Apprenticeship, Plumbing


Plumbers assemble, install and repair pipes, fittings and fixtures for heating, water and drainage systems according to specifications and plumbing codes in new and existing residential and commercial buildings.

  • Sewerage: sanitary and storm piping (750 hrs.)
  • Drainage, waste and venting piping (2,400 hrs.)
  • Soldering, brazing, welding (500 hrs.)
  • Water: supply, service, mains, appurtenances (2,200 hrs.)
  • Fixtures, appliances, trim and supports (1350 hrs.)
  • Gas piping, equipment, appliances (100 hrs.)
  • Miscellaneous plumbing and piping (400 hrs.)

A minimum 7,700 hours of on the job training is required to qualify for the license exam. Re-rated every 6 months or every 800 OJT hrs. occurred.

Contact Kathy Kemmerer, Program Administrator

  • 503-861-9487
  • 91664 Smith Lake Rd, Warrenton, OR 97146
  • Non-refundable application fee of $30 is required

  • Must be 18 years of age or older
  • Must be a high school graduate or equivalent.

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