Chuvashenergo, a branch of IDGC of Volga, JSC, obtained a permit to proceed to a large-scale repair campaign. To obtain this permit, all production departments of the branch completed extensive preparation activities. Personnel of the Company completed knowledge assessment procedure, underwent medical examination and practiced safe methods of work execution at electrical installations. Another important aspect ensuring high level of preparedness for the large-scale repair operations is availability and good working order of necessary equipment, tools, devices, appurtenances, lifting tackle and personal protective equipment, including special arc-resistant cloths and electrical shock resistant footwear. Key factors ensuring successful completion of the large-scale repair campaigns include professional skills contests held at all production departments for teams responsible for servicing and maintenance of power distribution grids.
The repair campaign is held on an annual basis to maintain the adequate level of reliability of the electric grid equipment, to prevent irregularities and failures, and to ensure uninterruptible power supply for consumers. During the current repair campaign, power specialist from Chuvashenergo will conduct repair operations on power transmission lines of all voltage classes with the total length of 967 km, twenty-five 110/35/10/6 kV substations, 373 transformer substations rated for 10/6/0.4 kV, and to manage vegetation in the ROW zones covering 582.2 ha. Successful completion of repair operations is confirmed by the certificate of readiness for operation during the peak-load autumn-winter season.