Smarter hip and knee repair. New artificial joints can last longerâbut are also oversold. Consumer Reports on Health: February 2009. Why good joints go bad | New parts for old bones | Minimally invasive surgey | Hip resurfacing | Partial knee replacement | Choosing a surgeon for a new hip or knee | Latest on glucosamine and chondroitin.
Master license: 1  One year of practical experience as a licensed Virginia journeyman; or. 2  Ten years of practical experience in the trade, verified by an affidavit from those who observed the candidateâs work in the trade.
Following this period, the apprentice must pass an exam to become a licensed journeyman plumber. This exam is regulated and administered by their state of prospective employment. Master Plumbers. To advance to master plumber status, licensed journeymen likely need to complete an additional 4-5 years of independent, hands-on work experience. They must also pass various federal, state and local plumbing exams.