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Very often help electrician is needed to properly design the electrical network in the proposed facility.Also during the construction electrician with his team in control of the electrical installation of the network, because only authorized persons may perform such work.
It is very important to install the appropriate wiring to the building during the operation met its functions.
Electrical contractors employ workers in many capacities, determined by their level of training and experience.
Reads blueprints, terminates cable, and installs and troubleshoots control wiring from drawings.Has completed the apprentice program and holds a journeyman's license (according to state requirements) and supervises apprentices. Estimator ? Calculates a project's duration and cost, including materials, overhead, and labor. This estimate is often submitted as a bid on a project and serves as a scheduling and budget guideline as the project proceeds. Project Supervisor ? Oversees workforce to encourage safe and high-quality installations.
Monitors progress to meet project deadlines.
Submits required reports and forms.Źródło: https://en.wikipedia.org/wiki/Electrical_contractor
This is related primarily to the fact that when working with electricity, even the smallest mistake can cause severe short circuit, which would be harmful to human health.
Usually created a power failure is unexpected and electrician seeking a solution to the problem moves groping.
Therefore, for such a mistake it is very easy and you can tell that no theoretical knowledge is not able to prepare the employee to perfect the profession, because of some random events can not be predicted..