Plumbing Apprenticeship Technical Training Level 3 covers the Level 3 Provincial Apprenticeship curriculum. Topics include sewage systems, radiant heating, boiler startup and servicing, and commercial and domestic gas systems. A tour of a construction site may be part of the course, depending on availability. Students successfully completing this term will progress to fourth year apprenticeship status within the industry.
Hours:180 (Lecture Hours: 21; Shop Teaching Kitchen: 9)
Total Weeks: 6
Prerequisites:
Students must be a registered Level 2 BC apprentice with the Industry Training Authority
or have received credit from the Industry Training Authority for Level 1 and 2 Technical Training
Non-Course Pre-Requisites:
None
Co-Requisites:
None
Course Content:
Private Sewage Disposal Systems
Definition, Permit, Planning
Septic Tank With Effluent Chamber
Definition, Materials, Code interpretation, Sizing, Operation
Installation of Septic Tank With Effluent Chamber
Location, Code interpretation, Elevation of Tank, Frost box
Cleaning of a Septic Tank
Cleaning, Dangerous gases, Safety, Disposal of sludge
Effluent Chamber
Definition, Function, Sizing, Discharge of effluent
Subsurface Disposal Fields with Weeping Laterals
Definition, Code interpretation, Percolation test, Subsurface effluent disposal fields
Other Approved Means of Effluent and Sewage Disposal
Other approved means, Code interpretation, Materials, Freezing, Safety practices
Plumbing - Residential plumbing discussed in the third period of technical training should be relevant to a 3 or 4 bedroom single family dwelling. The house will contain: main bathroom complete with bidet, ensuite bathroom complete with jet tub and shower stall, three piece basement bathroom, bar sink, main floor laundry, kitchen sink with garbage grinder and dishwasher, connection to icemaker, sump pump installation, weeping tile connection, drainage back flow protection. Commercial plumbing applications will also be presented.
DWV
Sump pump installation, sizing, service problems, code interpretation
Protection from backflow - definition, installation, sizing, code interpretation
Residential installation - design, installation, expansion, sizing, code interpretation, material list
Commercial Installation DWV to Low and High Rise Buildings
Floor drains - definition, installation, code interpretation
Island fixture vent - definition, installation, sizing, code interpretation
Gang showers - definition, installation, sizing, code interpretation
Washing machines - installation, code interpretation
Circular rainwater leaders and area storm drainage - definition, installation, sizing, code interpretation
Vent stacks - definition, installation, size, code interpretation, safety
Vent between (high rise) DWV stacks - definition, installation, size, code interpretation
DWV installation - Horizontal wet venting of more than eight fixtures in a building higher than four stories. DWV installation groups of more than eight fixtures with more than 6 fixture units passing the lowest point of connection. Definition, sketch and layout, installation, sizing, code interpretation, safety
Potable Water Distribution Systems and Fixtures
Types of water distribution systems - definition, water distribution systems (heating equipment below distribution system, heating equipment above distribution system), air vents, vacuum breakers, air chambers and shock absorbers, installation, code interpretation, testing and flushing
Water heating appliances - heating methods, sizing, water heaters, capacities, components, installation, code interpretation, safety
Hot water recirculation - definition, advantages and disadvantages, installation, code interpretation, troubleshooting
Pressure reducing valves - definition, types, operation, installation, code interpretation
Booster pumps - definition, application, capacities and sizes, installation, code interpretation, troubleshooting
Line sizing and installation of potable water distribution systems - introduction, fixture unit rating, sizing, pressures, water meter installation, materials, installation, code interpretation, testing and flushing, condensation, safety
Flush valves - definition, materials, function, application, operation, sizing, pressure, installation, troubleshooting
Faucets - identification, installation, troubleshooting, code interpretation, tools and materials required, safety
Plumbing fixtures - terminology, materials, fixture trim, fixture requirements, installation, code interpretation, tools and materials required, troubleshooting, safety
Hydronic Radiant Heating - the radiant heating project should be relevant to a three bedroom single family dwelling with areas that require baseboard back-up i.e. front and rear entrance and rear patio doors. A two car garage is attached to the house and requires radiant heating. Commercial applications are introduced.
Description, Applications, Other considerations
Introduction to Design Principles - design problems, heat loss calculation, circuits, additional heating units, pipe sizing, zoning, pump selection, boiler selection, diaphragm tank, air vents, sketch systems and explain installation techniques, air make-up devices, materials list, water requirements adding anti-freeze, cross-connection control, code interpretation
Boiler Start-up and Servicing
Boiler start-up, Servicing, Safety
Gasfitting Theory and Lab
Sizing Chimneys and Flues
Sizing natural draft vents - code interpretation, single appliance vent sizing in both SI and imperial units using (rule of thumb, tables), multiple appliance vent sizing in both SI and imperial units using (rule of thumb, tables), Sizing natural draft chimneys (code interpretation, single appliance chimney sizing in both SI and imperial units using (rule of thumb, tables), multiple appliance chimney sizing in both SI and imperial units using (tables only, round and rectangular chimneys)
Practical Applications
Residential rough-in
DWV installation
Commercial Rough-In of Wet Vented Fixtures With Continuous and Relief Vents
Plumbing rough-in
DWV installation
Builders Level
Introduction
Use of builders level
Faucet Service
Types of faucets
Troubleshooting and servicing
Hot Tapping
Perform hot tapping
Flush Valve Service Shop
Types of flush valves
Troubleshooting and servicing
Parallel Piping Offsets
Tools and materials
Project
Safety practices
Tour - tour of construction site, sites or facility that would be beneficial and informative to the third period apprentice.
Trade Mathematics and Science - Mathematics delivered throughout the course shall maintain a level applicable to the average apprentice and have a definite function in the plumbing trade.
Volumes, Capacities and Surface Areas
Volumes of tanks and cylinders
Capacities of tanks and cylinders
Surface areas of tanks and cylinders
Surface area calculation for storm drainage sizing
Surface area and total force
Trenching
Piping Offsets
Square Roots
Fitting Allowance
Fixture Spacing
Grades and Elevations
Blueprint Reading, Sketching and Drawing
Residential DWV Sketching
Basement DWV
DWV stacks
Commercial DWV Sketching and Drawing
Applied Blueprint Reading
Cross Connection Control Awareness
Introduction, Terminology, History, Liabilities, Case Histories, Hazards, Codes, Examples of preventing backflow, Cross connection control devices, Installation, Testing
Medical Gas Piping
Definition, Applications, Materials, Installation
Learning Outcomes:
Upon completion of this program, students will be able to work under supervision and demonstrate the skills for the level. Apprentices will be able to recognize tasks where they will require assistance and demonstrate work habits associated with good trade practices.
List and identify correct installation techniques for DWV system above and below ground
Identify and describe correct installation practices of various floor drain applications
Size an island fixture vent installation
Identify and describe correct installation practices to a group of washing machines
Explain and identify various methods of installing rainwater leaders and area storm drainage from paved surfaces and roofs
Correctly interpret plumbing code requirements
Define common terminology
State correct water meter installation requirements on services larger and smaller than 1 inch (25 mm), control valve or valves, by-pass, unions, provisions for drainage system
Locate and correctly install air vents and vacuum breakers
Rough-in DWV with regard to correct interpretation of codes and correct installation techniques
Rough-in ground work with regard to correct interpretation of codes and correct installation techniques
Grading System:
Percentage
Passing Grade:
70%
Text Books:
Textbooks are subject to change. Please contact the bookstore at your local campus for current book lists.