Projektering och beredning av vädersäkrat nät i Häljebo

This thesis is a preparation work to protect a small part of Vattenfall's electricity distribution networks from weather changes in the area Haljebo located in Grastorp municipality.The preparation is performed by the consulting company Nordisk ElkraftTeknik AB, NEKTAB commissioned by Vattenfall Distribution AB that has decided that the existing overhead lines should be placed in the ground to secure electricity network for weather changes. Today's pole stations and overhead lines should be removed and replaced by three new ground stations and 5.7 km of low- and high voltage cables in the ground. 17 customers are affected by this change. Preparation means to manage contacts with authorities and property owners and also explore the field and determine the appropriate trench. Basis for prepared work needs permission to various authorities, for example Administrative Board, the Swedish Transport Administration and the Environmental and Building Committee. The preparer signs agreements with property owners regarding land ownership issues. Finally, all documentation compiled in a cover used by the entrepreneur to perform work on the field. Preparation work was carried out by Marko Heikkinen and Shpetim Salihu at consulting firm Nordisk ElkraftTeknik AB, NEKTAB.