TN-52/2025-26

Part-A

Conducting route survey as per approved Route map and pegging of route with tee off point section point & double pole locations.

Trimming of tree branches/plants and preparing route approaches for proposed line

Excavated of pit in ordinary rock which does not require blasting/murrad ( in Jodhpur discom) to erect various supports and stay set 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/1.2m x0.6m x 1.5 m deep

(B) Lattice tower

11.4/10.8mtr/1.5mx1.5mx1.80m deep

Stay set /Depth of pit

Excavated of pit in Hard rock (Where blasting/drilling is required) to erect various supports and stay set 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/1.2m x0.6m x 1.5 m deep

(B) Lattice tower

12.8/12.6mtr/1.5mx1.5mx1.80m deep

Stay set /Depth of pit

Safe carriage of PCC poles including loading/un-loading.

a) 9 Mtr.Long 400 kg/11 Mtr. PCC pole

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. Add for each Km. or part thereof

Safe carriage of steel (fabricated and un-fabricated) 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 Nuts & Bolts etc.and other material such as ACSR Conductor insulator, hardware, cable, breakers, Kiosks, panels etc. including loading/unloading and stacking in Nigam stores etc.

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. Add for each Km. or part thereof

Safecarriage of Insulator, hardware, cable, breakers, kiosk, pannels etc including loading unloading and stacking in Nigam store etc.

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. Add for each Km. or part thereof

Safe carriage of fabricated lattice tower structures and sub-station structure type AB, Ab beams, Isolators structures etc. including loading /unloading and stacking at work site.

With in 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. Add for each Km. or part thereof

Erection of all type steel supports in the excavaterd pit in aligment after checking the same with plumb line including fixing of cross arms ad top hampers before erecting the supports should be grouted an d 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 specifiction for which payment will be made as per prevailling 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 Stores issue rates.

(B) IN RURAL AREA

PCC Poles 9 Mtr.Long (400 Kg)

Erection of assembly of 2 pole structures of steel supports PCC poles in excavated pit in alignment after checking the same with plumb line. Including fixing of top bracing of M (1 piece) 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 Nigam's specification for which the payment will be made at the prevailing Discom store issue rates.

PCC Poles 9 Mtr.Long(400 Kg.)/11 Mtr.long

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

Providing and laying of cement concret in ratio 1:3:6 using 43 grade cement river sand and 1/2 mm to 20 graded blasted crusher brokenin pit/foundation according to the size /type of supports /stay set including compaction /curing for 21 days in steel plate shuttring /farmer base.

Supply and laying of randum rubble stone boulder stone having weight not less than 20 kgs.

Fixing and assembly of disc point channel pair with pilot plates top hampers & clamps on erected single pole structure as per design. The nuts & bolts are to be provided by the contractor as per Nigam specification for which payment will be made as per prevailing Discom store issue rates

33 KV line

Fixing of 11 KV( B&S Type) disc insulator for 33 KV lines (each unit consisting of 3 nos. disc & 1 set of H/W) on terminal point including fixing of hardware and strips.

Fixing of 33 KV pin Insulator with pin.

Laying, jointing, stringing, tensioning and clamping of conductor with proper sage as directed, using bolted type hardware including binding on pin insulators, jumpering on section points with binding on pin insulators, jumpering on section points with binding wire/ P.G. clamps. Aluminum 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

Laying, jointing, stringing, tensioning and clamping of G.I.Earth wire continuously 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 the contractor for which payment will be made as per prevailing Discom, store issue rates.

(B) IN RURAL AREA

G.I.Earth wire 8 SWG

Earthing of line for all type of support as per REC construction standards using stay wire / GI wire with one pcs MS rod 20 mm dia each 3 meter long and driving into earth by mechinical means as per approved design. Drawing & specification. alll material expect MS Rod, MS Flat & Stay wire will be supplied by the contracotr, the payment will be made as per priviling Discom issue rate. ( In case of PCC poles earthing must be connected with earth wire already available on PCC pole at bottom).

PART-B

Levelling of ground

Levelling of ground upto 30 cm. depth. With tractor and T&P required as per condition of ground including removal of rubbish plants from ground & making of boundary with lime power. ( including aa lead & lifting)

Excavated of pit in ordinary rock which does not require blasting/murrad ( in Jodhpur discom) to erect various supports and stay set 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/1.2m x0.6m x 1.5 m deep

(B) Lattice tower

11.4/10.8mtr/1.5mx1.5mx1.80m deep

Stay set /Depth of pit

Excavated of pit in Hard rock (Where blasting/drilling is required) to erect various supports and stay set 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/1.2m x0.6m x 1.5 m deep

(B) Lattice tower

11.4/10.8mtr/1.5mx1.5mx1.80m deep

Stay set /Depth of pit

Earth work excavotion and foundation of platform of transformers and brackers including dressing of sides and ramming of bottom Liftup to 1.5 meter including tacking out the excavated soil and depositing and refilling of jhin watering and ramming and disposal of wurplus excavated soil as directed with in a lead of 50m (2Nos of transformer platform+7 No's brekers platform )

Hard soil mixed with boulders

Plaster on new surface on wall in cement sand mortor 1:6 including racking of joint etc. complete fine finish 25 mm think

Cement concret flooring graded 1:2:4(1-Cement :2- Coarse :4- Graded stone aggregate ) rounding of edges etc. but excluding cost of nosing of steps etc. complete.

75 mm thick with 20mm thick nominal size aggregate.

Masonry for foundation and plinth

Random rubble stone masonry for foundation & plinth in cement sand mortar 1:6 ( 1-cement :6 sand ) including labour charges.

Safe carriage of PCC poles including loading /unloading

a) 9 Mtr.Long 400 kg/11 Mtr. PCC pole

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

C ) 9 Mtr. Long PCC pole ( 200 Kg)

Within 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. Add for each Km. or part thereof

Safe carriage of steel (fabricated and unfobricated ) i.e.M.S.Rails, R.S. joist , M.S. channels M.S. Angle ,M.S. flat G.I. stay, G.I.wire Nuts & bolts etc and ACSR conductor including loading /unloading and stacking in Nigam store/ at work site.

Within 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. Add for each Km. or part thereof

Safe carriage of insulator, hardware, cable etc. including loading /unloading and stacking in Nigam stores etc.

Within 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. Add for each Km. or part thereof

Safe carriage of 11/0.4 KV distribution transformer including loading/ unloading from store to site

b) 25 KVA & 40 KVA

Within 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. Add for each Km. or part thereof

Safe carriage of 33/11 KV Power Transformer

Within 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. & up to 50 Kms. Add for each Km. or part thereof.

Safe carriage of breakers/kiosks etc. including loading /unloading and stacking in Nigam stores etc.

Within 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Above 30 Kms. & up to 50 Kms. Add for each Km. or part thereof.

Safe loading of Power/ distribution transformer

(A) 33/11 KV Power Transformer

Above 1.6 MVA & upto 3.15 MVA

Safe unloading of Power/ distribution transformer

(A) 33/11 KV Power Transformer

Above 1.6 MVA & upto 3.15 MVA

Providing and laying of cement concret in ratio 1:3:6 using 43 graded cement river sand and 12 mm to 20 graded blasted crusher brokenin pit/foundation according to the size / type of supports / stay set including compaction /curring for 21 days in steel plate shuttring /farmer base.

Supplying & Laying of random rubble stone boulder having weight not less than 20 Kgs.

Fixing of all type of fabricated material on erected supports with nuts & bolts as per approved design & drawing of sub-station.

Fixing and assembly of disc point channel pair with pilot plates top hampers & clampson erected single pole structure as per design. The nuts & bolts will be supplied by the contractor as per Nigam's specification for which payment will be made as per prevailing Discom store issue rates.

33 KV line

11 KV line

Fixing of 11 KV B&S/T&C disc insulator for 33 KV line (each unit consisting of 3 nos. disc & 1 set of H/W) on terminal point including fixing of hardware and strips.

Fixing of 11 KV T&C disc insulator for 11 KV line (each unit consisting of 1 nos. disc & 1 set of H/W) on terminal point including fixing of hardware and strips.

Fixing of 11 KV B&S/ T&C disc insulator for 11 KV line (each unit consisting of 2 nos. disc & 1 set of H/W) on terminal point including fixing of hardware and strips.

Fixing of 33 KV pin insulator with pin.

Fixing of 11 KV pin insulator with pin.

Assembly, Installation & commissioning of gang operated isolating switch on erected structure with setting for accurate Operation including fixing of allied accessories complete in all respect with post insulator and jumpering on both ends for connection with the system. the nuts & bolts will be supplied by the contractor for which payment will be made as per prevailing Discom stores issue rates.

(B) G.O. Switch without earthing blade

33 KV G.O Switch

11 KV G.O Switch

Assembly, Installation of Horn Gape fuse set (set of 3 nos.) on erected structure as per design,complete in all respect with post insulator including jumpering on both ends for connection with the system. the nuts $ bolts will be supplied by the contractor for which payment will be made as per prevailing Discom stores issue rates.

33 KV Horn Gape fuse set

11 KV Horn Gape fuse set

Installation of lighting arrester on erected structure / supports ( set of 3 nos. including connection with earth by wire/strips as required and jumpering etc. the nuts & bolts will be provided by the contractor which payments will be made as per discom's store issue rates.

33 KV L.A. Set

11 KV L.A. Set

Installation testing as per Nigam's norms & commissioning of 11/0.4 KV distribution transfarner on erected supports including fixing of bases channels as per requirement jumpring of HV&LV side, crimping of lugs/clamping earth connection of body and new-trial of transfarmer with wire /strips (as already provided with earthing ) complete in all respect. the PG clamps nuts & bolts will be supplied by the contractor for which payment will be made as per prevailing Discom stores issue rates.

25 KVA & 40 KVA

Fixing of PG clamps of Dog/ Racoon Conductor

Drawing of overhead ABC conductor (Aerial Bunched Cable) on existing erected pole support including laying ,jointing, stringing complete in all respect.

(c) 3Cx25+25sq.mm

Mesh earthing for 33/11 KV sub station as per apporved map & design using MS flat 50x6mm /MS rod 20mm dai including laying of flat/rod at the depth of 0.6 mtrs welding & jointing at joint , structures & equpments etc as under.

Excavatoin of trench of 0.65 mtrs depth and 0.5 mtrs width.

Ordinary rock ( where blasting is not req. )

Shapping of MS flat for connecting the equipment with earth mesh The work including the welding of MS flat with equipments/structures and also with earth mesh . the work also including coating of MS flat joints with moltem buitmen and covering joint with biutmen impregnated tape to protact frpm rust.

Filling of trench with available excavated muck in layers of 20 cm (Max) consolid-ating each deposited layers by ramming & watering with lead up to 50 mtr And lift upto 1.5 mtrs.

Earthing of New 33/11 KV S/S with bentonit compound involving activities.

Errection of steel supports in the excava-ted pit in alingmrnt after chacking then it with plumb line as per approued design and drawing of 33/11 KV Sub Station. the supports should be grouted and muffed in cement concrete ratio 1:3:6 as per chapter-5 code 5.7 the ramining portion of the pit will be back filled with soil. The charges for grouting & muffed will be paid by extra as per chapter code -5.7. The Nuts & bolts will be supplied by the cont-ractor for which payment will be made as per prevalling Nigam's store issue rates.

R.S. Joists

Fabricate structure AB type

Fabricate structure AB-1 type

Isolator/CT structure

Erection of PCC poles in excavated pit in alignment after chacking the same with plumb line as per approved design & drawing of 33/11 KV sub- station. The pit should be back filed with the soil with propor ramming below 30 cm ground level and then muffed above 15cm avarage ground level with cement concret ratio 1:3:6. the charges for muffring will be paid extra as per chapter code no. 5.7. the nuts & bolts will be supplied by the cont-ractor for which payment will be made at the prevalling store issue rates.

B) in Rural Area

PCC Pole 8 Mtr Long

PCC Pole 9 Mtr Long

Laying / stranging of bus bar with ACSR / jumper connection using tie rod 33/11 KV insulator string , required hardware PG clamp / T clamp etc as per requirment including Y connection at bus bar jumpering point as per the direction of enginner incharge.

ACSR Dog / RABBIT

Supply,stacking & spreading of stone boulders 40 mm. Mono size.( Less voids 17%)

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 VCB / SF - 6 Breaker

11 KV VCB ( Outdoor )

Installation of current/potential transformers on supporting structure including checking of wiring & conducting all pre-commissioning lests before energization & satisfactory operation in all respect ( The CT/PT set will be tested by Discom).

33 KV CT ( 1set of 3 Nos.) OR PT Set

11 KV CT ( 1set of 3 Nos.) OR PT Set

Installation of metering point on 11 KV outgoing feeder at 33/11 KV S/S

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

On new surface

painting with alluminium paint of approved brand and manufacturer as per given an even surface.

On new works with two coast

Fabrication of steel item

Laying, testing, termination of control cable, 1100 Volt PVC installed supply and providing of ferrules and copper lugs to designate various cores of control cable by terminal numbers for identification including utilization of cable glands.The control cable should be neatly arranged in trenches avoiding crossings, including clamping of control cable in rubber battons at regular interval and providing identity tages.

d) 12x2.25 Sq.mm.

Safe Loading of New/ old 11 KV CT PT set ( all size)

Safe Unloading of New/ old 11 KV CT PT set ( all size)

supply of MS Nuts & Bolts

PART-C

Conducting route survey as per approved Route map and pegging of route with tee off point section point & double pole locations.

Trimming of tree branches/plants and preparing route approaches for proposed line

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.

(A) Height of poles/R.S.Joist/M.S.Rail Size of Pit

9 Mtr/1.2mx0.6mx1.5 m deep

(B) Lattice Tower

11.4/10.8 Mtr. /1.5 m x1.5 m x 1.80 m deep

© Stay Set/Depth of pit

Excavation of pit in hard rock which does require blasting 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/1.2mx0.6mx1.5 m deep

(B) Lattice Tower

12.8/12.6 Mtr. /1.5 m x1.5 m x 1.80 m deep

© Stay Set/Depth of pit

Safe carriage of PCC poles including loading/un-loading.

© 9 Mtr. Long 200 kg. pcc pole

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safe carriage of steel (fabricated and un-fabricated) 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 Nuts & Bolts etc.and other material such as ACSR Conductor insulator, hardware, cable, breakers, Kiosks, panels etc. including loading/unloading and stacking in Nigam stores etc.

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safecarriage of Insulator, hardware, cable, breakers, kiosk, pannels etc including loading unloading and stacking in Nigam store etc.

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safe carriage of fabricated lattice tower structures and sub-station structure type AB, Ab beams, Isolators structures etc. including loading /unloading and stacking at work site.

With in 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Erection of all type steel supports in the excavaterd pit in aligment after checking the same with plumb line including fixing of cross arms ad top hampers before erecting the supports should be grouted an d 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 specifiction for which payment will be made as per prevailling 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 Stores issue rates.

(B) IN RURAL AREA

PCC Poles 9 Mtr.Long ( 200 Kg)

Erection of assembly of 2 pole structures of steel supports PCC poles in excavated pit in alignment after checking the same with plumb line. Including fixing of top bracing of M (1 piece) 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 Nigam's specification for which the payment will be made at the prevailing Discom store issue rates.

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.

6'x5/8" with 7/10 SWG stay wire

Providing and laying of cement concret in ratio 1:3:6 using 43 grade cement river sand and 12 mm to 20 graded blasted crusher brokenin pit/foundation according to the size /type of supports /stay set including compaction /curing for 21 days in steel plate shuttring /farmer base.

Supply and laying of randum rubble stone boulder stone having weight not less than 20 kgs.

Fixing of all type of fabricated material on erected support with nuts and bolts as per approved design and 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 Nigam specification for which payment will be made as per prevailing Discom store issue rates

11 KV line

Fixing and assembly of disc point channel pair with pilot plates top hampers & clamps on erected single pole structure as per design. The nuts & bolts are to be provided by the contractor as per Nigam specification for which payment will be made as per prevailing Discom store issue rates

11 KV line

Fixing of 11 KV B&S & T&C type disc insulator for 11 KV lines (each unit consisting of 1 nos. disc & 1 set of H/W) on terminal point including fixing of hardware and strips.

Fixing of 11 KV pin Insulator with pin.

Assembly installation and 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

33 KV G. O. Switch

11 KV G. O. Switch

Fixing of P.G. Clamp of weasel /Rabbit Conductor

Laying, jointing, stringing, tensioning and clamping of conductor with proper sage as directed, using bolted type hardware including binding on pin insulators, jumpering on section points with binding on pin insulators, jumpering on section points with binding wire/ P.G. clamps. Aluminum 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.

(A) IN URBAN AREA

ACSR RABBIT

Earthing of line for all type of support as per REC construction standards using stay wire / GI wire with one pcs MS rod 20 mm dia each 3 meter long and driving into earth by mechinical means as per approved design. Drawing & specification. alll material expect MS Rod, MS Flat & Stay wire will be supplied by the contracotr, the payment will be made as per priviling Discom issue rate. ( In case of PCC poles earthing must be connected with earth wire already available on PCC pole at bottom).

PART-D

Conducting route survey as per approved Route map and pegging of route with tee off point section point & double pole locations.

Trimming of tree branches/plants and preparing route approaches for proposed line

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.

(A) Height of poles/R.S.Joist/M.S.Rail Size of Pit

9 Mtr/1.2mx0.6mx1.5 m deep

(B) Lattice Tower

11.4/10.8 Mtr. /1.5 m x1.5 m x 1.80 m deep

© Stay Set/Depth of pit

Excavation of pit in hard rock which does require blasting 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/1.2mx0.6mx1.5 m deep

(B) Lattice Tower

12.8/12.6 Mtr. /1.5 m x1.5 m x 1.80 m deep

© Stay Set/Depth of pit

Safe carriage of PCC poles including loading/un-loading.

© 9 Mtr. Long 200 kg. pcc pole

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safe carriage of steel (fabricated and un-fabricated) 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 Nuts & Bolts etc.and other material such as ACSR Conductor insulator, hardware, cable, breakers, Kiosks, panels etc. including loading/unloading and stacking in Nigam stores etc.

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safecarriage of Insulator, hardware, cable, breakers, kiosk, pannels etc including loading unloading and stacking in Nigam store etc.

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safe carriage of fabricated lattice tower structures and sub-station structure type AB, Ab beams, Isolators structures etc. including loading /unloading and stacking at work site.

With in 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Erection of all type steel supports in the excavaterd pit in aligment after checking the same with plumb line including fixing of cross arms ad top hampers before erecting the supports should be grouted an d 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 specifiction for which payment will be made as per prevailling 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 Stores issue rates.

(B) IN RURAL AREA

PCC Poles 9 Mtr.Long ( 200 Kg)

Erection of assembly of 2 pole structures of steel supports PCC poles in excavated pit in alignment after checking the same with plumb line. Including fixing of top bracing of M (1 piece) 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 Nigam's specification for which the payment will be made at the prevailing Discom store issue rates.

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.

6'x5/8" with 7/10 SWG stay wire

Providing and laying of cement concret in ratio 1:3:6 using 43 grade cement river sand and 12 mm to 20 graded blasted crusher brokenin pit/foundation according to the size /type of supports /stay set including compaction /curing for 21 days in steel plate shuttring /farmer base.

Supply and laying of randum rubble stone boulder stone having weight not less than 20 kgs.

Fixing of all type of fabricated material on erected support with nuts and bolts as per approved design and 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 Nigam specification for which payment will be made as per prevailing Discom store issue rates

11 KV line

Fixing and assembly of disc point channel pair with pilot plates top hampers & clamps on erected single pole structure as per design. The nuts & bolts are to be provided by the contractor as per Nigam specification for which payment will be made as per prevailing Discom store issue rates

11 KV line

Fixing of 11 KV B&S & T&C type disc insulator for 11 KV lines (each unit consisting of 1 nos. disc & 1 set of H/W) on terminal point including fixing of hardware and strips.

Fixing of 11 KV pin Insulator with pin.

Assembly installation and 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

33 KV G. O. Switch

11 KV G. O. Switch

Fixing of P.G. Clamp of weasel /Rabbit Conductor

Laying, jointing, stringing, tensioning and clamping of conductor with proper sage as directed, using bolted type hardware including binding on pin insulators, jumpering on section points with binding on pin insulators, jumpering on section points with binding wire/ P.G. clamps. Aluminum 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.

(A) IN URBAN AREA

ACSR RABBIT

Earthing of line for all type of support as per REC construction standards using stay wire / GI wire with one pcs MS rod 20 mm dia each 3 meter long and driving into earth by mechinical means as per approved design. Drawing & specification. alll material expect MS Rod, MS Flat & Stay wire will be supplied by the contracotr, the payment will be made as per priviling Discom issue rate. ( In case of PCC poles earthing must be connected with earth wire already available on PCC pole at bottom).

PART-E

Conducting route survey as per approved Route map and pegging of route with tee off point section point & double pole locations.

Trimming of tree branches/plants and preparing route approaches for proposed line

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.

(A) Height of poles/R.S.Joist/M.S.Rail Size of Pit

9 Mtr/1.2mx0.6mx1.5 m deep

(B) Lattice Tower

11.4/10.8 Mtr. /1.5 m x1.5 m x 1.80 m deep

© Stay Set/Depth of pit

Excavation of pit in hard rock which does require blasting 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/1.2mx0.6mx1.5 m deep

(B) Lattice Tower

11.4/10.8 Mtr. /1.5 m x1.5 m x 1.80 m deep

© Stay Set/Depth of pit

Safe carriage of PCC poles including loading/un-loading.

© 9 Mtr. Long 200 kg. pcc pole

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safe carriage of steel (fabricated and un-fabricated) 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 Nuts & Bolts etc.and other material such as ACSR Conductor insulator, hardware, cable, breakers, Kiosks, panels etc. including loading/unloading and stacking in Nigam stores etc.

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safecarriage of Insulator, hardware, cable, breakers, kiosk, pannels etc including loading unloading and stacking in Nigam store etc.

Within 10 Kms.

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Safe carriage of fabricated lattice tower structures and sub-station structure type AB, Ab beams, Isolators structures etc. including loading /unloading and stacking at work site.

With in 10 Kms

Above 10 Kms. & up to 30 Kms. Add for each Km. or part thereof.

Erection of all type steel supports in the excavaterd pit in aligment after checking the same with plumb line including fixing of cross arms ad top hampers before erecting the supports should be grouted an d 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 specifiction for which payment will be made as per prevailling 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 Stores issue rates.

(B) IN RURAL AREA

PCC Poles 9 Mtr.Long ( 200 Kg)

Erection of assembly of 2 pole structures of steel supports PCC poles in excavated pit in alignment after checking the same with plumb line. Including fixing of top bracing of M (1 piece) 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 Nigam's specification for which the payment will be made at the prevailing Discom store issue rates.

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.

6'x5/8" with 7/10 SWG stay wire

Providing and laying of cement concret in ratio 1:3:6 using 43 grade cement river sand and 12 mm to 20 graded blasted crusher brokenin pit/foundation according to the size /type of supports /stay set including compaction /curing for 21 days in steel plate shuttring /farmer base.

Supply and laying of randum rubble stone boulder stone having weight not less than 20 kgs.

Fixing of all type of fabricated material on erected support with nuts and bolts as per approved design and 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 Nigam specification for which payment will be made as per prevailing Discom store issue rates

11 KV line

Fixing and assembly of disc point channel pair with pilot plates top hampers & clamps on erected single pole structure as per design. The nuts & bolts are to be provided by the contractor as per Nigam specification for which payment will be made as per prevailing Discom store issue rates

11 KV line

Fixing of 11 KV B&S & T&C type disc insulator for 11 KV lines (each unit consisting of 1 nos. disc & 1 set of H/W) on terminal point including fixing of hardware and strips.

Fixing of 11 KV pin Insulator with pin.

Assembly installation and 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

33 KV G. O. Switch

11 KV G. O. Switch

Fixing of P.G. Clamp of weasel /Rabbit Conductor

Laying, jointing, stringing, tensioning and clamping of conductor with proper sage as directed, using bolted type hardware including binding on pin insulators, jumpering on section points with binding on pin insulators, jumpering on section points with binding wire/ P.G. clamps. Aluminum 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.

(A) IN URBAN AREA

ACSR RABBIT

Earthing of line for all type of support as per REC construction standards using stay wire / GI wire with one pcs MS rod 20 mm dia each 3 meter long and driving into earth by mechinical means as per approved design. Drawing & specification. alll material expect MS Rod, MS Flat & Stay wire will be supplied by the contracotr, the payment will be made as per priviling Discom issue rate. ( In case of PCC poles earthing must be connected with earth wire already available on PCC pole at bottom).

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