Replacement of defective UG cable to Administrative Building and Vasista Guest house at S.V.Vedic University, Tirupati

Supply and transportation of 150 Sq.mm 3 1/2 core LT XLPE insulated, 1100V grade armoured Aluminium UG cable as per specification confirming to IS:7098 (Part-I) / 1554-1. Grade-A: Make: Torent / Universal / Unistar / Havells / KEI / Gloster / Polycab / RR Kabel / Finolex.

Laying of U.G cables from 70 Sq,mm to 150 Sq.mm through existing G.I.Pipe and back filling of trench including labour charges etc.,complete.(Excluding the cost of G.I Pipe)

Supply Laying and Transportation of Outer dia 120mm and inner dia 103.5mm, 6Kg/Sq.Cm (PE- 100 grade) double walled corrugated HDPE duct made as per specification BSEN - 500 86/IS 14930 Part-II. Make: DURA LINE (Dura Guard) or its equivalent make.

Supply of 100 mm dia G.I. pipes of "B" class of ISI marked and approved by the department including cost and conveyance and all other incidental charges etc., and properties and weight as per IS 1239 marked. Make: Jindal / Appollo / TATA.

Supply and fixing of LT cable route indicators made out of cast iron fixed to one meter long 1''x1''x1/4'' MS angle 4'' bent at one end buried in the ground and the other end fixed with G.I. bolts and nuts to the cable route indicators as directed during execution.

Supply and making end termination with heavy Alluminium lugs (pin / ring type) for 70 Sq.mm cable as per IS specification duly crimped with crimping tool, PVC tape etc., complete. Make: Dowels / Jainson / Comet.

Supply and making end termination with heavy Alluminium lugs (pin / ring type) for 150 Sq.mm cable as per IS specification duly crimped with crimping tool, PVC tape etc., complete. Make: Dowels / Jainson / Comet.

Supply and making one end termination with heavy duty single compression brass gland as per BS 6121:2005, IP 66 complete, SIBG type, heavy duty Alluminium lugs duly crimped with crimping tool, PVC tape etc for 150 Sq.mm with brass washers of Armoured PVC insulated & PVC sheathed / XLPE aluminium conductor cable of 1100 volt grade as required of size. Make: Dowels / Comet / SMI

Providing of Independent Chemical Earthing after excavating an earth pit of size1.5 m X 0.9 m X 2.05 m(Top 1.50 m X 0.90 m X 0.9m & bottom 1.20 m X 0.90 m X 1.15 m) with the following specification: (a) The Earth Electrodes, 40mm dia, wall thickness 3.25 mm, terminal Size 25x8 mm, terminal hole dia 12 mm, 2 meter long, galvanized, including 1 bag (25Kg to a bag) of Earth Life Compound, as per IS 3043, Base Metal: IS marked branded mild steel pipes. Makes: Potential / Shake Hands / Mars / Tirumala / Arshlok earthing. b) The Earth Electrode shall be inserted into the ground for 1.75 Mtrs. Below the inspection chamber bottom 300mm all around this Earth Electrode shall be covered with 25 Kgs. Of Earth Life Compound (c) The excavated gap shall be back filled with excavated earth, and shall be properly consolidated with water. (d) The top 0.25 m of Earth pipe shall be exposed into inspection chamber of Hume pipe . The all around inspection chamber shall be providied with 18" dia hume pipe. Earth connections shall be given to the Earth Elecrods with bolts, nuts & washers.

(e) A 65 mm dia PVC conduit is to be embeded through hume pipe at one side, to lay the Earth from the Earth bus to the Electrode through the PVC conduit and after laying the Earth, the pit entry PVC conduit is to be sealed with Bitumen compound. (f) Necessary Meggar testing is to be done in the presence of the concerned Engineers, and the reading should be as per IE standards.

Supply of Earth Life Compound as per IS 3043: 1987 bag consists of 25 Kgs. Makes: Potential / Shake Hands / Mars / Tirumala / Arshlok earthing.

Supply and run of 25mm X 6mm G.I Strip for earth electrode to required places by Surface in walls, flooring including cost of all accessories and giving necessary connection with 3/8"x2" GI Bolts, Nuts and Washers wherever joints has to be done. The strip has to be either riveted (or) bolted (or) gas welding neatly and all labour charges etc., complete.

Earth Work excavation for trench for laying of U.G. Cable in ordinary Soils, manual means to the required width and depth and depositing the same on bank as directed during execution etc., complete .

Cutting open BT road surface (As well as Asphalt concrete up to 75 mm thick) including water bound macadam.

Cement concrete using 20mm HBG metal in CC (1:3:6) laid in Layers of not more than 15cms thick well compacted including curing cost and conveyance of materials etc., complete

Plastering in CM (1:6) with 12mm thick using river sand including curing, conveyance of materials etc.,

Supply and fixing of fabricated M.S clamps made out of various sizes of (25mm x 3mm, 25mm x 6mm etc.) MS flat with necessary holes on either side with suitable MS bolts and nuts and painting 2 coats of enamel black paint over one coat of red oxide suitable for fixing of PVC pipes, Conduit pipes etc., on Trusses / Channels etc. including all labour charges etc., complete.

Supply and fixing of 225 X 295 X 122mm Sizes thermo plastic cable junction boxes with IP66/67 weather proof, for outdoor installation with konckouts for cable entry including 1 No. 6 to 32A SP MCB & terminals etc., complete (sizes in mm) Make : Hensel / Sadhrish / Sintex