Tender For Construction Of 33/11 Kv Gss Patelwada Alongwith Associated 33 And 11 Kv Lines E Works Under Sagwara(O And M) Sub-Division Of Dungarpur Circle Under Ajmer Discom On Labour Rate Basis - 1 Construction of 33/11KV GSS 2 Levelling of ground 3 Levelling of ground up to 30 cm.depth. with tractor and T&P required as per condition of ground including removal of rubbish plantsfrom ground & marking of boundary with lime powder.(Including alllead & lifting) 4 Levelling of ground above 30 cm.to 90 CM.depth. with tractor and T&P required as per condition of ground including removal of rubbish plantsfrom ground & marking of boundary with lime powder.(Including alllead & lifting) 5 Trimming of tree branches/plants and preparing route approchases for proposed line. 6 Excavation of pit in ordinary rock which does not require blasting to erect various supports and stay sets including stacking of excavated muck from the edge of excavation/pit. 7 9 Mtr/ 1.2mx0.6mx1.50 m deep 8 (B) Lattice Tower /Size of pit 9 11.4/10.8 Mtr/ 1.5mx1.5m x1.80 m deep 10 12.8/12.6 Mtr/ 1.5mx1.5m x2.10 m deep 11 (C)Stay set/Depth of pit 12 6x 5/8 -0.75x0.5x1.35 m 13 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. 14 Hard/dense soil 15 Hard soil mixed with boulders 16 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 :1. The rates are all lead of cement, lime, ballast, sand, surkhi and grit etc. at site of work.2. For all concrete work coarse sand shall be used no extrawill be paid .3. Concrete mix prepared by power driven mechanical mixer shall be used .4. 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.5. Thickness of the cement concrete should not exceeed 100 mm. 17 Plaster on new surface on walls in cement, sand mortar 1:6 including racking of joint etc. complete fine finsh 25 mm thick.Note :1. 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.2. 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. 18 Cement concrete flooring grade 1:2:4 (1-cement :2- coarse sand :4-graded stone aggregate ) rounding off edges etc.but excluding cost of nosing of steps etc. complete.Note :1. The rates for all items inculde all form of work, laying, curing and finishing etc. The rates are for complete work at site, inclusive of all leads.2. The rates cover the preparation and cleaing of all places 19 25 mm thick with 12.5 mm thick nominal size aggregate. 20 75 mm thick with 20 mm thick nominal size aggregate. 21 Masonryfor foundation and plinth 22 Randon Rubble stone masonry for foundation and plinth in cement sand mortar 1:6(1 Cement : 6 Sand) including labour charges. 23 Brick masonry for foundation and plinth in Cement sand mortar 1:6( 1 Cement : 6 Sand ) including labour charges. 24 Safe carriage of PCC poles including loading / un-loading 25 a)9 Mtr. Long-400 Kg /11 Mtr.PCC pole 26 Within10 Kms. 27 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 28 c) 9 Mtr.long 200 Kg. PCC pole 29 within10 Kms.- 30 Above 10 Km. & upto 30 Km. add foreach Km. or part thereof 31 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 32 Within10 Kms. 33 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 34 Above 30 Kms. Add for each Kms. or partthereof. 35 Safe Carriage of insulator, hardware, cable etc.including loading/unloading and stacking in Nigam.stores etc. 36 Within10 Kms. 37 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 38 Above 30 Kms. Add for each Kms.or part thereof. 39 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. 40 Within10 Kms. 41 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 42 Above 30 Kms. Add for each Kms or part thereof. 43 Safe carriage of 11/.4 KV 3 Phase distribution transformer including loading/unloading.from store to site(b)25 & 40 KVA 44 Within10 Kms. 45 Above 10 Kms. & upto 30 Kms Add for each Km.or part thereof. 46 Above 30 Kms. Add for each Kms. or part thereof. 47 Safe Carriage of 33/11 KV Power Transformer (C) 5 MVA 48 Within 10 Kms 49 Above 10 Kms & upto 30 Kms .Add for each Km or part thereof 50 Above 30 Kms & upto 50 Kms . Add for each Kmor part thereof 51 Above 50 Kms . Add for each Km or part thereof 52 Safe carriage of breakers/kiosks etc. including loading/ unloading and stacking in Nigam stores 53 Within 10 KMs. 54 Above 10 Kms. and upto 30 Kms.Add per each km,or part thereof 55 Above 30 Kms. and upto 50 Kms.Add per each km,or part thereof 56 Above 50 Kms.Add per each km,or part thereof 57 Safe loading of power/ distribution transformer. 58 Above 3.15 MVA& upto 5 MVA 59 Safe unloading of power/distribution transformers 60 Above 3.15 MVA 61 Erection ofsteel supports in the excavated pit in alignment after checking then same with plumb line as per approved design and drawing of 33/11KV Sub- station.The support should be grouted and muffed in cement concreteratio 1:3:6 as per chapter -5 code No.5.7.Theremaining portion of the pit will be back filled with soil.The charges for grouting & muffing will be paid by extra as per chapter code no 5.7 The nuts & bolts will be supplied by the contractorfor which payment will be made as per prevailing Store issue rates. 62 Fabricated structure AB type 63 Isolator / C.T.structure 64 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. 65 Fixing of all type of fabricated material on erected supports with nut & bolts as per approved design & drawing of sub-station. 66 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. 67 Fixing of 11kv B&S/T&C type disc insulator of 11kv lines(each unit consiting of 1nos.disc.& 1set of H/ W ) on terminal point including fixing of hardware and strips. 68 Fixing of 11kv B&S/T&C type disc insulator of 11kv lines(each unit consiting of 2 nos.disc.& 1set of H/ W ) on terminal point including fixing of hardware and strips. 69 Fixing of 33kv pininsulator with pins. 70 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. 71 33kv G.O.switch 72 11kv G.O.switch 73 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. 74 33kv Horn Gap fuse set. 75 11kv Horn Gap fuse set. 76 Installation of lightening arrestors on erected structure /support (set of 3 nos) including connection with earth by wire /strip as required and jumpering etc. The nuts & boltswill be supplied by the contractorfor which payment willbe madeas per prevailing Discom store issue rates,(A)sub-station type 77 33 KV L.A. set ( 1set=3 Nos) 78 11 KV L.A. set ( 1set=3 Nos) 79 Installation testing as per Nigams norm & commissioning of 11/0.4KV distribution transformer on erected supports including fixing of base channels as per requirment jumpering on HV&LV side, crimping of lugs/ clamping earth connections of body and neutral of transformer with wire /strip (as already provided with earthing ) complete in all respect. The PG clamps nuts & bolts will be supplied by the contractorforwhich payment will be made as perprevailing Discom store issue rates, 80 25 and 40 KVA 81 Fixing of danger plates on supports/structure 82 Fixing of PG clamp of Weasel /Rabbit Conductor 83 Fixing of PG clamp of Dog /Racoon Conductor 84 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. 85 Three no. Earthing of 11/0.4 KV distribution transformer /sub-station withM.S.Rod 20mm dia each 3 meter long and driving them into earth by mechanical means at a distance as per approved design & drawing & specification.The work includes flattening of top ends of M.S.rod drilling a hole of 9/16 dia.at flattened top and tightening of M.S.flat 50x6mm/25x3 mm (having 3 hole 2ends and 1mm middle) with nuts and bolts with M.S.rods top end hole.The flat will also be welded with M.S.rod.The end will be connected to equipments as under in sequence. 86 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: 87 Excavation of trench of 0.65Mtrs.depth and 0.5Mtr.width 88 Hard Soil 89 Ordinary rock ( where blasting is not required.) 90 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. 91 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. 92 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: 93 Where drilling isrequired 94 Filling of trench with available excavated muck in layers of 20cm (Max.)consolidating each deposited layer by ramming & watering with lead up to 50 Mtr, and lift up to 1.5 Mtr. 95 Painting of exposed portion of MS flat/rod with two coats of red-oxide primer and two coats of green enamel paint.including material. 96 Earthing of new 33/11 KV S/S with bentonite compound (including material ) involving following activities. (8.5.1 TO 8.5.6 COVERED) 97 Pipe Earthing for Power Transformer at 33/11KV S/S :-Supply and erection of earthing electrode shall consist of G.I. Pipe 100 mm, of 3 Mtr. Length. The electrode shall be buried as far as practicable 3 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 fance. It shallbe kept clear of the bulidings foundations and in no case it shall be nearer than 2 Mtr. from the outer face of the wall. The electrode shall be surrounded with layer of charcoal dust and salt mixture through out the length. The 100 mm G.I. pipe shall be provided with holes of 12 mm Dia drilled at 75mm 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. A clamp with pati of 12 of M.S. Flat of size 50x6 mm shall be fixed (Bolted) on the top age of the pipe which in turn shall be connected Neutral/Body of the Power Transformer through M.S. Flat size 50x6 mm. The G.I. cap over the G.I. 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. 98 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 99 PCC Poles 9 Mtr. Long 100 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. 101 ACSR Panther 102 ACSR DOG/RABBIT 103 Supply, stacking & spreading of stone boulders 40 mm. Mono size.(Less voids 17%) 104 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. 105 33 KV VCB/SF-6 Breaker 106 11 KV VCB (Outdoor ) 107 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). 108 33KV CT(1 set of 3 Nos.) OR PT Set 109 11 KV CT(1 set of 3 Nos.) OR PT Set 110 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. 111 12x2.5 Sq.mm. 112 Installation of metering points on 11 KV Out going feeder at 33/11 KV S/S.(a to g) 113 Painting with priming coats or ready mixed red-oxide paint 2 coats of approved make on steel works after cleaning with wire brush / sand paper.(including cost of red oxide) 114 On new surface 115 Painting with aluminium paint of approved brand and manufacturer to give an even surface.(includingcost aluminium paint) 116 On new works with two coats. 117 Fabrication of steel structures of M.S angle ,M.S.channel & M.S.Flat including cutting ,drillingas per design and drawing. 118 Other steel items 119 Drilling of holes in MS Channel / Angle /Flat 120 15/16 dia holes(23.81 mm dia.) 121 Transportation of CT/PT set (all size) including loading and unloading from Nigam store to site 122 (a) Within 10 Kms. 123 (b) Above 10 Km upto 30 Km. Add for each Km. or part there off 124 Supply of MS nuts & bolts 125 Supply of PG Calmps 126 33 KV Line work Annexure -B 127 Conducting route survey as per approved route map and pegging of route with tee off point section point & double pole locations. 128 Trimming of tree branches/plants and preparing route approchases for proposed line. 129 Excavation of pit in Hard soil 130 (A) Height of poles/R.S.Joist/M.S. Rail Size of pit 131 9 Mtr/ 1.2mx0.6mx1.50 m deep 132 (B) Lattice Tower /Size of pit 133 11.4/10.8 Mtr/ 1.5mx1.5m x1.80 m deep 134 12.8/12.6 Mtr/ 1.5mx1.5m x2.10 m deep 135 (C)Stay set/Depth of pit 136 8x 3/4 -0.75x0.5x1.6 m 137 Excavation of pit in ordinary rock which does not require blasting to erect various supports and stay sets including stacking of excavated muck from the edge of excavation/pit. 138 (A) Height of poles/R.S.Joist/M.S. Rail /Size of pit 139 9 Mtr/ 1.2mx0.6mx1.50 m deep 140 (B) Lattice Tower /Size of pit 141 11.4/10.8 Mtr/ 1.5mx1.5m x1.80 m deep 142 12.8/12.6 Mtr/ 1.5mx1.5m x2.10 m deep 143 (C)Stay set/Depth of pit 144 8x 3/4 -0.75x0.5x1.6 m 145 Excavation of pit in Hard rock ( Where blasting is required)to erect various supports and stay sets including stacking of excavated muckfrom the edge of excavation/pit. 146 (A) Height of poles/R.S.Joist/M.S. Rail /Size of pit 147 9 Mtr/ 1.2mx0.6mx1.50 m deep 148 (B) Lattice Tower /Size of pit 149 11.4/10.8 Mtr/ 1.5mx1.5m x1.80 m deep 150 12.8/12.6 Mtr/ 1.5mx1.5m x2.10 m deep 151 (C)Stay set/Depth of pit 152 8x 3/4 -0.75x0.5x1.6 m 153 Safe carriage of PCC poles including loading / un-loading 154 a)9 Mtr. Long-400 Kg /11 Mtr.PCC pole 155 Within10 Kms. 156 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 157 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 158 Within10 Kms. 159 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 160 Above 30 Kms. Add for each Kms. or partthereof. 161 Safe Carriage of insulator, hardware, cable etc.including loading/unloading and stacking in Nigam.stores etc. 162 Within10 Kms. 163 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 164 Above 30 Kms. Add for each Kms.or part thereof. 165 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. 166 Within10 Kms. 167 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 168 Above 30 Kms. Add for each Kms or part thereof. 169 Safe loading of steel fabricated / unfabricated conductor drum & other line material. 170 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 Nigams specification for which payment will be made at the prevailing store issue rates. The cost muffing and grouting will be paid extra. 171 Lattice Structure 172 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 Nigams specification for which the payment will be made at the prevailing Discom store issue rates. 173 PCC Poles 9 Mtr. Long (400 Kg)/200 Kg 174 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. 175 PCC Poles 9 Mtr. Long(400 Kg.)/11Mtr.long 176 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 177 8x3/4 with 7/8 SWG stay wire 178 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. 179 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. 180 (B) IN RURAL AREA 181 ACSR DOG 182 Fixing of 33kv pininsulator with pins. 183 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. 184 33 KV line 185 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. 186 (A).In Rural Area 187 G.I.Earth wire 6 SWG 188 G.I.Earth wire 8 SWG 189 Earthing of line for all type of supports as per REC construction standards using Stay wire/GI wire with onepcs.of M.S.rod20mm dia each 3 meter long and driving into earth by mechanical means as per approved design.Drawing &specification.All material except MS rod,MS flat & stay wirewill be supplied by the contractor.If material is supplied by the contractor ,the payment will be made as per prevailing Discomstore issue rates.(In case of PCC poles earthing must be connected with earthwire already available on PCC pole at bottom) 190 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. 191 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. 192 33kv G.O.switch 193 Supply of MS nuts & bolts 194 Supply of PG Calmps 195 Fixing of PG clamp of Dog /Racoon Conductor 196 Fabrication of steel structures of M.S angle ,M.S.channel & M.S.Flat including cutting ,drillingas per design and drawing. 197 Other steel items 198 Drilling of holes in MS Channel / Angle /Flat 199 15/16 dia holes(23.81 mm dia.) 200 11 KV Line work Annexure -C 201 Conducting route survey as per approved route map and pegging of route with tee off point section point & double pole locations. 202 Trimming of tree branches/plants and preparing route approchases for proposed line. 203 Excavation of pit in Hard soil 204 (A) Height of poles/R.S.Joist/M.S. Rail Size of pit 205 9 Mtr/ 1.2mx0.6mx1.50 m deep 206 (B) Lattice Tower /Size of pit 207 11.4/10.8 Mtr/ 1.5mx1.5m x1.80 m deep 208 12.8/12.6 Mtr/ 1.5mx1.5m x2.10 m deep 209 (C)Stay set/Depth of pit 210 6x 5/8 -0.75x0.5x1.35 m 211 Excavation of pit in ordinary rock which does not require blasting to erect various supports and stay sets including stacking of excavated muck from the edge of excavation/pit. 212 (A) Height of poles/R.S.Joist/M.S. Rail /Size of pit 213 9 Mtr/ 1.2mx0.6mx1.50 m deep 214 (B) Lattice Tower /Size of pit 215 11.4/10.8 Mtr/ 1.5mx1.5m x1.80 m deep 216 12.8/12.6 Mtr/ 1.5mx1.5m x2.10 m deep 217 (C)Stay set/Depth of pit 218 6x 5/8 -0.75x0.5x1.35 m 219 Excavation of pit in Hard rock ( Where blasting is required)to erect various supports and stay sets including stacking of excavated muckfrom the edge of excavation/pit. 220 (A) Height of poles/R.S.Joist/M.S. Rail /Size of pit 221 9 Mtr/ 1.2mx0.6mx1.50 m deep 222 (B) Lattice Tower /Size of pit 223 11.4/10.8 Mtr/ 1.5mx1.5m x1.80 m deep 224 12.8/12.6 Mtr/ 1.5mx1.5m x2.10 m deep 225 (C)Stay set/Depth of pit 226 6x 5/8 -0.75x0.5x1.35 m 227 Safe carriage of PCC poles including loading / un-loading 228 c) 9 Mtr.long 200 Kg. PCC pole 229 within10 Kms.- 230 Above 10 Km. & upto 30 Km. add foreach Km. or part thereof 231 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 232 Within10 Kms. 233 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 234 Above 30 Kms. Add for each Kms. or partthereof. 235 Safe Carriage of insulator, hardware, cable etc.including loading/unloading and stacking in Nigam.stores etc. 236 Within10 Kms. 237 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 238 Above 30 Kms. Add for each Kms.or part thereof. 239 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. 240 Within10 Kms. 241 Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof. 242 Above 30 Kms. Add for each Kms or part thereof. 243 Fixing of 11 KV pininsulator with pins. 244 Fixing of 11kv B&S /T&C type disc insulator of 11kv lines(each unit consiting of 1nos.disc.& 1set of H/W ) on terminal point including fixing of hardware and strips. 245 Fixing of PG clamp of Weasel /Rabbit Conductor 246 Earthing of line for all type of supports as per REC construction standards using Stay wire/GI wire with onepcs.of M.S.rod20mm dia each 3 meter long and driving into earth by mechanical means as per approved design.Drawing &specification.All material except MS rod,MS flat & stay wirewill be supplied by the contractor.If material is supplied by the contractor ,the payment will be made as per prevailing Discomstore issue rates.(In case of PCC poles earthing must be connected with earthwire already available on PCC pole at bottom) 247 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. 248 Other steel items 249 Drilling of holes in MS Channel / Angle /Flat 250 15/16 dia holes(23.81 mm dia.) 251 Supply of MS nuts & bolts 252 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 Nigams specification for which payment will be made at the prevailing store issue rates. The cost muffing and grouting will be paid extra. 253 Lattice Structure 254 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. 255 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 Nigams specification for which the payment will be made at the prevailing Discom store issue rates. 256 (B) IN RURAL AREA 257 PCC Poles 9 Mtr. Long(200Kg.) 258 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. 259 PCC Poles 9 Mtr. Long(200 Kg.) 260 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 261 6x5/8 with 7/10 SWG stay wire 262 Fixing and assembly of disc.point channel pair with pilot plates top hampers & clamps on erected single polestructure as per design. The nuts &bolts are to be provided by the contractor as per Nigams specification for whichpayment will be made as per prevailing Discom store issue rates, 263 11 KV line 264 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. 265 (B)G.O. switch . without earthing blade. 266 11kv G.O.switch 267 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. 268 (B) IN RURAL AREA 269 ACSR DOG 270 ACSR RABBIT 271 ACSR WEASEL 272 INSULATED RABBIT HT/LT 273 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. 274 (B) IN RURAL AREA 275 G.I.Earth wire 8 SWG 276 Supply of PG Clamps
