Table of Contents
Task B-5 Prepares for taping
Task Descriptor
Drywall preparation involves correcting deficiencies in the drywall prior to taping and finishing.
B-5.01 - Prepares drywall surface
B-5.01 - Prepares drywall surface
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-5.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to job task |
| B-5.01.02P |
replace and tighten missing or loose fasteners |
missing or loose fasteners are replaced and tightened |
| B-5.01.03P |
remove drywall blisters and loose paper |
drywall blisters and loose paper are removed |
| B-5.01.04P |
trim and cut back outside corners and off-set angles |
outside corners and off-set angles are trimmed and cut back level and plumb to accommodate beads and trim |
| B-5.01.05P |
score frayed face paper at butt joints |
frayed face paper is scored at butt joints to remove frays |
| B-5.01.06P |
correct moisture and humidity issues |
moisture and humidity issues are corrected using ventilation and heating equipment |
Range of Variables
- tools and equipment include: screwdrivers, utility knives, hammers, scrapers, putty knives
- fasteners include: screws, nails, staples, adhesive
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-5.01.01L |
demonstrate knowledge of drywall, its characteristics and applications |
identify types of drywall, and describe their characteristics and applications |
| interpret information pertaining to drywall found in manufacturers’ and job specifications |
| B-5.01.02L |
demonstrate knowledge of procedures to prepare drywall surfaces |
identify tools and equipment used to prepare drywall surfaces, and describe their procedures for use |
| identify hazards and describe safe work practices to prepare drywall surfaces |
| describe procedures to prepare drywall surfaces |
| identify types of drywall defects |
Range of Variables
- types of drywall include: regular, mould-resistant (green board), fire-rated, acoustical (soundproof), waterproof, VOC-absorbing, impact-resistant, fibre mat
- tools and equipment include: screwdrivers, utility knives, hammers, scrapers, putty knives
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- types of drywall defects include: loose or missing fasteners, frayed face paper, unevenness, gaps in corners and joints, overspray, blisters, cracks, manufacturers’ defects
B-5.02 - Pre-fills drywall
B-5.02 - Pre-fills drywall
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-5.02.01P |
select and use tools and equipment |
tools and equipment are selected and used according to job task |
| B-5.02.02P |
select filler for pre-fill applications |
filler for pre-fill applications is selected according to industry standards, job specifications and manufacturers’ specifications |
| B-5.02.03P |
apply filler for pre-fill applications to pre-fill areas |
filler for pre-fill applications is applied to pre-fill areas to provide a level base for subsequent layers of compound |
Range of Variables
- tools and equipment include: taping knives, hawks, pans
- fillers for pre-fill applications include: multiple setting-type compounds, gauging plaster, Plaster of Paris
- areas include: damaged board, imperfections, gaps in butt joints, between factory edges, inside angles
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-5.02.01L |
demonstrate knowledge of fillers for pre-fill applications, their characteristics and applications |
identify types of fillers for pre-fill applications, and describe their characteristics and applications |
| interpret information pertaining to fillers for pre-fill applications found in manufacturers’ and job specifications |
| B-5.02.02L |
demonstrate knowledge of procedures to pre-fill drywall |
identify tools and equipment used to pre-fill drywall, and describe their procedures for use |
| identify hazards and describe safe work practices to pre-fill drywall |
| identify requirements for pre-filling |
| identify mixing ratio requirements for fillers for pre-fill applications |
| describe procedures to apply fillers for pre-fill applications to drywall |
Range of Variables
- fillers for pre-fill applications include: multiple setting-type compounds, gauging plaster, Plaster of Paris
- tools and equipment include: taping knives, hawks, pans
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- requirements include: gaps between sheets, job-specific requirements
Task B-6 Tapes drywall
Task Descriptor
Taping drywall involves embedding tape, applying multiple coats of compound, installing beads/trims and spotting/coating fasteners.
B-6.01 - Tapes to fire-rate (fire-proof) and gas-proof (smoke-seal) surfaces
B-6.01 - Tapes to fire-rate (fire-proof) and gas-proof (smoke-seal) surfaces
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-6.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-6.01.02P |
apply compound and tape to seal openings and prevent drafts |
compound and tape are applied to seal openings and prevent drafts according to job specifications and building codes |
Range of Variables
- tools and equipment include: taping knives, hawks, pans, caulking guns, pneumatic spraying equipment for fire-stop systems, tape puller, hopper
- compounds include: pre-mix, all-purpose
- tapes include: paper, fire-rated
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-6.01.01L |
demonstrate knowledge of tapes and compounds, their characteristics and applications |
identify types of tapes and compounds, and describe their characteristics and applications |
| interpret information pertaining to tapes and compounds found in manufacturers’ and job specifications |
| B-6.01.02L |
demonstrate knowledge of procedures to apply compound and tape to fire-rate (fire-proof) and gas-proof (smoke-seal) surfaces |
identify tools and equipment used to apply compound and tape to surfaces, and describe their procedures for use |
| identify hazards, and describe safe work practices to apply tape compound, and tape surfaces |
| describe hand taping methods |
| describe machine taping methods |
| B-6.01.03L |
demonstrate knowledge of training and certification requirements for fire-rating (fire-proofing) and gas-proofing (smoke-sealing) surfaces |
identify training and certification requirements for fire-rating (fire-proofing) and gas-proofing (smoke-sealing) surfaces |
| B-6.01.04L |
demonstrate knowledge of regulatory requirements pertaining to fire-rating (fire-proofing) and gas-proofing (smoke-sealing) surfaces |
identify codes, standards and regulations pertaining to fire-rating (fire-proofing) and gas-proofing (smoke-sealing) surfaces |
Range of Variables
- tapes include: paper, fire-rated
- compounds include: pre-mix, all-purpose
- tools and equipment include: taping knives, hawks, pans, caulking guns, pneumatic spraying equipment for fire-stop systems, tape puller, hopper
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- hand taping methods include: wet taping, dry taping
B-6.02 - Embeds tape
B-6.02 - Embeds tape
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-6.02.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-6.02.02P |
perform wet taping procedures |
wet taping procedures are performed according to job specifications |
| B-6.02.03P |
perform dry taping procedures |
dry taping procedures are performed according to job specifications |
Range of Variables
- tools and equipment include: taping knives, trowels, corner flushers, mud pan, hawks, automatic drywall taper (bazooka), banjos
- wet taping procedures include: pulling wet tape, overlapping tape, placing tape on joints and corners by hand, running fingers down tape to position, using flusher for angles, wiping edges and joints with taping knife
- dry taping procedures include: applying compound to both sides of angles, applying six-inch spread to flat joints, applying paper tape, overlapping tape, wiping off compound with taping knife
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-6.02.01L |
demonstrate knowledge of tapes and compounds, their characteristics and applications |
identify types of tapes and compounds, and describe their characteristics and applications |
| interpret information pertaining to tapes and compounds found in manufacturers’ and job specifications |
| B-6.02.02L |
demonstrate knowledge of procedures to embed tape |
identify tools and equipment used to embed tape, and describe their procedures for use |
| identify hazards and describe safe work practices to embed tape |
| describe wet taping procedures |
| describe dry taping procedures |
Range of Variables
- compounds include: pre-mix, all-purpose, quick-set
- tapes include: paper, mesh, fibre
- tools and equipment include: taping knives, trowels, corner flushers, mud pan, hawks, automatic drywall taper (bazooka), banjos
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- wet taping procedures include: pulling wet tape, overlapping tape, placing tape on joints and corners by hand, running fingers down tape to position, using flusher for angles, wiping edges and joints with taping knife
- dry taping procedures include: applying compound to both sides of angles, applying six-inch spread to flat joints, applying paper tape, overlapping tape, wiping off compound with taping knife
B-6.03 - Installs beads and trim
B-6.03 - Installs beads and trim
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-6.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-6.03.02P |
select beads and trim |
beads and trim are selected according to application |
| B-6.03.03P |
measure and cut beads and trim to length required for application |
beads and trim are measured and cut to length required for application |
| B-6.03.04P |
install beads and trim |
beads and trim are installed with fasteners and adhesives |
| B-6.03.05P |
perform inspection |
inspection is performed to achieve the fill according to industry standards |
Range of Variables
- tools and equipment include: measuring tapes, snips, laser levels, chalk lines, staple guns
- beads include: metal, plastic, paper-faced metal trims (tape-on)
- trim includes: L trim, J trim, control joints
- applications include: arches, windows, corners, irregular angles
- fasteners include: nails, screws, staples
- adhesives include: joint fillers, all-purpose fillers, compounds, spray glues
- inspections include: verifying installation is straight, flush, tight, level and plumb, with adequate fasteners
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-6.03.01L |
demonstrate knowledge of beads and trim, their characteristics and applications |
identify types of beads, and describe their characteristics and applications |
| identify types of trim, and describe their characteristics and applications |
| identify types of fasteners, and describe their characteristics and applications |
| identify types of adhesives, and describe their characteristics and applications |
| B-6.03.02L |
demonstrate knowledge of procedures to install beads and trim |
identify tools and equipment used to install beads and trim, and describe their procedures for use |
| identify hazards, and describe safe work practices to install beads and trim |
| describe procedures to install beads and trim using fasteners and adhesives |
| describe procedures to perform inspection of beads and trim |
Range of Variables
- beads include: metal, plastic, paper-faced metal trims (tape-on)
- trim includes: L trim, J trim, control joints
- applications include: arches, windows, corners, irregular angles
- fasteners include: nails, screws, staples
- adhesives include: joint fillers, all-purpose fillers, compounds, spray glues
- tools and equipment include: measuring tapes, snips, laser levels, chalk lines, staple guns
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- inspections include: verifying installation is straight, flush, tight, level and plumb, with adequate fasteners
B-6.04 - Applies multiple coats of compound manually
B-6.04 - Applies multiple coats of compound manually
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-6.04.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-6.04.02P |
apply progressive coats of compound over joints, angles, corner beads and fasteners |
progressive coats of compound are applied with adequate consistency and width to cover tape and achieve a smooth and blemish-free surface |
| B-6.04.03P |
perform sensory inspection |
sensory inspection is performed to ensure previous coat has dried before applying next coat |
| B-6.04.04P |
identify and correct deficiencies in drywall finish |
deficiencies in drywall finish are identified and corrected |
Range of Variables
- tools and equipment include: trowels, taping knives, hawk, mud pan
- sensory inspection includes: visual, touch
- deficiencies include: nicks, bubbles, cracks, shrinking
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-6.04.01L |
demonstrate knowledge of compounds, their characteristics and applications |
identify types of compounds, and describe their characteristics and applications |
| interpret information pertaining to compounds found in manufacturers’ and job specifications |
| B-6.04.02L |
demonstrate knowledge of procedures to apply multiple coats of compound manually |
identify tools and equipment used to apply compound, and describe their procedures for use |
| identify hazards and describe safe work practices to apply compound manually |
| describe procedures to perform sensory inspections to determine dryness of compounds |
| describe procedures to apply multiple coats of compound |
| identify different coats of compound and their properties |
| identify additives in compounds and their properties |
| identify wiping techniques |
| identify causes and solutions for deficiencies |
Range of Variables
- compounds include: all-purpose, topping, light, dust control, taping (heavy), quick-set, Plaster of Paris
- tools and equipment include: trowels, taping knives, hawk, mud pan
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- sensory inspection includes: visual, touch
- coats of compound include: first coat, second coat, third coat
- wiping techniques include: three-way corner, feathering
- deficiencies include: nicks, bubbles, cracks, shrinking
B-6.05 - Applies coats of compound using automatic taping tools
B-6.05 - Applies coats of compound using automatic taping tools
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-6.05.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-6.05.02P |
apply progressive coats of compound over joints, angles, corner beads and fasteners |
progressive coats of compound are applied with adequate consistency and width to cover tape until a smooth and blemish-free surface is achieved |
| B-6.05.03P |
complete feathering applications manually |
feathering applications are completed manually in situations where automatic taping tools cannot reach, such as three-way corners |
| B-6.05.04P |
perform sensory inspection |
sensory inspection is performed to ensure previous coat has dried before applying next coat |
| B-6.05.05P |
identify and correct deficiencies in drywall finish |
deficiencies in drywall finish are identified and corrected |
Range of Variables
- tools and equipment include: finishing boxes, corner box, taping pump, nail spotter, continuous flow sprayer, syringe, taping knives
- coats of compound include: first coat, second coat, third coat
- sensory inspection includes: visual, touch
- deficiencies include: nicks, bubbles, cracks, shrinking
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-6.05.01L |
demonstrate knowledge of compounds, their characteristics and applications |
identify types of compounds, and describe their characteristics and applications |
| interpret information pertaining to compounds found in manufacturers’ and job specifications |
| B-6.05.02L |
demonstrate knowledge of procedures to apply multiple coats of compound using automatic taping tools |
identify tools and equipment used to apply compounds, and describe their procedures for use |
| identify hazards and describe safe work practices to apply compound using automatic taping tools |
| describe procedures to perform sensory inspections to determine dryness of compounds |
| describe procedures to apply multiple coats of compound |
| identify different coats of compound and their properties |
| identify additives in compounds and their properties |
| identify wiping techniques |
| identify causes and solutions for deficiencies |
Range of Variables
- compounds include: all-purpose, machine
- coats of compound include: first coat, second coat, third coat
- tools and equipment include: finishing boxes, corner box, taping pump, nail spotter, continuous flow sprayer, syringe, taping knives
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- sensory inspection includes: visual, touch
- wiping techniques include: three-way corner, feathering
- deficiencies include: nicks, bubbles, cracks, shrinking
B-6.06 - Scuff-sands between coats
B-6.06 - Scuff-sands between coats
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-6.06.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-6.06.02P |
perform sensory inspection of surface |
sensory inspection of surface is performed to ensure it is dry before commencing |
| B-6.06.03P |
remove working lines (ridges and ripples) |
working lines (ridges and ripples) are removed while avoiding damage to face paper of drywall |
Range of Variables
- tools and equipment include: pole sanders, work lights, sanding sponges, sandpaper of a coarser grit, sponge-back sandpaper, electric sander, mask
- sensory inspection includes: visual, touch
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-6.06.01L |
demonstrate knowledge of procedures to scuff-sand between coats |
identify tools and equipment used to scuff-sand between coats, and describe their procedures for use |
| identify hazards and describe safe work practices to scuff-sand between coats |
| describe procedures and techniques to scuff-sand between coats |
| describe procedures to perform sensory inspection of surfaces |
Range of Variables
- tools and equipment include: pole sanders, work lights, sanding sponges, sandpaper of a coarser grit, sponge-back sandpaper, electric sander, mask
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- techniques include: rough sanding, scraping with knife or trowel, using sanding sponge
- sensory inspection includes: visual, touch
Task B-7 Finishes drywall
Task Descriptor
Finishing drywall may involve applying a level 5 finish with skimming compound. The final step for finishing drywall is performing touch-ups and sanding.
B-7.01 - Applies level 5 finish
B-7.01 - Applies level 5 finish
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.01.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-7.01.02P |
apply skimming compound mix to surface |
skimming compound mix is applied to entire surface in a thin coat using methods according to job specifications to achieve a smooth and even surface |
| B-7.01.03P |
perform visual inspection |
visual inspection using light is performed to identify rough or uneven surfaces according to industry standards |
Range of Variables
- tools and equipment include: airless sprayers, hawks, trowels, knives, paint rollers, work lights
- methods include: spraying, rolling, trowelling
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.01.01L |
demonstrate knowledge of skimming compounds, their characteristics and applications |
identify types of skimming compounds, and describe their characteristics and applications |
| interpret information pertaining to skimming compounds found in manufacturers’ and job specifications |
| B-7.01.02L |
demonstrate knowledge of procedures to apply level 5 finish |
identify tools and equipment used to apply level 5 finish, and describe their procedures for use |
| identify hazards and describe safe work practices to apply level 5 finish |
| describe methods to apply level 5 finish |
| B-7.01.03L |
demonstrate knowledge of training requirements to apply level 5 finishes |
identify training requirements to apply level 5 finishes |
Range of Variables
- tools and equipment include: airless sprayers, hawks, trowels, knives, paint rollers, work lights
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- methods include: spraying, rolling, trowelling
B-7.02 - Performs touch-ups
B-7.02 - Performs touch-ups
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.02.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-7.02.02P |
perform sensory inspection and correct taping, sanding and compound problems |
taping, sanding and compound problems are identified and corrected |
Range of Variables
- tools and equipment include: work lights, taping knives, hawks, trowels, joint compound tint
- sensory inspection includes: visual, touch
- taping, sanding and compound problems include: fisheyes, loose or bubbled tape, screw pops, loose screws, tears in tape, damage from sanding
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.02.01L |
demonstrate knowledge of procedures to perform touch-ups |
identify tools and equipment used to perform touch-ups, and describe their procedures for use |
| identify hazards and describe safe work practices to perform touch-ups |
| identify taping, sanding and compound problems found on surfaces |
| describe procedures to perform touch-ups |
Range of Variables
- tools and equipment include: work lights, taping knives, hawks, trowels, joint compound tint
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
- taping, sanding and compound problems include: fisheyes, loose or bubbled tape, screw pops, loose screws, tears in tape, damage from sanding
B-7.03 - Performs final sanding
B-7.03 - Performs final sanding
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.03.01P |
select and use tools and equipment |
tools and equipment are selected and used according to task |
| B-7.03.02P |
perform sensory inspection of surface |
sensory inspection of surface is performed to ensure it is dry before commencing |
| B-7.03.03P |
remove working lines |
working lines are removed while avoiding damage to face paper to achieve a smooth surface ready for primer or sealer |
| B-7.03.04P |
check for irregularities in surface |
irregularities in surface are identified using a work light |
Range of Variables
- tools and equipment include: pole sanders, sanding sponges, work lights, sandpaper of a finer grit, electric sander, masks, respirators
- sensory inspection includes: visual, touch
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.03.01L |
demonstrate knowledge of procedures to perform final sanding |
identify tools and equipment used to perform final sanding, and describe their procedures for use |
| identify hazards and describe safe work practices to perform final sanding |
| describe procedures to perform final sanding |
| describe procedures to inspect surfaces for dryness and irregularities |
Range of Variables
- tools and equipment include: pole sanders, sanding sponges, work lights, sandpaper of a finer grit, electric sander, masks, respirators
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards
B-7.04 - Performs wet sanding
B-7.04 - Performs wet sanding
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yes |
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Skills
| Reference Code |
Performance Criteria |
Evidence of Attainment |
| B-7.04.01P |
select and use tools, equipment and materials |
tools, equipment and materials are selected and used according to task |
| B-7.04.02P |
perform sensory inspection of surface |
sensory inspection of surface is performed to ensure compound is set before commencing |
| B-7.04.03P |
wipe drywall compound with damp sponge to achieve a smooth and blended surface |
drywall compound is wiped with a damp sponge to achieve a smooth and blended surface while maintaining a dust-free environment and avoiding water damage to face paper |
| B-7.04.04P |
check for irregularities in surface |
irregularities in surface are identified using a work light |
Range of Variables
- tools, equipment and materials include: work lights, sponges, bucket, water
- sensory inspection includes: visual, touch
Knowledge
| Reference Code |
Learning Outcomes |
Learning Objectives |
| B-7.04.01L |
demonstrate knowledge of procedures to wet sand surfaces |
identify tools, equipment and materials used to wet sand surfaces, and describe their procedures for use |
| identify hazards and describe safe work practices to wet sand surfaces |
| describe procedures to wet sand surfaces |
| describe procedures to inspect compound setting and surface irregularities |
Range of Variables
- tools, equipment and materials include: work lights, sponges, bucket, water
- hazards include: sharp objects, electrical hazards, repetitive motion, heavy lifting, poor ergonomics, uneven surfaces, slippery surfaces, working at heights, hazardous materials, pinch points, poor housekeeping, overhead hazards