Public Health Engineering Department-PHED has published Construction Of 125 Mm Dia Machine Drilled Hand Pump Wells At Aanganwadi Centres Falling Under The Jurisdiction Of Phe Sub-Divisions Of Pattan And Kreeri In District Baramulla. Submission Date for this Tender is 06-08-2021. Hand Pump Tenders in baramulla Jammu And Kashmir. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 02-Aug-2021 | corrigendum | Technical Bid | 06-08-2021 |
| Sl. No. | Item Description |
| 1 | Drilling of the hand pump well air rotary drilling Rig unit suitable for lowering MS Casing of 125mm dia in suitably drilled bore hole as per specification laid down in IS 2800 (Part-I) with up to date amendments. The job is to be done in all kinds of soils, boulder, rocks collapsible strata, saturated soils, artisan conditions by ODEX/DTH attachments including the cost of all consumables, like fuel, lubricants and other accessories complete in all respects whole in consolidated/semi consolidated/boulder formation up to desired depth. The job also includes the cost of pipe materials, (MS 125mm) and lowering of casing assembly, and its subsequent welding after every ten feet, up to the drilled/desired depth. The casing is to be slotted as per the site requirement. The Job includes following activities and the items. Collection of soil samples. Power supply arrangement required during drilling etc. P/F of well cap as per IS code 2800 with latest/up to date amendments, till the bore hole well is hammered Recording the strata details in the Drilling Job card. Development of tube well with back wash method with air compressor of minimum capacity 1000 CFM (300 PSI air delivery system) with suitable arrangements till well is thoroughly developed in all respects as per the direction of in-charge Engineer. |
| 2 | Supply, Installation testing and commissioning of India Mark II hand pumps assembly comprising of cylinder, Head, Handle assembly, front cover, Handle-Axle, washers bolt, risers & the connecting rods. The minimum submergence of the cylinder shall not be less than 30 ft and the number of connecting rods and the risers shall depend on the drilling depth of the well and the SWL of the well. |
| 3 | Providing and laying of circular cement concrete block of 1.5m dia and 0.3m (1 ft.) deep in a mix of 1:3:6 to give the adequate strength to act as a sanitary block for the well and to grout the hand pump assembly in order to make it robust to resist shock load observed while pumping. In case the suitable space for the above specification is not available, the surface area is to be adjusted according. The block comprises of a mud mat of 4 inch height and then laying of 8 inch cement concrete with suitable drainage. The block should have aesthetically good appearance. |
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