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| 1 | SH : SINKING OF SBDTW |
| 2 | Drilling and boring pilot hole in any soil strata by manual means, collection of soil samples of different strata met with during drilling at various suitable levels, preservation of samples in polythene bags / sample boxes and disposal of excess soil or mud, including the cost for water etc. as required to maintain the pilot hole properly as per specification and direction of the Engineer - in - charge.i) 100 mm dia |
| 3 | Reaming of pilot hole to an enlarged bore hole in any soil strata by manual means, disposal of excess soil or mud, including the cost for water etc. as required to maintain the bore hole properly as per specification and direction of the Engineer - in - charge.i) from 100 mm dia pilot hole to 250 mm bore hole |
| 4 | Providing & lowering of UPVC pipe as per IS:12818 after washing of the bore hole by manual means as per specification and direction of the Engineer - in - charge. |
| 5 | CM\" Casing pipe |
| 6 | 150 MM DIA |
| 7 | 100 MM DIA |
| 8 | \"RS\" pipe |
| 9 | 100 mm dia |
| 10 | Providing and fixing of UPVC end cap / well cap suitable for UPVC \"CM\" casing or \"CS\" casing or \"RS\" pipes as per specification and direction of the Engineer - in - charge. |
| 11 | 100 mm dia |
| 12 | 150 mm dia |
| 13 | Providing and fixing of UPVC reducersuitable for UPVC \"CM\" casing or \"CS\" casing or \"RS\" pipes as per specification and direction of the Engineer - in - charge. i) 150 x 100 mm dia |
| 14 | Providing and shrouding of the deep tube well assembly with washed pea gravels ( 2.0 - 4.75 mm effective size ) as per specification ( IS : 4097) and direction of the Engineer - in - charge A) with contractor\"s rigIi) pea gravels obtained from Golaghat, Assam. |
| 15 | Providing and fixing of housing clamp ( made with 12 mm thick MS sheet ) along with well cap (made with 10 mm thick MS sheet ) with necessary arrangements for SBDTW as per specification and direction of the Engineer - in - charge.iii) 150 mm dia |
| 16 | Washing and development of tube well by using hand pump or by any suitable method and testing of the well as per specification and direction of the Engineer - in - charge. |
| 17 | SH : PUMPING ARRANGEMENT |
| 18 | Providing, Installation, Commissioning and Testing of Solar Photovoltaic Water Pumping System as per required load for operation of submersible AC Solar pump in/c additional 32 mtr. submersible 3 core coper flat cable (2.5 sq.mm size) along with 40mmGI pipe (medium class) (total 21 mtr long column assembly and approx 6 mtr for making connection with delivery pipeline ) in/c fitting fixing of necessaryG.I. Socket, G.I. bend, short piece/ nipple, 40 mm x 40 mm x 25 mm G.I. unequal tee for scour line, GI fullway valve (25 mm & 40 mm dia.), 40 mm G.I. union, etc. complete with all electro-mechanical accessories in water supply scheme comprising of SPV arrays contain required number of SPV module with cells of mono/ polycrystalline type (As per IEC61215, 61730 & 61701 with RFID tag) with minimum IP68 protection for junction box, having same capacity, type and specification connected in series or parallel to obtain the required voltage or current outputwith minimum PV array of required capacity measured under Standard Test Conditions (STC).(Use of PV modules with higher power output will be preferred), along with necessary mounting structure ( hot dip galvanized iron structures of adequate strength and appropriate design suitable for mounting SPV Module at a minimum height of 5 ft on existing RCC base to avoid flood water as per approved drawing, Solar Pump control panel comprising SPV Controller with built in Maximum Power Point Tracker (MPPT), full protection and diagnostic mechanism with minimum IP54 protection (as per IEC 61683/ IS 61683) and other necessary protection devices, necessary cabling work (All cables shall be as per IS 694. Suitable size of cables shall be used in sufficient for inter-connection between SPV array to SPV Controller and the SPV controller to solar powered pump set. Selection of cables should be as per IS 14536) and all other allied accessories (all components shall be as per MNRE guideline) including installation at site, complete in all respect to provide desired power output and satisfactory trial & testing as per direction of the Engineer-in-Charge. |
| 19 | ii) 3 HP submersible AC Solar pump (Flow Rate: 74-122 cu.m / day, Head Range : 41-28 m ) with minimum PV array capacity of 3000 watt (10 modules) measured under Standard Test Conditions (STC) along with hot dip G.I.mounting structure (2 poles suitable for 5 SPV module/pole) |
| 20 | Trial run & commissioning of the scheme in all respect as per direction of the Engineer in Charge |
| 21 | Providing and placing on terrace (at all floor levels) polyethylene water storage tank ISI : 12701 marked with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflowpipes but without fittings and the base support for tank. |
| 22 | Excavating trenches of required widthfor pipes, cables etc. including exacavation for sockets, dressing of sides where required, ramming of bottoms, depth upto 1500 mm(slope-1 in 200)including getting out the excavated soil and backfilling of soil as required after laying of pipeline, in layers not exceeding 200 mm in depth including consolidating each deposited layer by ramming, watering etc. and disposing of surplus excavated soil with all required leads as per Chapter - 2 of CPWD specification and direction of the Engineer - in - charge.A). For UPVC pipes in new worka). In all kinds of soil i). For pipes not exceeding 90 mm dia |
| 23 | Providing, fixing and laying rigid UPVC pipes conforming to IS : 4985 jointing with couplers, of same class conforming to IS : 10124 ( Pt-II ) with solvent cementconforming to IS : 14182 including testing of joints complete ( but excluding the cost of specials like bend, tees etc. which will be paid separately ) as perCPWD specification and direction of the Engineer - in - charge. A). Class - 3 ( working pressure 6.0 kg / cm2) |
| 24 | 40 mm OD |
| 25 | 50 mm OD |
| 26 | 2.18. Providing and fixing G.I. pipes of medim class as per IS : 1239 with latest amendment complete with G.I. fittings and clamps, including cutting and making good the walls etc. complete as per chapter 20 of CPWD specification and direction of the Engineer - in - charge.A. Internal work - Exposed on wall. |
| 27 | i. 15 mm dia. nominal bore |
| 28 | ii. 20 mm dia. nominal bore |
| 29 | vi. 50 mm dia. nominal bore |
| 30 | Providing and fitting fixing PVC / plastic bib cock conforming to IS : 9763 in hydrant points at different location as per specification & direction of the Engineer-in-chargei. 15 mm dia PVC /plastic bib cock |
| 31 | Providing fitting fixing 150 mm dia pully for lifting of water in/c necessary welding clamping etc as per direction of the engineer in charge. |
| 32 | Constructionofsurface drain 250 mm. wide, 150 mm.deepand125 mm. side walls with 2nd class brick masonry work 1:4(1 cement: 4 river sand) on 100 mm. thick cement concrete bed of mix 1:5:10(1cement:5river sand: 10 jhama aggregate 40 mm. nominalgauge)and cement concrete 1:2:4 mix (1 cement: 2 river sand sand: 4 jhama aggregate 12.5 mm.nominal gauge) in drains including finishing. |
| 33 | SH : FENCING WORK AROUND SBDTW |
| 34 | Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.- All kinds of soil: |
| 35 | Supplying and filling in plinth, under floor, foundations etc. with sand (fine) from local quarry with all lifts including spreading in horizontal layers, watering, grading to required slope, ramming, consolidating and compacting each layer by using plate compactor or by any suitable method complete |
| 36 | Providing and laying in position cement concrete ofspecified grade excluding the cost of centring andshuttering - All work upto plinth level:xiii) 1:3:6 ( 1 Cement: 3 fine sand : 6 graded well burnt brick aggregate 20 mm nominal size) |
| 37 | Providing structural steel work in single section fixed with or without connecting plate including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete as required. |
| 38 | Providing and fixing hard drawn steel wire fabric 75x 25 mm mesh of weight not less than 7.75 Kg per sqm including 25x 5 mm flat M.S beading |
| 39 | Painting with synthetic enamel paint of approved brand and manufacture to give an even shade [Payment shall be made after submission of Test Certificate issued by the Manufacturer]: 12.47.1 Two or more coats on new work |
| 40 | Providing and laying in position specified grade of reinforced cement concrete excluding the cost of centring, shuttering, finishing and reinforcement-\"-All work upto plinth level:i) 1:2:4 ( 1 Cement: 2 fine sand : 4 graded stone aggregate 20 mm nominal size) |
