Consolidates concrete

8. Task C-8 Levels concrete 55%

• C-8.01 Establishes elevation
• C-8.02 Screeds concrete
• C-8.03 Bull floats concrete

MWA D – Finishes plastic concrete 25%

9. Task D-9 Floats concrete 22%

• D-9.01 Floats concrete by hand
• D-9.02 Floats concrete by machine

10. Task D-10 Hand-tools concrete 24%

• D-10.01 Edges perimeter of slab
• D-10.02 Finishes extruded concrete surfaces
• D-10.03 Tools contraction joints

11. Task D-11 Trowels concrete 30%

• D-11.01 Trowels concrete by hand
• D-11.02 Trowels concrete by machine

12. Task D-12 Applies surface treatments to concrete 24%

• D-12.01 Applies dry-shake aggregate surface hardeners
• D-12.02 Applies exposed aggregate finish
• D-12.03 Textures concrete surface
• D-12.04 Applies stamped concrete surface finish
• D-12.05 Applies evaporation reducers

MWA E – Cures and protects concrete 15%

13. Task E-13 Cures concrete 32%

• E-13.01 Wet-cures concrete
• E-13.02 Chemical cures concrete

14. Task E-14 Creates contraction joints 41%

• E-14.01 Saw cuts contraction joints
• E-14.02 Fills joints

15. Task E-15 Protects concrete 27%

• E-15.01 Protects plastic concrete
• E-15.02 Protects hardened concrete

MWA F – Modifies and repairs concrete and performs grouting 19%

16. Task F-16 Repairs and restores concrete 37%

• F-16.01 Inspects concrete
• F-16.02 Removes materials
• F-16.03 Prepares surface for repair or restoration
• F-16.04 Installs repair materials

17. Task F-17 Applies surface treatments to hardened concrete 23%

• F-17.01 Prepares surface for surface treatments
• F-17.02 Abrades surface to achieve architectural finish
• F-17.03 Applies seamless systems
• F-17.04 Applies bonded and non-bonded toppings to concrete
• F-17.05 Parges vertical surfaces
• F-17.06 Applies chemical surface treatment

18. Task F-18 Grouts 27%

• F-18.01 Prepares surface for grouting
• F-18.02 Mixes grout
• F-18.03 Installs grout
• F-18.04 Finishes exposed grout surfaces

19. Task F -19 Performs cutting and coring 13%

• F-19.01 Performs cutting
• F-19.02 Performs coring