ELECTRIC WORK UNDER TN-169

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

Excavation of pit in Hard rock ( Where blasting/drilling is required) 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

(C)Stay set/Depth of pit

Safe carriage of PCC poles including loading / un-loading

c) 9 Mtr. Long-200 Kg /11 Mtr. PCC pole

within 10 Kms.-

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

Within 10 Kms.

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

Within 10 Kms.

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.

Within 10 Kms.

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

Lattice Structure Dismantle Charges 60%@

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(200Kg.)

PCC Poles 9 Mtr. Long(200Kg.) Dismantle Charges 60%@

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(200 Kg.)

PCC Poles 9 Mtr. Long(200 Kg.)Dismantle Charges 60%@

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 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 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 Nigams specification for which payment will be made as per prevailing Discom store issue rates,

11 KV line

11 KV line Dismantle Charges 60%@

Fixing of 11 KV 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.

11 KV DISC INSULATOR Dismantle Charges 60%@

Fixing of shackle insulator with hardware.

Fixing of 11 KV pin insulator with pins.

11 KV PIN INSULATOR WITH PINS Dismantle Charges 60%@

Fixing of L T pin insulator with pins.

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

Insulated RABBIT HT/LT

ACSR RABBIT

ACSR RABBIT Dismantle Charges 50%@

ACSR WEASEL

ACSR WEASEL Dismantle Charges 50%@

Drawing of overhead ABC conductor (Areal bunched cable)on existing erected pole/support including laying. Jointing,stringing complete in all respect.

1cX25 + 25 Sq mm

1cX25 + 25 Sq mm Dismantle Charges 50%@

3cx16+25 Sq mm

3cx16+25 Sq mm Dismantle Charges 50%@

3 Nos. of earthing of 11/0.4 KV distribution transformer /sub-station with 3 pieces of M.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/25x3mm (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.

Please Enable Macros to View BoQ information