Public Works Department-PWD has published Tender For Construction Of 10 (Ten) Nos Small Bore Deep Tube Well Including Extension Of Pipeline, Fhtc With Hydrant Post And Platform With Other Allied Works Under Uncovered Awcs Of Dws Sub-Division Tulashikhar (Gr-Ii). Submission Date for this Tender is 02-04-2024. Tube Well Tenders in Khowai Tripura. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | 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 of for bentonite, water etc, as required to maintain the pilot hole properly as per specification (IS: 2800 (part-I) and direction of the Engineer-in-charge. a) 100 mm dia |
| 2 | 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 of bentonite, 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 |
| 3 | Washing and development of tubewell by using hand pump or by any suitable method and testing of the well as per specification and direction of the Engineer-in-charge. |
| 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.A) "CM" Casing pipe |
| 5 | i) 150mm dia |
| 6 | ii) 100 mm dia |
| 7 | B) "RS" pipe, i) 100 mmdia, |
| 8 | Providing and fixing of UPVC reducer suitable for UPVC "CM" sasing or "CS" casing or "RS" pipes as per specification and direction of the Engineer-in-charge.(i) 150x100 mm dia |
| 9 | Providing and fixing of UPVC end cap suitable for UPVC "CM" casing or "CS" casing or "RS" pipes as per specification and direction of the Engineer-in-charge (i) 100 mm dia |
| 10 | 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 Rig (i) Per gravels obtained from Durgapur, West Bengal |
| 11 | 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) 125 mm dia |
| 12 | Supplying and fitting fixing of single phase motor set 2HP, head (as per requirement),160 to 220 V, 50hz At Various location in/c. trail run as per specification and direction of the Engineer-in-charge. |
| 13 | Providing and fixing to filter and lowering to proper levels 40 mm G.I. pipe for tube well including cleaning and priming the tube well as perCPWD specification and direction of the Engineer - in - charge. |
| 14 | Providing and fixing C.I. non-return valveofapproved quality as perof CPWD specification and direction of the Engineer - in - charge. i) 50mm dia |
| 15 | Labour cost of lowering of 2HP/3HP submersible pump with motor in/c column pipe assembly & transportation charges from workshop/office to site in/c testing |
| 16 | Supplying and fitting fixing of panel box of MS sheet with locking arrangement suitable for arrangement of all electrical accessories inside the box including service connection within 50.00 mtr length from I.T line with roof for rain water protection and 4 (four) Nos. stant by R.C.C work in all respect as per direction of the Engineer-in-charge. |
| 17 | Supplying and fitting fixing of single phase motor starter panel unit 3.0 HP / 2.0 HP capacity comprise with 2 pole unit conductor, over load rely, capacitors, volt meter, amp meter of BCH/L&T make with necessary copper wire etc. complete as per direction of the Engineer-in-charge |
| 18 | Providing and fitting fixing steel sheet enclosed switch fuse unit(suitable for DIN fuses), triple pole with Neutral Link (TPN),415/500 Volt, L & T / Havells / BCH make etc. completeas per specification and direction of the Engineer-in-charge. 32 Amps. |
| 19 | Providing and fitting fixing with PVC insulated 3 coreflat Copper cable conforming to relevant IS code for submerssible motor with all necessary equipments and fittings as required as per specification and direction of the Engineer-in-charge.i) 2.5 sq mm |
| 20 | Excavating trenches of required widthfor pipes, cables etc. including exacavation for sockets, dressing of sides where required, ramming of bottoms, depth upto 1500 mm 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 Works. a. In all kinds of Soil i) For pipes not exceeding 90 mm dia. |
| 21 | Providing and fixing G.I. pipes medim class as per IS : 1239 with latest amendment complete with G.I. fittingsincluding trenching and refilling, cutting and making good the walls etc. complete as per CPWD specification and direction of the Engineer - in - charge. A) External Work |
| 22 | i) 15 mmdia. nominalbore |
| 23 | ii) 40 mm dia nominal bore. |
| 24 | Providing and fixing brass ferrule with C.I. cover conforming to IS : 2692 including boring and tapping the main as per CPWD specification and direction of the Engineer - in - charge. |
| 25 | i) 10 mm nominal bore |
| 26 | Providing and laying of flexible PVC pipe (conforming to IS:7634) complete as per specification and direction of the Engineer - in - charge (cost of earth work and fittings will be paid separately). |
| 27 | i)15 mm dia |
| 28 | ii) 20 mm dia |
| 29 | 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 Kg/ cm2) |
| 30 | i) 40 mm OD |
| 31 | Providing and fixing G.I. Bend /elbow in the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge. |
| 32 | i) 15mm dia |
| 33 | iii) 40 mm dia |
| 34 | Providing and fixing G.I. equal Tee with the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge. |
| 35 | ii) 20x20x20 mm dia. |
| 36 | v) 40x40x40 mm dia |
| 37 | Providing and fixing G.I. Reducer with the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge. |
| 38 | i) 15x20 mm dia |
| 39 | ii) 50x40 mm dia |
| 40 | iii) 40x15 mm dia |
| 41 | Providing and fixing G.I. union as per CPWD specification and direction of the Engineer - in - charge. |
| 42 | i) 15 mm dia. |
| 43 | ii) 20 mm dia. |
| 44 | v) 40 mm dia. |
| 45 | Providing and fixing of G.I. socket as per CPWD specification and direction of the Engineer-in-charge. |
| 46 | i) 15 mm dia. |
| 47 | ii) 20 mm dia. |
| 48 | v) 40 mm dia. |
| 49 | Providing and fitting fixing of G.I fullway valve as perCPWD specification and direction of the Engineer - in - charge. |
| 50 | i) 40 mm OD |
| 51 | Providing, fixing and laying fabricated UPVC end cap conforming to IS : 10124 ( Part 4 ) with solvent cementconforming to IS : 14182 including testing of joints complete as perCPWD specification and direction of the Engineer - in - charge. |
| 52 | i) 40 mm OD |
| 53 | Providing and fixing G.I. Nipple of medium class as perCPWD specification and direction of the Engineer - in - charge. |
| 54 | i) 15 mmdia75 mm long |
| 55 | ii) 15 mmdia150 mm long |
| 56 | 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-charge. |
| 57 | i. 15 mm dia PVC /plastic bib cock |
| 58 | Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto floor five level. Thermo-Mechanically Treated bars/ Cold twisted deformed steel bars |
| 59 | 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: |
| 60 | 4.1.12:- 1:2:4 ( 1 Cement: 2 fine sand : 4 graded well burnt brick aggregate 20 mm nominal size) |
| 61 | Centering shuttering including struttings, propping etc. and removal of form work for: |
| 62 | 5.8.1.1:- Foundations, footings, bases for columns etc. for mass concrete with timber plank |
| 63 | Earth work in excavation by mechanical means (Hydraulicexcavator) / manual means in foundation trenches ordrains (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 anddisposal of surplus excavated soil as directed, within a lead of 50 m. -All kinds of soil |
| 64 | 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. |
| 65 | First class brick work in foundation and plinth including cost of all materials as required complete:- 6.1.3:- In cement mortar 1:4 ( 1 cement : 4 fine sand ). |
| 66 | Half brick masonry work with second class bricks in foundation and plinth including cost of all materials required as required complete:- 6.11.3 In cement mortar 1:4 ( 1 cement : 4 fine sand ). |
| 67 | 12 mm cement plaster of mix 12.1.2:- Cement mortar 1:4 (1 cement : 4 fine sand) |
| 68 | Neat cement punning. |
| 69 | 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 overflow pipes but without fittings and the base support for tank. |
| 70 | Providing and fixing in position Precast RCC hydrant post of size 100 mm dia (made with reinforced cement concrete 1:1.5:3 (1 cement : 1.5 fine sand : 3 graded well burnt brick aggregate 1st class 12mm nominal size) and steel reinforcement (TMT bars) 3 nos. 8mm dia 950 mm long and 7 nos. 6mm dia ties including plastering the surface with 6mm thick cement mortar1:3 (1 cement: 3 sand) finished with a floating coat of neat cement including providing and embedding 15mm dia G.I pipe (medium class as per IS: 1239) with necessary G.I fittings like 2 Nos. elbow, 1 no. socket, 2 nos. nipple 225 mm long and fitting fixing of PVC bib cock with G.I socket complete with all earth work required including refilling etc. complete as per approved drawing (Drawing No. 06/CE/ACE/P&DU/DWS/2022-23), specification and direction of Engineer-in-charge. |
| 71 | Providing and fixing in position Precast RCC platform of size 900 mm x 900 mm x 100 mm with curb of size 75 x 75 mmkeping an opening of 200 mm wide for surface drain of 60 cm length of size (200 mm x 150 mm) in a suitable place for draining out of grey water made with cement concrete 1:1.5:3 (1 cement : 1.5 fine sand : 3 graded well burnt brick aggregate 1st class 12mm nominal size) and steel reinforcement (TMT bars) 6 nos. 8mm diain both direction including plastering the exposed surface with 6 mm thick cement mortar 1:3 (1 cement: 3 sand)for platform & 12 mm cement plaster 1:4 (1 cement: 4 sand) for surface drain finished with a floating coat of neat cement complete with all earth work required including refilling etc. complete as per approved drawing (Drawing No. 06/CE/ACE/P&DU/DWS/2022-23), specification and direction of Engineer-in-charge. |
| 72 | Providing and fixing to filter and lowering to proper levels 40 mm G.I. pipe for tube well including cleaning and priming the tube well as per chapter 20 of CPWD specification and direction of the Engineer - in - charge. |
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