Public Works Department-PWD has published Sinking Of Tube Well ( 155 Mm X100 Mm X90 Mtr Depth ) In West District, Tripura Under Pmksy ( Hkkp ) - Ground Water Irrigation During The Year 2019-20 ( Phase-Ii ) ( For 23 Nos Sbtw ) / ( Dukli Block ) .. Submission Date for this Tender is 25-06-2021. Tube Well Tenders in Agartala Tripura. Bidders can get complete Tender details and download the document.
Sl. No. | Item Description |
1 | Excavating trenches of required widthfor pipes, cables etc. including excavation 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 (all kinds of soil). A. For UPVC pipes in new work not exceeding 90 mm dia. |
2 | Construction of Barak Bamboo scaffolding for drilling & lowering of tube well including cutting a tank 2.00 m X 2.00 m X 0.90 m size in drilling point & connecting the two tank with 0.3mt width & 0.15m deep drain. |
3 | 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 |
4 | 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. |
5 | 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" housing pipe i) 150 mm dia |
6 | ii) 100 mm dia PVC Filter |
7 | B) "RS" pipe i) 100 mm dia casing pipe |
8 | 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 ii) 50 mm dia. |
9 | 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. |
10 | ii)65 x 50 mm dia. |
11 | Providing and shrouding of the deep tube well assembly with washed pea gravels ( 4 - 8mm effective size ) as per specification ( IS : 4097) and direction of the Engineer-in-charge. ii) with pea gravels obtained from Golaghat, Assam. |
12 | 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. |
13 | Providing and installation of 3 HP (single/three phase)submerssible Pump (Electrical) as per relevent IS code with LT control pannels connected with 100 mtr insulated cables from the distribution lines, 2 nos. electric pole of 8.5 mtr long, 7/16 cable, well cap, housing clamp, column pipes, single /three phase earthing, motor starter, control panel box with locking arrangement with all accessories complete as per direction of the Engineer-in-charge. |
14 | Providing and fixing of PVC Union Joints ( Medium class ) with the pipe line including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge.i) 50mm dia |
15 | 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 4.0 kg /cm²) i)50 mm OD. |
16 | Providing, fixing and laying fabricated UPVC bend of required degree conforming to IS : 10124 ( part 8 / 9 / 10 / 11 / 12 / 13 ) with solvent cementconforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in -charge. i) 65 mm dia |
17 | ii) 50 mm dia |
18 | Providing, fixing and laying fabricated UPVC equal tee conforming to IS : 10124 ( Part 5 ) with solvent cementconforming to IS : 14182 including testing of joints complete as per CPWD specification and direction of the Engineer - in - charge. i) 50 x 50 mm dia |
19 | Providing and fitting fixing of G.I hydrant making with 0.40 m horizontal and 1.25 m vertical G.I pipe (medium) suitable for fitting fixing of UPVC distribution line as per direction of the Engineer-in-charge. i)50 mm x 40 mm |
20 | Hydrological & Geological Investigation for site selection. |
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