REPAIRS/MAINTENANCE OF OVERHEAD (OH) LINES AND UG CABLES, INCLUDING ROUTINE, PREVENTIVE AND BREAKDOWN MAINTENANCE OF TRANSFORMERS, AB SWITCHES, LIGHTNING ARRESTERS (LAS), EARTHING SYSTEMS AND ALL ASSOCIATED ALLIED ELECTRICAL WORKS REPAIRS/MAINTENANCE OF OVERHEAD (OH) LINES AND UG CABLES, INCLUDING ROUTINE, PREVENTIVE AND BREAKDOWN MAINTENANCE OF TRANSFORMERS, AB SWITCHES, LIGHTNING ARRESTERS (LAS), EARTHING SYSTEMS AND ALL ASSOCIATED ALLIED ELECTRICAL WORKS