Erection of remaining 33 kv interconnection work under AEN(OandM) Jodhpur discom Bar.

Erection of remaining 33 KV interconnection work (8.1 Km, 33 KV S/C + 200 Mtr U/G (1+1) work of 33/11 KV S/S Bar-KRN feeder & 33/11 KV S/S Sendra Sardhana Chang feeder) from 132 KV GSS Bar under AEN(O&M), Jdvvnl, Bar on Labour Rate basis 2025.

1. Labour Charges for 33KV Line

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

(1.4) Trimming of tree branches/plants manually/ by machine and preparing route approchases for proposed line/line maintenance work of existing HT/LT lines

(2.3) 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

(2.3.2) 9 Mtr/ 1.2mx0.6mx1.50 m deep

(B) Lattice Tower /Size of pit

11.4/10.8 Mtr/ 1.5mx1.5m x1.80 m deep

(C)Stay set/Depth of pit

(3.1) Safe carriage of PCC poles including loading / un-loading

c) 9 Mtr.long 200 Kg. PCC pole

(3.1.1) Within 10 Kms.

(3.1.2) Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof.

(3.2) 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

(3.2.1) Within 10 Kms.

(3.2.2) Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof.

(3.3) Safe carriage of insulator hardware cable etc. including loading /unloading & stracking in Nigam stores etc.

(3.3.1) (Within 10 Kms.

(3.3.2) Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof.

(3.4)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.

(3.4.1) Within 10 Kms.

(3.4.2) Above 10 Kms. & upto 30 Kms. Add for each Km.or part thereof.

(5.1) 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.

(5.1.3) Lattice Structure

(5.2) 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.

(5.2.6) PCC Poles 9 Mtr. Long(400Kg.)

(5.3) 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 complete steel structure for line D.P.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.

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

(5.4)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.

(5.4.1) 8"x3/4" with 7/8 SWG stay wire

(5.6) 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.

(6.8)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 per prevailing Discom store issue rates.

33 KV line

(6.9) 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.

(6.13) Fixing of 33 KV pin insulator with pins.

(6.16) 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

(6.28) (B) Fixing of PG clamp of Dog /Racoon Conductor

(7.1) Laying, jointing , stringing ,tensioning and clamping of conductor with propar sag as directed , using bolted type hardwere including binding on pin insulator ,jumpering on section points with binding wire P.G clamp Aluminum jointing sleeves will be used for jointing the conductor. The line must stand at propar voltage on charging .The contractor will be provide P.G clamp for which payment will be made at the prevaling Discom store issue rates.

(B) IN RURAL AREA

ACSR DOG

(7.3) 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 the contractor for which payment will be made as per prevailing Discom store issue rates.

(B) IN RURAL AREA

G.I.Earth wire 6 SWG

(11.10) Laying energisation & commissioning of underground cable for working voltage of 11 KV/33 KV Aluminium conductor ,Power cable XLPE/PILCA armoured in RCC class NP-2 Non-pressure pipes of sizes mentioned against each refilling of earth in the remaining excavated area making necessary connection including testing etc. as required (It includes providing, laying & jointing RCC class NP-2 Non-pressure pipes conforming to IS:458 of approved make with collars, jointed with CM 1:20 depth of cable shall be 1.2 meter. (Cable shall be provided by the Nigam).

(A) 33 KV Cable

3x300 sq. mm in pipe of dia 300 mm

(11.11) Providing and fixing of G.I. Pipe B-Class (IS:1239 marks) at the starting and finishing point of 33 & 11 KV under ground cables and to lay & clamp vertically with the existing support including labour charges.

Providing and fixing of G.I. Pipe of 150 mm diameter. B-Class (IS:1239 mark),at the starting and finishing point of 33 KV under ground cables and to lay & clamp vertically with the existing support including labour charges.

(12.1) 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)

(12.1.1) On new surface

(12.2) Painting with aluminium paint of approved brand and manufacturer to give an even surface.(including cost aluminium paint)

On new works with two coats.

(20.3) Installation of cable termination / straight through joints on 11KV Aluminium conductor XLPE Cable with outdoor/ indoor termination end and /or straight through joint including required excavation / remoral/ fixing / refixing/ testing etc. as required

(II) Outdoor end terminal 3x240 Sq mm to 3x400 Sq mm

(II) Straight through joint 3x240 Sq mm to 3x400 Sq mm

(20.7) Laying of 33 KV & 11KV XLPE cable without Road cutting i.e. through burrowing machine "VERMIER".(120 cm deep).Use of this technology must be restricted to the situation like:-

(i) When the passages available for laying the proposed cable is totally a metal or cement concrete road. (ii) When the road cutting is not permitted by the local administration.

A) 33 / 11 KV 3C x 300 Sq.mm cable

(25.3) Supply of MS nuts & bolts

Note-1.Dismentaling, if any: Dismentaling charges for all the items will be 60% of item rates of erection charges. However, charges for transportation of the material from works site in the Nigam/sub division store shall be paid as item rate of that material(Chapter-III, Transportation of material). The payment will be made after issuance of certificate by Engineer In Charge that all the dismentaled material has been safely received in the Nigam/sub division store Note-2. The nut & bolts will be provided/supplied by the contractor which will confirm to relevant ISS & payment will be made as per prevailing Discom store issue rate. Note-3. The quality of material supplied by the contractor be got checked & approved by the circle SE. Note-4. In case of pole upper end of the GI wire provided for earthing shall be bolted with cross arm. Note-5. The qty mentioned for normal soil/ordinary rock. Hard soil which does not required drilling and Hard Rock/ CC road which required drilling are tentative & shall be payble as per actual site condition and due verification by Engineer In Charge. Note-6. Safe Carriage of PCC poles/other material including Loading/un-loading as per actual distance of work-site from place of lifting & shall be payble as per actual distance and due verification by Engineer In Charge. Note-7. Unit rates are inclusive of GST and shall be paid if applicable. Note-8. The work should be carried out as per specification and standard measurement of Jodhpur Discom.