providing electrical supply for stp-cum-etp in civil hospital, sector-45, chandigarh as per nit- 1 dsr item no. 2.4 supplying and fixing following way, horizontal type three pole and neutral, sheet steel, mcb distribution board, 415 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 ( 4 + 12 ) , double door 3 dsr 2.10 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 mcb db complete with connections, testing and commissioning etc. as required. 4 single pole 5 triple pole and neutral 6 dsr 5.2 earthing with g.i. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal / coke and salt as required. 7 dsr 5.12 providing and laying earth connection from earth electrode with 6 swg dia g.i. wire in 15 mm dia g.i. pipe from earth electrode including connection with g.i. thimble excavation and re-filling as required. 8 dsr item no.14.16 supplying and laying of following size dwc hdpe pipe isi marked along with all accessories like socket, bend, couplers etc. conforming to is 14930, part ii complete with fitting and cutting, jointing etc. direct in ground ( 75 cm below ground level ) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. 9 63 mm dia ( od-63 mm & id-51 mm nominal ) 10 providing and fixing following rating mccb 4 pole 415 volt ( thermal magnetic / microprocessor release ) for over load and short circuit protection, 36 ka breaking capacity ( ics=100% icu ) with positive isolation. the overload & short circuit release shall be of adjustable type, suitable for isolation the mccb is to be installed in existing cubicle panel / angle iron board / vtpn bdb / mccb enclosure including drilling holes in cubicle panel / angle iron board, making connections with suitable rating of copper wire / copper strip etc. as required. the job includes the cost of spreaders terminal links. the job also includes cost of ms enclosure or direct / extended rotary handle etc. as required to complete the job to the entire satisfaction of engineer-in-charge. the mccb should be of l&t / siemens / schneider / legrand / abb make only. 11 100 amp 4 pole mccb ( thermal magnetic release ) . 12 200 amp 4 pole mccb ( thermal magnetic release ) . 13 supply and erection of sheet metal bus-bar chamber on existing surface with required no. of bus-bar strips of suitable length and cross-sectional area, made of copper strips of suitable length and cross-sectional area enclosure made of m.s. sheet 1.6mm thick with detachable cover fitted with dust excluding gasket and secured with sufficient no. of cadmium plated iron screws and of given overall dimensions and to be fixed with g.i. bolts and nuts / rag bolts and nuts etc., complete with all accessories including connections with suitable size tin coated copper thimbles, bonding to the existing earth and painting etc. as desired by the engineer-in-charge. 14 sheet metal bus-bar chamber suitable for 200 amp. 415 volts capacity with 4 nos. copper strip bus-bars each of length 600 mm & cross-sectional area ( 25.4mmx 4.75mm ) enclosure having overall dimensions ( 680mm x 450mm x 150mm ) nominal. 15 supply and laying of xlpe / pvc insulated pvc sheathed aluminum conductor armoured cable of 1.1 kv grade as per is 7098 ( part-i ) 1988 ( amended up to date ) of the following sizes to be laid in existing rcc / dwc / hume / metal pipe / on surface with the help of suitable size ms clamps etc. as required at site. the job includes cost of labour charges for laying the cable and making connections etc. the cable should be of havells / polycab / rr kable / kei / grandlay make only. 16 size 35 sq.mm 3.5 core ( in pipe ) . 17 size 35 sq.mm 3.5 core ( on surface ) . 18 size 70 sq.mm 3.5 core ( in pipe ) . 19 size 70 sq.mm 3.5 core ( on surface ) . 20 supply and erection of sheet metal cubical pedestal of suitable dimensions made from 50 mm x 50 mm x 6 mm thick m.s angle iron frame, covered with 1.6 mm thick m.s. sheet duly welded on five sides and front side hinged complete with locking arrangement with 4 nos. switchgear supporting members each of m.s. flat 50 mm x 6 mm thick of suitable length duly welded. the cubical pedestal shall have 4 nos. legs of 50 mm x 50 mm x 6 mm each 60 cm long m.s. angle iron each long including painting, bonding to the existing earth etc. the same shall be erected in the 1:2:4 cement concrete plat-form of suitable dimensions 15cm high form ground level and 45 mm thick. the cubical pedestal shall be 15 cm from the top of cement concrete platform. 21 cubical pedestal size 1200 mm x 900 mm x 350 mm