Trimming of tree branches/plants manually/ by machine and preparing route approchases for proposed line. , Excavation of pit in ordinary rock which does not require blasting/murrad (in Jodhpur discom) to erect various supports and stay sets including stacking of excavated muck from the edge of excavation/pit. , (A) Height of poles/R.S.Joist/M.S. Rail /Size of pit , 9 Mtr/ 1.2mx0.6mx1.50 m deep , (B) Lattice Tower /Size of pit , 12.8/12.6 Mtr/ 1.5mx1.5m x2.10 m deep , (C)Stay set/Depth of pit , 8''x 3/4" -0.75x0.5x1.6 m , 6''x 5/8" -0.75x0.5x1.35 m , Earth workexcavation and foundation of platfrom of transformers and brakers including dressing of sides and ramming of bottoms .Liftup to 1.5 Meter includingtaking out the excavated soil and depositing and refilling of jhiri, watering and ramming and disposal of surplus excavated soil as directed with in a lead of 50 Meter. , Hard soil mixed with boulders , Providing and laying cement concrete including compaction etc, complete using stone aggregate 40 mm nominal size (hand broken ) in foundation plinth excluding the cost of shuttering using 1 cement:5 sand:10 aggregate mix. , Note , The rates are all lead of cement,lime,ballast, sand,surkhi and grit etc.at site of work. , For all concrete work coarse sand shall be used no extrawill be paid . , Concrete mix prepared by power driven mechanical mixer shall be used . , Under exceptional coditions, where mechanical mixer and vibrator are not used(with the approval of Engineer Incharge reduced by 3% for mechanical mixer and 2% for Vibrator , Thickness of the cement concrete should not exceeed 100 mm. , Plaster on new surface on walls in cement ,sand mortar 1:6 including racking of joint etc. complete fine finsh 25 mm thick. , Note , The rates for complete work including racking of joints,curing,grinding,mixing and finishing T&P and scaffolding material and cost of material with all lead and lift. , The rates cover protection of all place and things,requiring protection and cleaing such places and thing of all droppings and splashes of mortar etc. , Masonryfor foundation and plinth , Randon Rubble stone masonry for foundation and plinth in cement sand mortar 1:6(1 Cement : 6 Sand) including labour charges. , Brick masonry for foundation and plinth in Cement sand mortar 1:6( 1 Cement : 6 Sand ) including labour charges. , Safe carriage of PCC poles including loading / un-loading , a)9 Mtr. Long-400 Kg /11 Mtr.PCC pole , Within10 Kms. , Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof.@4.75/km , c) 9 Mtr.long 200 Kg. PCC pole , within10 Kms.- , Above 10 Km. & upto 30 Km. add foreach Km. or part thereof @4.75/km , Safe carriage of steel( fabricated and unfabricated) I.e.M.S. Rails, R.S.Joists, M.S.Channels, M.S.Angles, M.S.Flat, G.I.Stay Sets, G.I. Stay Wire, G.I.Wire Nut & Bolts etc. and ACSR Conductor including loading and unloading and stacking in Nigam store /at work site , Within10 Kms. , Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. @4.61/Km , Safe Carriage of insulator, hardware, cable etc.including loading/unloading and stacking in Nigam.stores etc. , Within10 Kms. , Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof.@5.57/km , Above 30 Kms. Add for each Kms.or part thereof.@3.52/km( 50 Km ) , Safe carriage of fabricated lattice towers structures and sub-station structures type AB, AB beams, isolators structures etc. including loading/unloading and stacking in the Nigam. Stores / at work site. , Within10 Kms. , Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. @4.61/Km , Above 30 Kms. Add for each Kms or part thereof. @3.52/Km ( 50 Km ) , Safe Carriage of 33/11 KV Power Transformer , c)5.0 MVA , Within 10 Kms , Above 10 Kms & upto 30 Kms .Add for each Km or part thereof @50.81/km , Above 30 Kms & upto 50 Kms . Add for each Kmor part thereof @33.61/km , Above 50 Kms . Add for each Km or part thereof @16.27/km ( 30 Km ) , Safe carriage of breakers/kiosks etc. including loading/ unloading and stacking in Nigam stores , Within 10 KMs. , Above 10 Kms. and upto 30 Kms.Add per each km,or part thereof @11.52/km , Above 30 Kms. and upto 50 Kms.Add per each km,or part thereof @9.21/km , Above 50 Kms.Add per each km,or part thereof @6.91/km ( 30 Km ) , Safe loading of power/ distribution transformer. , (A)33/11 KV power transformer. , 5 MVA , Safe unloading of power/distribution transformers , a)33/11 KV power transformer. , Above 3.15 MVA , Erection of all type of steel supports in the excavated pit in alignment after checking the same with plumb line including fixing of cross arms and top hamper before erecting the supports. The support should be grouted and muffed in cement concrete of ratio 1:3:6 as per item No. 5.7 the remaining portion of the pit will be back filled with soil. The nuts & bolts will be provided by the contractor as per Nigam''s specification for which payment will be made at the prevailing store issue rates. The cost muffing and grouting will be paid extra. , Lattice Structure , Erection of PCC poles in excavated pit with fixing of brackets,cross arms & top hampers as required in alignment after checking the same with plumb line. The support is to be back filled with soil with proper ramming. The nuts & bolts are to be provided by the contractor as per Nigam''s specification for which the payment will be made at the prevailing Discom store issue rates. , (B) IN RURAL AREA , PCC Poles 9 Mtr. Long (400 Kg) , PCC Poles 9 Mtr. Long(200Kg.) , Erection &assembly of 2 Pole structures of steel supports or PCC poles in excavated pit in alignment after checking the same with plumb line.Including fixing of top bracing of M.S.Channels with pilot plates and clamps.The support is to be back filled with soil with proper ramming.The nuts &bolts are to be provided by the contractor as per Nigams specfication for which the payment will be made at the prevailing Discom store issue rates. , PCC Poles 9 Mtr. Long(400 Kg.)/11Mtr.long , PCC Poles 9 Mtr. Long(200 Kg.) , Erection & fixing of G.I.Stay sets with anchor plates in excavated pit in required position and back filling with soil with proper ramming.The work includes fixing of stay clamps.Stay insulator with stay wire at both ends with proper tension.Size of stay set/stay wire , 8"x3/4" with 7/8 SWG stay wire , 6"x5/8" with 7/10 SWG stay wire , Providing and laying of cement concrete in ratio 1:3:6 using 43 grade cement,river sand and 12 mm to 20 mm graded blast crusher broken in pit/foundation according to the size/type of supports/stay set including compaction/curing for 21days in steel plates shuttering /farmer base. , Fixing of all type of fabricated material on erected supports with nut & bolts as per approved design & drawing of sub-station. , Fixing and assembly of disc.point channel pair with pilot plates&clamps on erected double pole structure as per design. The nuts &bolts are to be provided by the contractor as per Nigams specification for which payment will be made as perprevailing Discom store issue rates. , 33 KV line , 11 KV line , Fixing of 11kv B&S/T&C type disc insulator for 33kv lines (each unit consiting of 3 Nos. disc.& 1set of H/W) on terminal point including fixing of hardware and strips. , Fixing of 11kv B&S/T&C type disc insulator of 11kv lines(each unit consiting of 1 Nos. disc & 1 set of H/W ) on terminal point including fixing of hardware and strips. , Fixing of 33kv pininsulator with pins. , Fixing of 11 KV pininsulator with pins. , Assembly. Installation & commissioning of gang operated isolating switch on erected structure with setting for accurate operation including fixing of allied accessories completein all respect with post insulator and jumpering on both ends for connection with the system. The nuts and bolts will be supplied by the contractor for which payment will be made as per prevailing Discom store issue rates. , (B)G.O. switch . without earthing blade. , 33kv G.O.switch , 11kv G.O.switch , Assembly and installation of Horn Gap fuse set (set of 3nos)on erected structure as per design, complete in all respectwith post insulator includingjumperingonbothendsforconnection with the system. The nuts & bolts will be supplied by the contractorfor which payment will be made as per prevailing Discom store issue rates. , 33kv Horn Gap fuse set. , 11kv Horn Gap fuse set. , Fixing of PG clamp of Weasel /Rabbit Conductor , Assembly,installation & commisioning of 11 KV Roaster switchs on erected structures with stting for accurate operation including fixing of allied accessories completed in all respect with post insulators and jumpering on both ends for connection with systm.The nuts & bolts will be supplied by contractor for which payment will be made as per prevailing Dicom store issue rates. , Laying ,jointing , stringing, tensioning and clamping of conductor with proper sag as directed , using bolted type hardware including binding on pin insulators,jumpering on section points with binding wire / P.G.clamps.Aluminium jointing sleeves will be used for jointing the conductor.The line must stand at proper voltage on charging.The contractor will be provide P.G.clamps for which payment will be made as per prevailing Discom issue rate. , (B) IN RURAL AREA , ACSR DOG , ACSR RABBIT , Laying , jointing,stringing,tensioning and clamping of G.I.Earthwire continuosly on single/double pole by using earth clamps /nuts & bolts with washers and earth reel etc.including proper binding at each end.The nuts and bolts will be supplied by thecontractor for which payment will be made as per prevailing Discom store issue rates. , (B) IN RURAL AREA , G.I.Earth wire 8 SWG , Drawing & stringing of G.I. 4 wire over the guarding bracket for guarding of road crossing /P&T crossing /Railway track crossing (for one span only)with cross G.I.wire laces at an interval of two meter each or required as per location using EYE bolt, nuts and bolts with washers etc.including binding .The EYE bolts and other nuts and bolts will be provided by thecontractor for which payment will be made as per prevailing Discom store issue rates. , (A) For 4 wire stringing , 6 SWG with laces of 8 SWG , Mesh earthing for 33/11 kv sub-station as per approved map &design usingMS flat 50X6mm/MS road 20mm dia includinglaying of flat/rod at the depth of 0.65 Mtrs.,welding & jointing at joints , structures & equipments etc.asunder: , Excavation of trench of 0.65 Mtrs.depth and 0.5 Mtr.width , Ordinary rock ( where blasting is not required.) , Laying of MS flat /MS rod in 0.65Mtr.deep excavated trench and welding of MS flat/rod continuosly with 100 mm overlaping for straight joint including coating of MS flat joints with molten bitumen and covering joint with bitumen impregnated tape to protect from rust. , Shaping of MS flat for connecting the equipments with earthmesh .The work includes the welding of MS flat with equipments/structure and also with earth mesh.The work also includescoating of MS flat joint with molten bitumen and covering jointwith bitumen impregnated tape to protect from rust. , Preparation of spikes made of M.S Rod of 20 mm dia and 3 Mtr.length as per design and requirment to be driven in earth by mechanical means and Providing & .fastening of suitable clampswith the M.S. Rod, connection of earth wire/stay wire/MS flat in clamp depending on type of soil: , Where drilling is not required , Pipe Earthing for Power Transformer at 33 / 11 KV S/S:-Supply & erection of earthing electrode shall consist of G.I. Pipe 100 mm,of 3 Mtr Length. The electrode shall be buried as far as practicable3 meters below ground level. Wherever possible, earth electrodes shall be located as near the water tap, water drain or near down take pipe. Earth electrodes shall not be installed in proximity to a metal fence. It shall be kept clear of the buildings foundations and in no case it shall be nearer than 2 meters from the outer face of the wall. The electrode shall be surrounded withlayer of charcoal dust and salt mixture through out the length. The 100 mm GI pipe shall be provided with holes of 12 mm dia. drilled at 75 mm interval upto 2.5 meters length from bottom. The top of the pipe shall be provided with a G.I. threaded cap for watering the earth through a pipe. AClamp with Pati of 12" of M.S. Flat of size 50X6 mm shall be fixed (Bolted) on the top edge of the pipewhich in turn shall be connected to Neutral / Body of the Power Transformer through M.S. Flat size 50X6 mm. The G.I. cap over the GI pipe shall be housed in a masonry chamber, approximately 300 mm x 300 mm x 300 mm deep. The masonry chamber shall be provided with a RCC inspection cover resting over a RCC frame, embedded in masonry. , Erection of PCC poles in excavated pit in alignment after checking the same with plumb line as per approved design & drawing of 33/11kv sub-station.The pit should be back filled with the soil with proper ramming below 30cm ground level and then muffed above 15cm average ground level with cement concrete ratio1:3:6.The charges formuffing will bepaid extra as per chapter code no 5.7 The nuts & bolts will be supplied by the contractorfor which payment will be made at the prevailing store issue rates. , (B) IN RURAL AREA , PCC Poles 9 Mtr. Long , Laying / stringing of bus bar with ACSR Dog & jumper connection using tie rod ,33KV /11KV insulator strings,required hardware,P.G.clamps/T clamps etc.as per requirement including Y-connections at bus bar jumpering point as per the direction of engineer in-charge. , ACSR DOG/RABBIT , Laying of HT/LT control cable installation of C&R panel Kiosks Breakers etc. , Erection of OCB/Kiosk/VCB complete with accessories including use of special tools & conducting all pre-commissioning test before energization,filling oil etc. complete in all respect with erection & grouting of structure (excluding civil works). The relays will be tested by Discom. , 33 KV OCB , 11 KV VCB (Outdoor ) , Installation of current/potential transformers on supporting structure including checking of wiring & conducting all pre-commissioning tests before energization & satisfactory operation in all respect (The CT/PT set will be tested by Discom). , 11 KV CT(1 set of 3 Nos.) OR PT Set , Laying, testing termination of control cable 1100 volts PVC insulated including supply and installation of ferrules to designate various cores of control cables by terminal Nos. of identification including utilization of cable gland. The control cable should be clearly arranged in trenches avoiding crossings including clamping of control cable at regular interval and providing identify tags. , 12x2.5 Sq.mm. , Installation of metering points on 11 KV Out going feeder at 33/11 KV S/S. , The installation work to be carried out as perdrawing/design, under the supervision of concerned Assistant Engineer , Mounting structure , The requisite steel members will be supplied by contractor including the hardware. Contractorshall joint/weld the members to form the mounting structure as per drawing. Necessary tools, welding, machines, lifting devices etc. shall be arranged by contractor. , Civil works , Erection of lattices in alignment including excavation and concreting of structure foundation including cement, sand and grit 20 mm size (crusher broken) having ratio 1:3:6 and grit 40 mm size for ratio 1:5:10and curing for period as required (21 days). Area of concreting will be as per the drawing. , Metering Equipments: , The requisite metering equipments (CTPT set, meter,meter box & suitable conductors for jumpers), will be provided by the concerned Assistant Engineer in healthy condition at site. The cables from CTPT set to meter box laid down in 50 mm GI pipe with suitable bends & nipples, shall be provided by contractoralongwith the consumable items such as PVC tapes, petroleum jelly etc. The cable should be PVC multi strand copper 4 core 2.5/4 Sq. mm ISI marked and firm & tight connections shall be made by suitable connectore.g. at CTPT sets by using clamps and atmeter/TTB by suitable lugs etc. The CTPT sets soinstalled shall be earthed by means of the MS Flat (size 50x6 mm) by joining it with the nearest earthing available at the sub-station. Requisite earthing materialshall be made available by the contractor. , Meter: , Meters should be fixed firmly inside the tamper proof box, as per drawing. All the meter fixture will be provided by contractor including all consumables. , Meter Box , The meter box shall be provided by the concernedAssistant Engineer. However, hardware or any other items required to fix the meter inside the meter box will be provided by contractor. The meter box will be fixed firmly with sufficient strength at a place as perdrawing. The test terminal block(TTB) link type shall be provided by contractor in the meter box. , Painting: , All surfaces interior and exterior of lattice structure shall be white aluminum painted. , Commissioning of Metering Equipments: , Installed meters inside the box and metering equipments duly mounted on the mounting structure will be powered up by connecting load in the presence of the concerned Assistant Engineer who will arrange the necessary shut down. Thecompletion certificate shall be furnised by contractor.be filled accordingly. Since the work involves higher A.C. voltage level, the contractor shall take full careregarding safety norms, so as to avoid any accidental hazards. , Fabrication of steel structures of M.S angle, M.S.channel & M.S.Flat including cutting, drillingas per design and drawing. , 33/11 KV Rural Sub-StationStructure (4086.879 Kg) , Fabrication of steel structures of M.S angle ,M.S.channel & M.S.Flat including cutting ,drilling and continunous welding joint as per design and drawing. , Other steel items , Installation of cable termination / straight through joints on 11KV Aluminium conductor XLPE /PILCA Cable with outdoor/ indoor termination end and /or straight through joint including required excavation / remoral/ fixing / refixing/ testing etc. as required , A) (I) Outdoor end terminal3x35 Sq mm to 3x185 Sq mm , Supply of Outdoor End Terminal 3x35 Sq mm to 3x185 Sq mm ( SIR Rate : Rs 1032.68 ) (10 % Above) , C) (I) Straight through joint 3x35 Sq mm to 3x185 Sq mm , Supply of Straight through joint 3x35 Sq mm to 3x185 Sq mm ( SIR Rate : Rs 3108.89 ) (10 % Above) , Intallation of 33 KV Cable (XLPE) termination / straight through joints ( Heat shrinkable type) as per manufacturer''s kit guidance and direction including preparation of cable and testing refilling etc as required.(Including crimping of lugs) , (I) Outdoor end terminal , (ii) 3x240 Sqmm to 3x400 Sq mm , Supply of Outdoor End Terminal 3x240 Sq mm to 3x400 Sq mm ( SIR Rate : Rs 3632.69 ) (10 % Above) , (i) Straight through joint , (ii) 3x240 Sq mm to 3x400 Sq mm , Supply of Straight through joint 3x240 Sq mm to 3x400 Sq mm ( SIR Rate : Rs 10787.76 ) (10 % Above) , Note:- Rate shall be reduced by 20% for "Push On" typekit , When cable laying through manual trench less (Bogie) , A) When the passages available for laying the proposed cable is totally a metal or cement concrete road. , B)When the road cutting is not permitted by the local administration. , (i) 33/11 KV 3CX300 Sqmm. Cable , (ii)33/11 KV below 3CX300 Sqmm. , Crane with driver and P.O.L(Per Hrs.) , 18 T
