Water Supply System II

Plumbing · Level 4  ·  3 Chapters

Compiled by: Mary Maina

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What Water Supply System II covers

Water Supply System II moves Plumbing Level 4 trainees from installing pipes to planning, costing and tank work. The first outcome is a water supply schematic drawing, built from working drawings, measurements, symbols and isometric pipework drawings, with protective equipment in use. Costing is the second outcome: a materials schedule, quantities and a cost estimate for the supplies. The last outcome installs a water storage tank, from the choice of tank location and connection positions to fitting pipes, control valves and fittings, with housekeeping at the end.

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Careers after Water Supply System II

In the water-supply world, the abilities you master in this unit open doors to many hands-on roles across Kenya. Whether you join a growing construction crew, support a hospital’s critical water system, or run your own plumbing service, the skills you’re learning are the backbone of safe, reliable water delivery for homes, businesses, and communities.

  • Residential construction firms in Nairobi’s fast-growing suburbs - you apply safety protocols on site, select the right pipe materials, prepare and cut pipes to the manufacturer’s specs, and accurately calculate quantities so the project stays on budget and on schedule.
  • Hotel and resort maintenance teams along the coast - you read and interpret pipework drawings, set out the pipe layout, and mount supply and drainage lines that keep guest rooms, kitchens, and pools running smoothly, earning a steady salary plus overtime for urgent fixes.
  • County water-distribution departments in Kisumu and Eldoret - you conduct functionality tests on new mains, perform housekeeping to keep work zones safe, and issue maintenance operation notices that help keep municipal water flowing without interruption.
  • Industrial processing plants in Kiambu (dairy, beverage, food-processing) - you install and mount auxiliary fittings such as pressure-reducing valves and storage tanks, following manufacturer instructions, and you troubleshoot pipe faults to avoid costly production downtime, earning higher wages for specialised expertise.
  • Rural community water schemes in Turkana and Kitui - you identify the exact repair materials needed for borehole and stand-pipe systems, assemble the required tools, and carry out repairs that restore clean water to villages, often paid per project or through community contracts.
  • Hospital engineering departments in major referral hospitals - you interpret detailed pipework symbols, set out and install critical medical-grade water lines, and perform rigorous functionality testing to meet health-care standards, receiving premium pay for the responsibility involved.
  • Commercial office complexes in the Central Business District - you mount storage and auxiliary fittings for fire-suppression and cooling systems, keep the work area tidy and safe, and document maintenance actions, earning a reliable monthly wage with opportunities for advancement to senior technician roles.
  • Self-employed plumbing entrepreneurs serving informal settlements in Mombasa and Nakuru - you quote material quantities accurately, assemble tools on the go, and perform quick domestic pipe repairs, building a reputation that brings repeat customers and the freedom to set your own rates.
  • School and university facilities management teams in Nakuru County - you follow safety measures while installing new laboratory water supplies, interpret drawings for laboratory fume-hood drainage, and conduct post-installation testing, earning a stable salary and professional development credits.
  • Government-led irrigation projects in western Kenya - you read schematics for large-scale pipe networks, set out layouts across farmlands, and ensure proper housekeeping to protect workers and crops, receiving project-based payments that can be substantial for successful completions.

Your growing expertise will let you keep Kenya’s water flowing safely and efficiently - every pipe you fit, every test you run, and every repair you make makes a real difference in people’s lives. Keep building these skills, and the opportunities will follow.

Chapters

What Water Supply System II covers: 15 main topics in 3 chapters

1. Prepare water supply system schematic drawing

  1. 1.1 Personal Protective Equipment
  2. 1.2 Working drawings
  3. 1.3 Measurements and symbols
  4. 1.4 Isometric pipework drawings

2. Cost water supply materials

  1. 2.1 Materials and supplies
  2. 2.2 Materials schedule
  3. 2.3 Materials quantification
  4. 2.4 Materials and supplies cost estimation

3. Install water storage tank

  1. 3.1 Personal Protective Equipment
  2. 3.2 Storage tank location
  3. 3.3 Tank connection positions
  4. 3.4 Pipes
  5. 3.5 Control valves and pipe fitting installations
  6. 3.6 Water storage tanks
  7. 3.7 Housekeeping

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Beyond the syllabus

Other units in Module II