SOLAR POWERED MDTW SCHEME AT NARAINPUR PT-IV UNDER HAILAKANDI LAC (1 POINT

Amount

Movement of drilling Rig, Tools & Plants, Accessories including drill pipes, casing pipes etc. to drilling site and back.

Boring of DTW of bore hole up to 450mm dia and up to a depth of 70 M or up to required depth by RC/DR Drilling Rig including supply and transportation of all required tools & Plants, materials & labour to site to perform the job in complete as directed in alluvium areas ( means areas where the strata comprises of loose, unconsiolidated materials like clays, silts, sands gravels, pebbles, cobbles and boulders) as per IS:2800 (part-1) of 1991. ( soil sample must be collected & keep properly at every 3.00 M interval of depth in boring. The job also include movement of rig by making temporary approach road etc. to the field up to distance of 1000M).

Supply, lowering & installation in tube well 200mm PVC housing pipe / blind pipe of wall thickness of 10.0 mm to 11.2 mm for casing assembly including supply of well cap, sockets, reducer, MS housing clamps etc. as required as per IS : 12818-1997 of length 3.00 M of repute brand like Oriplast / Jindal / Prince etc. and as directed.

Supply, lowering & installation in tube well 200mm PVC Ribbed filter / blind pipe of wall thickness of 10.0 mm to 11.2 mm for casing assembly including supply of well cap, sockets, reducer, MS housing clamps etc. as required as per IS : 12818-1997 of length 3.00 M of repute brand like Oriplast / Jindal / Prince etc. and as directed.

Shrouding the DTW assembly by river pea gravel of size 4 mm to 8 mm free from sand / dust and any other foreign materials after screening / stacking at site including supply, transportation, labour etc. complete as directed

Developing of TW :- Developing the Tube well assembly by air compressor of capacity 8-12 kg/sqcm so as to get sand free discharge including trial pumping and providing following data as directed. 1. Static water level 2. available average discharge 3. Drawdown at different discharge (arrangement of Pump for trial pumping is in the scope of the work)

Supply & Installation of Solar Pumping System: (a) Solar Submersible Standalone Pump set with 7.5 HP AC Induction motor and Solar Power Controller Unit Conform IEC 6168311:1999) with overload, overunder voltage, short circuit protection, suitable for 200 mm bore well and discharge capacity approx 1400 LPM at 10 M head (Dynamic Head Range 10- 20 Mtr and Shut off head 30 M) working at 8000 Wattp of solar power along with Cables, Inverter external box, surge suppressor, DC MCB & all necessary accessories like, 2(two) pairs of Assembly support clamps, 10(ten) nos. of Cable clamp / clip, 1 (one) no. of Delivery bend, 20(twenty) mtr. column pipe, 1(one) no. of Short pipe of 1.5 Mtr. length of required diameter, 40(forty) mtr.(approx.) Flat flexible cable (motor to controller) as per latest MNRE norms and as per IS. (b) Supply, fitting-fixing and testing & commissioning of Solar PV modules conforming to IEC 61215 specification or equivalent National or International standards consisting of solar panels framed in anodized aluminium frame of 8000 Wp (approx.) considering 7.15 kWh/ M2/ Day of solar insolation under standard test condition on horizontal surface with tolerance (+/-) 15% and hot dipped galvanized(minm 80 micron thickness) mounting mild steel structure of rectangular hollow sections, angles, heavy duty pipes of dia 150 mm (all materials duly IS marked) for providing sufficient strength with dual axis manual tracking arrangement which can withstand load of modules and high wind velocities upto 150 Km/hr including RCC foundation designed against all possible loads (Dead, Live and imposed load), Controller conform to IEC 61683-1999 & IEC 60068-1-2, IEC 60068 2- (2, 14, 30, 78) ( The series and parallel combination of Solar Modules to be done in such a way that Jalverter/ Controller input voltage requirement is met i.e. System Vmp> 587 V & System Voc < 800 V) and necessary connection cables, pipes to the water trough and other accessories, etc. complete in all respect as directed (Controller to be installed with suitable arrangement on the body of the pole of mounting structure with rain proof provision. SPV panel should be of reputed make like TATA/Bikram/Waaree etc. and carry at least 20 years warrenty & Comprehensive maintenance for 1 year and should installed preferably above HFL) (c) Earthing with 50 mm dia Gl pipe 3.64 mm thick x 3.04 Mts. long and 1 x4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts5, double nuts, double washers incl. S &F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. Below the ground level as below:(a) By ISI-Medium Gl pipe including excavation of soil tor installation of Earth Electrode and filling & Tamming and connecting to individual structure to earth electrode including S&F 20 mm x 3 mm galvanized (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc. (d) Lightning protection (Arrestor)(pole mounted)(Lightning protection with 3" X 1.5" G.I pipe of 4 mts height with base flange in proper RCC foundation and S & F Lightning Conductor Air Terminal made of 20 mm dia 1000 mm long Gl pipe (ISI Medium) having five discharge prongs of 4 SWG GI (Hot Dip) wire at top duly soldered with 7/16 stranded GI (Hot Dip) wire and 85 mm dia 65 mm thick Gl base plate at bottom incl. necessary holes etc including supply & fixing GI (Hot Dip) strips 20 mm x 3 mm thick for horizontal run on the /Roof with GI Saddles 1100 mm apart. NB :- 1. Solar Pump set should be of reputed make and carry 5 years warranty/ guarantee 2. Flow Range 90L per Wp of PV array from TDH of 10 M 3. Controller DC Input Voltage: (i) System Vmp 587 V & (ii) System Voc < 800 V 4. Controller Conforming to : IEC 61683-1999 & IEC 60068- 1-2,IEC 60068-2-(2,14,30,78)

Supply, fitting-fixing of Heavy duty CIDF sluice valve inside screw, non raising, vertical spindle type with hand wheel operation need of water purpose. The rotation of closing should be counter clock wise. The holes of the flange should be drilled as per BSS No. 10 , Part-I, Table-D. All materials construction and components should strickly conform to IS : 14846-2000 and having marked with manufacturers name and trade mark in the delivery pipe layout as directed / as per drawing along with HD GI flange, pipe joining materials and painting in complete as directed. (.100 mm dia)

Supply, fitting-fixing of Heavy duty CIDF Reflex valve, swing check type with bypass arrangement, horizontal operating. The holes of the flange to be as per BSS No. 10, Part-I, Table-D and the material, construction and all components should strictly conform to IS : 5312 (Part-I)-2004 and having arked with manufacturers name and trade mark in the delivery pipe layout as directed / as per drawing along with HD GI flange, pipe jointing set and painting in complete as directed.(100mm)

Supply, fitting-fixing of delivery pipes of 80/100 mm dia GI / fabricated GI pipes (HD of repute brand with ISI marked) with flange at both end / wherever required with pipe jointing sets, including painting in complete as per drawing / specification including temporary pipe support as required and as directed.

Ftting-fixing of MS / GI bend of 80/100mm dia x 450 / 900 / 1200 with GI / fabricated GI pipes with flange at both end and pipe jointing sets, including painting as per drawing / specification as directed

Supply, fitting-fixing of surge tank of size 900m dia x 1250mm long made of 4mm MS plate with raiser assembly of size 75mm dia x 6.0m long and S-band of size 200mm x 1600mm long made of 4mm MS plate including painting the above with one coat of synthetic enamel primer fllowed by 2 (two) coats of successive synthetic enamel/ bituminous black paint and made provision for mounting the surge tank on a specified foundation by nuts & bolts of suitable size as per drawing & specification as directed.

Earthwork in excavation trenches of walls, retaining walls, footing of columns, steps and septic tank including refilling (return filling) the quantity as necessary after completion of works, breaking clods in return filling, dressing, ramming, watering etc. and removal of surplus earth with all lead and lift upto 2 metre as directed and specified in following classification of soils, including bailing out of water where necessary upto depth below the existing ground level as mention in the approved drawing and as directed and specified.

Supplying, fitting, fixing PVC Pipes (IS 12818, 6kg/cm2), joining pipes with relevant cement, levelling, testing leakages etc. complete as directed. (Cost of E/W foundation trenches will be paid separately).(160 MM)

Supplying, fitting, fixing PVC Pipes (IS 12818, 6kg/cm2), joining pipes with relevant cement, levelling, testing leakages etc. complete as directed. (Cost of E/W foundation trenches will be paid separately).(110 MM)

Supplying, fitting, fixing PVC unequal tee joining with pipes with solvent cement, testing leakages etc. complete as directed.(160MM*160MM*110MM)

Supplying, fitting, fixing of PVC threaded coupler (FTA) of size 110 mm dia fitting with solvent cement as per specification including local carriage, testing leakage etc, complete as directed.(160MM*160MM*110MM)

Supplying, fitting, fixing PVC reducer joining with pipes with solvent cement, testing leakages etc, complete as directed.(160MM*110MM)

Supplying, fitting, fixing, joining of PVC end cap fitting with solvent cement as per specification including local carriage, testing leakage etc, complete as directed.SIZE 160MM

Supplying, fitting, fixing, joining of PVC end cap fitting with solvent cement as per specification including local carriage, testing leakage etc. complete as directed. SIZE 110 MM

Earthwork in excavation of foundation trenches including filling up sides of trenches and removal of spoils after completion of foundation, dressing, ramming, shoring etc. complete including bailing out water, where necessary, in ordinary soil.

C.C work in proportion 1:3:6 in foundation / abutment / piers / wing walls etc.with hard broken stone agg. of size 13 mm to 38 mm including curing with necessary timber shuttering, scaffolding etc.where necessary complete as directed. (Shuttering, scaffolding cost will be paid separately).

1st class brick work in cement mortar in abutment and wing wall, parapet wall etc.including racking out joints and curing etc. complete. (In proportion 1:4

12 mm cement plastering including clearing surface and curing complete as directed. In prop. 1: 4

Supplying, fitting, fixing 110 mm dia PVC Rising pipe from the toe of main line including local carriage, testing leakage etc. complete as directed.

Supplying, fitting, fixing PVC bend pipe size joining with pipes with solvent cement, testing leakages etc. complete as directed. 110 MM

Supplying, fitting, fixing PVC Pipes (IS 12818, 6kg/cm2), joining pipes with relevant cement, levelling, testing leakages etc. complete as directed. (Cost of E/W foundation trenches will be paid separately).110 MM

Earthwork in excavation trenches of walls, retaining walls, footing of columns, steps and septic tank including refilling (return filling) the quantity as necessary after completion of works, breaking clods in return filling, dressing, ramming, watering etc. and removal of surplus earth with all lead and lift upto 2 metre as directed and specified in following classification of soils, including bailing out of water where necessary upto depth below the existing ground level as mentioned in the approved drawing and complete as directed and specified.

Providing and Laying in position cement concrete of Specified grade excluding the cost of centering & shuttering -All work up to plinth Level- 4.1.5 1:3:6(1Cement:3coarse Sand(Zone-III) derived from natural source : 6 graded stone agg.20 mm nominal size derived from natural source.

Steel reinforcement for RCC work including straightening cutting bending, placing in position and binding all complete upto Plinth level, 5.22.6- Thermo Mechanically Treated bars of grade Fe-500 D or Mor

Providing Shuttering & Proppoing etc and removal of form for 5.9.3 suspended floors, roofs, landings,balconies and access.Platform (5.9.6 ):- Lintels,beams,plinth beam,girders,bressumers, and cantilevers & (5.9.6) Column, Pillars, Piers, Abutments, post and Struts.

Providing Shuttering & Proppoing etc and removal of form for 5.9.3 suspended floors, roofs, landings,balconies and access.Platform (5.9.6 ):- Lintels,beams,plinth beam,girders,bressumers, and cantilevers & (5.9.6) Column, Pillars, Piers, Abutments, post and Struts.

R.C.C. work in walls (any thickness), including attached pilaster, butteresses plinth and string course , fillets columns, pillars , piers, abutments, posts and struts etc above plinth level upto floor five level excluding cost of centering shuttering , fininshing and reinforcement 1:1.5:3(1 Cement: 1.5 Coarse Sand & 3 graded stone Agg)

Brick work with common burnt clay moulded bricks of class designation 7.5 in foundation and plinth 6.2.1. Cement mortar 1:4 (1 Cement:4 Coarse Sand)

Providing and fitting G.I. Chain link fabric fencing of required width in mesh size 25x25 mm made of G.I. wire of dia 3mm including strengthening with 2 mm dia wire or nuts ,bolts and washer as required complete as per the direction of Engineer incharge.

Providing and fitting M.S. grills of required pattern in frames of windows etc. M.S. Flats square or round bars etc including painting coat with approved steel paints of complete. Fixed to steel windows by welding( Qnty as per analysis)

Supply of sign board made of 1.60mm thick MS iron sheet fitted with steel frame of size 1.05 m x 0.75m fixed with 2 Nos. 50mm dia GI (medium) pipes 2.10m above and 0.60m below ground fitted with C.C. work in proportion 1:3:6 and size 0.45m x 0.45m x 0.60m below ground including painting with approved paint including writing letters complete as directed.

ABUL HUSSAIN CHOUDHURY

IMRAN HUSSAIN BARBHUIYA

NIRANJAN CHANDRA PAUL