Di-dieselization of Purandiara Kathalbari DTWS (Point No-3)

Civil Works (Pump House)

Item No. 1.01 : Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. (15.2.1) Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Item No. 1.02 : Dismantling roofing including ridges, hips, valleys and gutters etc., and stacking the material within 50 metres lead of: (15.28.1) G.S. Sheet.

Item No. 1.03 : Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate) finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete. (11.3.1) 40 mm thick with 20 mm nominal size stone aggregate.

Item No. 1.04 : Providing corrugated G.S. sheet roofing including vertical / curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to any pitch in horizontal/ vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. (12.1.3) 0.63 mm thick with zinc coating not less than 275 gm/ m².

Item No. 1.05 : Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia & length (hold fast lugs or dash fastener shall be paid for separately). (9.1.2) Sal wood.

Item No. 1.06 : Providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows, fixing with butt hinges of required size with necessary screws, excluding panelling which will be paid for separately, all complete as per direction of Engineer-in-charge. (Note: Butt hinges and necessary screws shall be paid separately). (9.5.1) Second class teak wood. (9.5.1.1) 35 mm thick shutters.

Item No. 1.07 : Applying priming coat: (13.50.2) With ready mixed aluminium primer of approved brand and manufacture on resinous wood and plywood.

Item No. 1.08 : Finishing with Deluxe Multi surface paint system for interiors and exteriors using Primer as per manufacturers specifications : (13.48.1) Two or more coats applied on walls @ 1.25 ltr/10 sqm over and including one coat of Special primer applied @ 0.75 ltr /10 sqm.

Mechanical Works

Item No. 2.01 : Withdrawal of Submersible Pump set/ Vertical Turbine Pump set from bore well for repairing or maintenance in complete including supply of all materials required for the work including carriage of the pump set to workshop or Sub-Divn. HQ as directed.

Item No. 2.02 : Supply, Installation, Testing & Commissioning including transportation at site of electric motor driven submersible pump-set (20 HP/ 2900 RPM) and assembly of KSB/ KK/ CALAMA/ LUBI make as approved by Deptt. suitable for discharge capacity of 0.0566 cumec at 20 Mtr head conforming to IS: 8034–2002 including supply of all materials required for the work like column pipe of required diameter up to 20.00 Mtr length (as per IS: 1239 Part-II) The column pipes of 20 Mtr (approx) length should consist 6 nos of 3.0 Mtr length & 1 no. of 2.0 Mtr length. Each column pipe should have both end threaded & one end socketed. Flat motor cable up to 50.00 Mtr, 2(two) pairs of Assembly support MS clamp of size 150 mm, 10 nos flat cable clamp, 1(one) no GI delivery bend of size 150 mm x 900, MS well cap of size 316 mm x 100 mm with provision to allow column pipe at centre, Starter stand made of MS angle ISA 5050, etc. in complete as directed. Apart from socketing, the column pipes should be joined by making MS angle joint for 150 mm dia column pipes with 3(three) pairs of clamp made of MS angle of size ISA 5050 to be welded on column pipe including supply of 3(three) nos of nuts& bolts (HT) of size 16 mm dia x 250 mm L at site as directed. The efficiency of the pump should not be below 75% of the rated duty point.

Item No. 2.03 : Fabricated heavy duty G.I Pipe confirming to I.S- 1239 (Part-I) 2004 with G.I Flange at both end (G.I Flange having 8 nos hole as per B.S.S-10 part-I table- D of size :- (K) 150 mm dia x 3.00 Mtr.

Item No. 2.04 : Fabricated heavy duty G.I Pipe confirming to I.S- 1239 (Part-I) 2004 with G.I Flange at both end (G.I Flange having 8 nos hole as per B.S.S-10 part-I table- D of size :- (D) 150 mm dia x 90 G.I Bend.

Electrical Works [Construction of 11 KV line and 63 KVA substation including Service connection (380M length, 30 M Span)]

Item No. 3.01 : ALIGNMENT OF HT LINE: Surveying and finalising the suitable tapping point in existing nearby 11 kV line in consultation with APDCL and Departmental Officers, marking the alignment of the line considering Right of Way, Feasibility etc. as required and as directed. (A) For first 500 M.

Item No. 3.02 : JUNGLE CUTTING: Jungle cutting including cutting of branches of trees and reclining Bamboos along the alignment of the overhead line providing clearance 1.5M either side and above the line as directed. Clearance must be ensured at the time of charging the line

Item No. 3.03 : SUPPLYING AND ERECTION OF PSC POLE : Supplying & Erection of PSC Pole conforming to IS 1678 of Standard Dimension and of following lengths for overhead Electric Lines including digging of Earth Pit (0.75m × 0.5m) to a depth ⅕th of the Pole Length with a PCC Base Plate of size 60 cm × 60 cm × 12 cm at the bottom, refilling as specified with hard ramming as directed. (C) POLE LENGTH 9.75 Metres. (III) Erected in 1:3:6 CC Foundation (0.45cm × 0.45cm) upto 30cm above GL (a)for 6 or more poles.

Item No. 3.04 : LINE SUPPORT : M S CHANNEL CROSS ARM : Supplying and erection of MS Channel Cross Arm of following sizes for 11 kV Line on PSC/ Steel Poles along with Clamps, Nuts & Bolts duly painted with Anti Corrosive Primer and Aluminium Paint including drilling of necessary holes as directed. (B) Of Size 75mm × 40mm × 6mm × 1100 mm.

Item No. 3.05 : CROSS BRACING : (A) Supplying and erection of Cross Bracing Sets for 11 kV Line on DP (Double Pole) Structure comprising of 2(two) Nos. of MS Angle of size 50 mm × 50 mm × 6 mm×2200 mmfitted horizontally and other 2 Nos. 3200 mm long fitted diagonally along with MS Pole Clamps, Nuts Bolts and washer duly painted with Anti Corrosive Primer and Aluminium Paint including drilling of necessary holes as directed.

Item No. 3.06 : 11 KV HT STAY SET : (A) In Hard Soil with Boulder Supplying and Erection of 11 kV HT Stay Set comprising of 19mm dia × 1.8 m Stay Rod, Anchor Plate, Bow, Thimble etc. including supply and erection of 7/10 SWG G I Stay Wire and 11kV Guy Insulator complete including digging of Earth Pit of size (0.9m × 0.9m) to a depth of 1.4 Metre, placing the Stay Rod with Plate, fixing thimble, bow etc. with Boulder packing (size 150mm to 200mm) and hard ramming to fill up half the pit and filling with hard soil packing upto the Ground Level as directed.

Item No. 3.07 : STAY WIRE : (A) Supply and erection of G I Stay Wire 7/10 SWG along with 11 kV Guy insulator, binding to existing 11kV Stay Set and the GI Pole Clamp, tightening to required extent as directed.

Item No. 3.08 : DISC INSULATOR : (A) PORCELAIN : Supplying and Erection of 11 kV Porcelain Disc Insulator 45 kN on existing Hardware Fitting on Cross Arm as directed.

Item No. 3.09 : HARDWARE FITTINGS : Supplying and Erection of Hardware Fittings (3u bolt) on existing MS / GI Channel Cross Arm with GI Nuts and Bolts for mounting 11 kV Disc Insulator 45 kN as directed.

Item No. 3.10 : CONDUCTORS : Supplying, Laying and Erection of Conductors of following size and specification for Overhead Line, binding to Insulators and Tensioning with Uniform Standard Sag including Jumpering connection as directed. (6.7.1) AAA CONDUCTORS : (D) AAA Raccoon Conductor - 7/3.81 mm.

Item No. 3.11 : LIGHTNING ARRESTOR ; Supplying and Erection of Metal Oxide gapless Lightning Arrestor of following specification on MS Channel with Clamps, Nuts & Bolts including drilling of holes and making of necessary connection with Line Conductors as directed. (D) 9 kV, 10 kA with Polymer body.

Item No. 3.12 : 11 kV GANG OPERATED SWITCH : Supplying, Fitting and Erection of 3-φ 11 kV Gang Operated (G.O.) Air Break Switch having nominal System Voltage of 12 kV, rated Voltage 11 kV, rated Frequency 60 Hz, and peak current in closed position 46 kA, conforming to IS 2544, IS 5340(Part- III) and IS 9921(Part I to V) suitable to opearate in all climatic condition of following current ratings on existing Channels complete with Operating Pipe and Handle including making of necessary Electrical Connections as directed. (B) 400 Amps.

Item No. 3.13 : 11 kV Drop Out(DO) Fuse Unit : Supplying and Erection of 3-φ 11 kV Drop Out (D.O.) Fuse Unit rated voltage 11 kV R.M.S. To 12 kV R.M.S., highest System Voltage 12 kV, each pole consisting of Polymeric insulator, all current carrying parts made of a highly conductive copper alloy and contact portion are silver plated for corrosion resistance and efficient current flow and the fuse tube made of fibre glass coated with ultraviolet inhibitr on the outer surface and having Arc Quenching bone fibre liner inside conforming to IS 9385/1983 of following current ratings on existing Channels complete with Barrel Fuse and making of necessary Electrical Connections as directed. (B) 400 Amps.

Item No. 3.14 : D.O. METAL PARTS : Supplying and Erection of D.O. Metal Parts for 11 kV D.O. (Drop Out)Fuse Unit including dismantling the existing unserviceable one as directed.

Item No. 3.15 : SUPPLY & ERECTION OF EARTH PIPE : A Supply & Erection of C.I. Earth Pipe 100 mm dia × 2.5 Metre long perpendicular to the ground including digging of Earth Pit, putting Salt and Charcoal in alternate layers surrounding the pipe along with fitting of hinged CI top Cover Plate and necessary C.C. work as directed.

Item No. 3.16 : G I EARTH WIRE : Supply & Erection of G.I. Earth Wire and Earthing of different Substation Items by connecting the existing Earth Pipes with G. I. Lugs as directed. (A) with 6 SWG G I Wire.

Item No. 3.17 : ERECTION OF TRANSFORMER : Supply including Erection of 5 Star ON-AN (Oil Natural, air Natural) Cooled Al/ CU-wound Distribution Transformer conforming to IS specifications 2026 (with latest amendments) with all standard accessories erected on double pole structure/ transformer pad including transportation and handling, loading and unloading etc,, securing it on existing Channel firmly with necessary clamps, nuts & bolts . as required, and making necessary connections on HV and LV sides as directed (Cost of DP structure /Pad extra. (8.1.2) Capacity : 63 kVA, 11 kV/0.433 kV (5 Star Dyn) - Al wound. (A) Cost including Supply of Transformer.

Item No. 3.18 : LAYING OF LT/HT POWER CABLES : (9.1) Supply and Laying in Air/ Open Trench : (A) Supply and Laying of Single Core PVC/ XLPE Insulated Armoured LT Power Cable 1.1 kV Grade with Al Conductor in existing open trench/ in air including fixing with necessary clamps etc. in wall/ pole/ other support including End Termination with Brass Compression Gland and Cable Lug as required and as directed. (A)(i) Size of Cable : 50 Sq mm × 1 core(4 line).

Item No. 3.19 : LT FEEDER

Electrical Works (PANEL BOARD AND ACCESSORIES)

PANEL : (E) Supplying including erection of powder coated LT Feeder Panel /Metering Panel for 250 kVA DTR of size (800mm × 1200mm × 400mm)made of 16 SWG CR sheet and 40mm × 40mm × 6mm MS angle having CR sheet roofing containing Cu Busbar and 1 no 400 A FP MCCB, (50kA) making necessary connection through copper cable complete as directed.

Item No. 5.01 : LTCT TRIVECTOR ELECTRONIC ENERGY METER : Erection & Commissioning LTCT Trivector electronic energy meter including making necessary payment to APDCL for CTs, meter security etc. as reqd and as directed.

Item No. 5.02 : TESTING & COMMISSIONING OF HT LINE : Testing and commissioning of the 11kV line including making payment for necessary Inspection Fee and obtaining charging approval from competent authority (Electrical Inspectorate) as directed.

Item No. 5.04 : DOCUMENTATION : Liaisoning with APDCL, Forest Department, Electrical Inspectorate etc. right from start till Commissioning of the HT Line/Substation, Preparation of all necessary documents like Agreement and Affidavit required for new Power Connection, obtaining No Objection Certificate from Forest Department where necessary complete all arrangement for charging the Installation as required and as directed.

Item No. 5.03 : SECURITY FENCING AROUND SUBSTATION : Providing Security fencing around the S/S with GI chain link net, woven with 10 SWG wire with mesh 7.5cm × 7.5cm to be erected on GI angle 40 mm × 40mm × 5mm, with necessary C C grouting, with a fencing height of 1.8 mtr, having a hinged door, fabricated with flat GI strip boundary and cross bracing, complete including supply of all materials, excavation refilling etc as reqd and as directed.

Item No. 4.02 : SUB LT PANEL BOARD with SDF : (1.2.1) For 20 HP Pumpsets : Specification of Panel board : Supplying, installation, testing & commissioning of indoor type floor mounted, cubical type compartmental, dust and vermin proof (as per IP-54) LT Motor Control Sub Panel Board of following capacity and size, made out of 16 SWG CR Sheet and 40mmх 40mmх 6mm angle having four nos. of legs of 400 mm length at the bottom, with folded and welded construction having dismantling doors at the back, surface chemically treated and Siemen's grey powder coated, containing Motor Control Switches and Ammeters and Voltmeters as specified, neatly installed and internally wired with best quality multi-strand, PVC insulated Single core unsheathed, HRFR copper wir

Item No. 5.05 : TESTING & COMMISSIONING OF TRANSFORMER : Testing and commissioning of the Substation alongwith obtaining necessary approval for charging from competent authority including payment of Inspection Fee, Arranging for Test Report etc. as required and as directed for following kVA Capacity. (8.2.4) Capacity :250/315 kVA, 11 kV/0.433 kV

Item No. 6.01 : Supply, Installation, Testing and Commissioning of LED RGB/RGBW floodlighting luminaire for facade lighting with Die-cast aluminium housing, powder-coated finish, of following wattage. Luminaire shall be capable of producing dynamic color changing light for with 16 million colors by DMX/Ethernet based control. The beam angle of the fitting shall be narrow, medium, wide or asymmetric as per the requirement. Luminaire shall be complete with driver and capable of operating at line voltage without any separate power supply from 100-270 V AC, 50 Hz with power factor > 0.9 . Fixture shall be suitable to operate at an ambient temperature range of - 10°C to +50°C and shall be IP 65 and IK 06 rated. Lifetime shall be at least L70:50000 burning hours at 50°C. Luminaire shall be conforming to BIS (IS 10322) and shall be complete with all necessary accessories required for proper working of fixture including weather proof connection cables, water proof connectors etc. as required. 1.3. 250 W (For External Illumination)