PLUMBING AND PIPE FITTING
INTRDUCTION
The SSCE Plumbing and Pipe fitting syllabus is derived from the new national curriculum on the subject. It has, therefore, been carefully designed in content to cover the major themes of Preliminaries, Water supply, Sanitation and Drainage as well as entrepreneurial skills.
AIMS AND OBJECTIVES
1.ability to exhibit safe practices and observe safety precautions;
2.knowledge of the processes, materials, tools and equipment used in plumbing and pipe fitting trades;
3.ability on the basic practical skill acquired in plumbing and pipe fitting trades;
4.ability to cope with further studies in plumbing and pipe fitting as well as allied professions.
STRUCTURE OF THE EXAMINATION
The examination shall consist of two (2) papers viz:
(i)Paper I (Practical): This consist of one (1) Practical question to be carried out in 5 hours for a total f100 marks.
(ii)Paper 2: This will be composed of 2 sections. Section A shall consist of 60 multiple-choice questions all of which should be answered in 1 hour for 60 marks.
Section B shall consist of 6 essay questions out of which candidates shall be expected to answer 4 in 1 ½ hours for 60 marks.
DETAILED SYLLABUS
| CONTENT | NOTE | PRACTICAL |
|---|---|---|
(i)Introduction to plumbing and pipe fittings | Origin, Definition, functions and scope | |
(ii)Workshop and work site safety | Workshop safety rules and regulations. Site safety rules and regulations. Site signals and symbols. | Demonstrate/identify safety precautions, signals and Symbols. |
| (iii) Tools and equipment | Hand tools: types, sketches, and uses e.g marking and measuring, cutting and boring, bench and holding tools. Etc Method of maintenance. Equipment; types, sketches and uses c.g bending, threading, cutting and joining Method of maintenance. |
|---|---|
-Identify, sketch and demonstrate the use of tools and equipment. Demonstrate the maintenance procedure or method of tools and equipment. |
| (iv) Pipes, Pipe fittings and pipe jointing materials | Types, Groups and uses of plumbing pipes (asbestos, PVC, steel galvanized pipes) Properties of plumbing pipes (durability, corrosion resistance, easy handling etc). Types of dicing machines e.g drop hand dic. Pipe threading machine. Types of pipe fitting: (connectors e.g sockets etc, Reducers, Bends, (elbow or various sizes: interceptors) (traps: T traps straps, Q traps etc): Junctions. (T junctions, Y junctions, cross junctions etc). | |
|---|---|---|
-Show the various types of pipes to students, show some of the types of fitting and fix some fittings to pipe. | ||
-Fix some jointing to a pipe. Demonstrate the dicing process. |
| (v) WATER SUPPLY Sources of water | Types and sources of surface water, (Rain, stream, River, sea, lake etc) Surface water characteristics (odor, taste etc.) Types and sources of underground water, Well: Types (pen and pumping) Borehole: Types (Manual and electrical) sinking a borehole. | |
|---|---|---|
| (vi) Water treatment | Method of treating water; sedimentation, filtration, sterilization, chlorination etc. | Visit to a water work, carry out water treatment in the class by filtration. |
|---|---|---|
| (vii) Water supply and water distribution | Types of reservoir. (surface, underground and elevated). Types of Piping system: Grid (looping) and branching pattern. Advantages of each type; cold water supply: Types (direct and indirect, component, fixing of cold water supply system. Hot water supply; types (centralized and localized) component and fixing of hot water supply system. | Take students on excursion to some reservoir locations, practice pipe laying method carry out practical on how to fix cold water and hot water supply in a building. |
|---|---|---|
| (viii) Sanitation and Drainage. Sewage System | Definition, types (storm, domestic, industrial etc). Factors for choice of pipe. Types of sewage collection, construction of sewage collection point. Manhole and inspection chamber Construction of manhole and inspection chamber, Central sewage system, construction of central sewage system. | Explain and lead students to the types of sewage collection (disposal) Describe and construct manhole and inspection chamber. |
|---|---|---|
| (ix) Pipe laying and Drainage system. | Basic principle, typos layout, material and size of drainage pipe. Septic tank and soakaway: purpose, principle of construction, ventilation connection, recommended sizes. Less pool drainage system: purpose principle of construction, requirement for location of less pool pipe laying and process of laying pipe (trenching gradient laying and jointing) laying tools and equipment e.g pipe wrench digger, shovel etc. Method and procedure for laying pipe typos; Setting out trench for pipe laying Method of laying pipe (pocket, spigot, support piers support etc.) | Carry out laying of PVC, pipe spigot and asbestos pipe etc. |
|---|---|---|
(ix) Pipe laying and Drainage system. | Basic principle, typos layout, material and size of drainage pipe. Septic tank and soakaway: purpose, principle of construction, ventilation connection, recommended sizes. Less pool drainage system: purpose principle of construction, requirement for location of less pool pipe laying and process of laying pipe (trenching gradient laying and jointing) laying tools and equipment e.g pipe wrench digger, shovel etc. Method and procedure for laying pipe typos; Setting out trench for pipe laying Method of laying pipe (pocket, spigot, support piers support etc.) | Carry out laying of PVC, pipe spigot and asbestos pipe etc. |
(x)Sanitary appliances And fittings | Principle of sanitation, types of sanitary appliances w.c, Bidet slop sink, wash hand basin etc.) Properties and material assembling tool of sanitary appliances (pipe wrench, spanner etc). | Installation of sanitary appliances |
(xi)Tap valve and cock | Principle of operation; (bib tap, Globe taps, stop valve etc) Sketching and labeling; installation of valves and taps in water supply system. Fault and defect: (causes of noise in cold water supply and remedy) Leakage, air lock, worn out valve, water hammer, remedy of fault. | Installation of valves and taps in water supply system. Fault and remedy. |
(xii)Welding | Types of welding (arc, gas and bronze welding). Tools and equipment used. Materials and welding processes, welding defects. Safety precaution in welding (movement and storage of cylinder, safety devices and operation. | Demonstrate practically the Welding process (join metal by various welding process cut a metal to specified dimension and weld with or without filler rod. |
(xiii)Symbols and convention signs | Plumbing and conventions Plumbing drawing and interpretation. | |
(xiv)ENTREPRENUERALSHIP Entrepreneurial skill in plumbing and pipe fitting | Source of funds and fund management setting up and operating plumbing shop, Managing of plumbing business purchase and supply of materials (building/plumbing materials etc.) Selling bargaining and negotiating skills and Scouting for contracts and customer satisfaction. |
LIST OF TOOLS, EQUIPMENT AND MATERIAL
A.TOOLS
1.Hand die stock
2.Wheel cutter
3.Reamers
4.Hack saw (complete)
5.Pipe wrenches of various sizes
6.Pipe
7.Rasp file
8.Hammer
9.Knife
10.Rule
11.Spirit Level
12.Adjustment spanner
13.Screw driver (All sizes)
14.Valve Keys
15.Pinches
16.Winches and Double thongs
17.Adjustable wrenches
18.Set of Deep sockets diesel (Different types).
B.EQUIPMENT
1.Suitable vehicle
2.Pressure Guage
3.Welding machine
4.Tapping machine
5.Stock and Dies
6.Ripe cuters
7.Bending machine
8.Acetylene Cylinder (Maroon)
9.Oxygen Cylinder (Black)
10.Pressure meter
11.Water meter
12.Pumping machine
13.Video set
14.TV set
15.Computer CPU, UPS, Monitor and Printer.
C. MATERIALS
1.Distribution system grids maps
2.Portable signs
3.Traffic warning flags
4.Vests, signs,
5.Shovel digger
6.Saddles plugs, ferrules
7.Pipe fitting
8.Valves
9.Street Bronces
10.Head pans
11.Trowel
12.Wheel Barrow
13.Boots (Safety)
14.Hand Gloves
15.Helmets
16.Overall uniform
17.Pipes various materials and sizes
18.Fire extinguishers
19.First Aid boxes
20.Bucket f sand
21.Charts
22.Pictures
23.Alum
24.Video clips
25.Water heater
26.Traps
27.Taps
28.w.cs
29.Urinals (Different types)
REFERENCES
Barry R - The construction of building Vol. 5 3rd Edition. Blackwell publishing.
Barry's - Introduction to Construction of Buildings, Emmih & Christopher Gorse Blackwell Publishing
F. Hall - Plumbing technology 2nd Ed. Macmillan Press Ltd.
F. Hall - Heating Technology, Hostrand Reinhold company Ltd.
Townsend A.L. - Plumbing 1 & 2
R. D. Trecoar - Plumbing (Heating & gas installation) 2nd Ed. Blackwell pub.
Meredith Book - Basic Plumbing, Des moines, Iowa, Starley publisher
Kenyon - Metal fabrication.
T. S. Ojambati, - Essential Building service,. E. K. Oluwadele.