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| 1 | Supply and delivery of the following Ductile iron S/S pipes conforming to relevant IS Specification and as amended from time to time with ISI marking suitable for water supply main including all taxes, loading freight, transit, unloading and stacking them at stock yard etc. complete and as directed by TWAD Board Officers. |
| 2 | 200 mm dia DI K7 S/S Pipe - WD-M0622 TWAD SoR 25-26 |
| 3 | Supply and delivery of DI D/F Gate (sluice) valves (soft seated) resilient seated soft sealing Gate Valves (Sluice Valves) with body Bonnet of Ductile cast iron of Grade GGG 40 or GGG 50,fully rubber lined with EPDM replaceable spindle nut without gland packing and with 3 O- Ring Wedge protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% protection on the shaft and seals of NBR and the valves should be of Vacuum tight and 100% leak proof with face to face dimensions as per BS 5163-89/ISI 14846-2000/DIN 3202 F4. All straight through body passage. All the valves are to be compatible for pressure rating PN 10/16 and with 5 years warranty |
| 4 | 350mm Sluice Valve WD-M1204 TWAD SoR 25-26 |
| 5 | 200mm Sluice Valve WD-M1201 TWAD SoR 25-26 |
| 6 | Supply and delivery of the following DI S/S specials conforming to IS 8329/2000 and as amended from time to time with ISI marking including loading, freight unloading and stacking at site etc.., complete and as directed by the TWAD Board Officers |
| 7 | 350X350X200 A/S Tee WD-M0781 TWAD SoR 25-26 |
| 8 | 200X200X200 A/S Tee WD-M0781 TWAD SoR 25-26 |
| 9 | 350mm Flanged socket WD-M0781 TWAD SoR 25-26 |
| 10 | 350mm Flanged spigot WD-M0781 TWAD SoR 25-26 |
| 11 | 200mm Flanged spigot WD-M0781 TWAD SoR 25-26 |
| 12 | 200mm Flanged socket WD-M0781 TWAD SoR 25-26 |
| 13 | 200 x 45 Degre Bend WD-M0781 TWAD SoR 25-26 |
| 14 | 200 x 22.5 Degree Bend WD-M0781 TWAD SoR 25-26 |
| 15 | Supply and delivery of MJ collars with necessary rubber insertions, bolts & nuts including, loading & unloading, transporting charges, all taxes etc., complete at site as per standard specification and as directed by TWAD Board officers. |
| 16 | 350 mm dia M.J Collar |
| 17 | 200 mm dia M.J Collar |
| 18 | Rubber Insertion Sheet (3 Ply R.I. Sheet) |
| 19 | Supply and delivery of RUBBER GASKETS AS PER IS 5382/1985 (Reaffirmed 1998) etc.., complete and as directed by the TWAD Board Officers. |
| 20 | 200mm RUBBER GASKETS |
| 21 | 350mm RUBBER GASKETS |
| 22 | 20mm dia and above x 90mm to 120mm length fully threaded bolts and with nuts 2 Nos. |
| 23 | Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers |
| 24 | Sand, silt or other loose soil, wet sand or silt not under water light black cotton soil, sandy loam and ordinary soil.SS20B (IN RIVER PALAR) |
| 25 | Lowering DI pipes and specials to trench and laying to proper grade and alignment, and as directed by TWAD board officers. |
| 26 | 200mm S/S DI K7 Pipes |
| 27 | Jointing DI Pipes and specials with rubber gaskets as per standard specification (Tyton joint) including cost of lubricants etc., (Including cost of Jointing materials.) |
| 28 | 200mm S/S DI K7 Pipes |
| 29 | 350mm S/S DI K7 Pipes |
| 30 | Labour charges for jointing mechanical joint collars using bolts, nuts, gasket and fixing in position as directed by TWAD Board officers. |
| 31 | 200 mm dia DI K7 Pipes |
| 32 | 350 mm dia DI K7 Pipes |
| 33 | Refilling with excavated soil (other than sand)complying with standard specification in layers of 15cm watered well rammed and consolidated after the pipes and specials are laid,jointed and tested etc. and removing and depositing the surplus earth at the places shown by the TWAD Board Officers. |
| 34 | 200mm S/S DI K7 Pipes |
| 35 | Testing of pipes for water supply with hydraulic testing equipment by filling with water (including cost of water) and testing to recommended pressure in convenient stretches and attending the bursts if any occured during the test, excluding the cost of pipes but including other incidential and operational charges etc., complete for the following diametres of pipes |
| 36 | 200mm S/S DI K7 Pipes |
| 37 | GST 18% Please Enable Macros to View BoQ information |
