Andaman Public Works Dept-APWD has published Tender For Renovation Of Existing Rain Water Harvesting Structure At Govt. Secondary School, Shivapuram Under Sub Division No.Iii, Nacd, Apwd, Mayabunder.. Submission Date for this Tender is 30-11-2022. Water Harvesting Tenders in mayabunder Andaman And Nicobar Islands. Bidders can get complete Tender details and download the document.
Sl. No. | Item Description |
1 | Providing and fixing 15 cm wide, 45 cm overall semi-circular plain G.S. sheet gutter with iron brackets 40x3mm size, bolts, nuts and washers etc., including making necessary connections with rain water pipes complete. |
2 | 0.80 mm thick with zinc coating not less than 275 gm/m² |
3 | Providing and fixing M.S. holder bat clamps of approved design to C.I. or S.C.I. rain water pipes embedded in and including cement concrete blocks 10x10x10 cm of 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) and cost of cutting holes and making good the walls etc. : |
4 | 150 mm diameter |
5 | Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. |
6 | 110 mm diameter |
7 | Providing and fixing to the inlet mouth of rain water pipe PTMT (an Engineering Thermoplastic) grating square (Slit) 150 mm square with a height of 8 mm and weighing not less than 100 gms. |
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