day to day repair and maintenance of electrical wiring and changing of electrical items of quarry office building, sub-station and excavation work-shop at jarangdih ocp and weighbridge house wiring under jarangdih colliery.-1.01 wiring for light point/fan point/exhaust fan point/call bell point with 1.5 sq.mm frls pvc insulated copper conductor single core cable insurface/recessed medium class pvc conduit, with modular switch, modular plate, suitable g. i. box and earthing the point with 1.5sq.mm frls pvc insulated copper conductor single core cable etc. group c 1.02 supplying and fixing suitable size gi box with modular plate and cover in front on surface or in recess, including providing and fixing 3 pin 5/6 a modular socket outlet and 5/6 a modular switch, connections etc. 1.03 supplying and fixing two module stepped type electronic fan regulator on the existing modular plate switch box including connections but excluding modular plate etc. 1.04 supplying and fixing following way, single pole and neutral, sheet steel, mcb distribution board, 240 v, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (but without mcb/rccb/isolator) 2/4 way & 8 way double door 1.05 supplying and fixing 5 a to 32 a rating, 240/415 v, 10 ka, c curve, miniature circuit breaker suitable for inductive load of following poles in the existing mob db complete with connections, testing and commissioning etc. as required. single pole and neutral. 1.06 supplying and fixing suitable size gi box with modular plate and cover in front on surface or in recess, including providing and fixing 6 pin 5/6 & 15/16 a modular socket outlet and 15/16 a modular switch, connections etc. 1.07 wiring for circuit/ submain wiring alongwith earth wire with the following sizes of frls pvc insulated copper conductor, single core cable in surface/ recessed medium class pvc conduit. (1) 2 x 2.5 sq. mm + 1 x 2.5 sq. mm earth wire 1.08 wiring for circuit/ submain wiring alongwith earth wire with the following sizes of frls pvc insulated copper conductor, single core cable in surface/ recessed medium class pvc conduit. (1) 2 x 4 sq. mm + 1 x 4 sq. mm earth wire 1.09 earthing with copper earth plate 600 mm x 600 mm x 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required. 1.10 providing of 2.5 sq. mm wire twin core (copper)