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| 1 | Removing of Filter Media Sand and Gravel; including lifting, stacking and same within 50m lead from filter house |
| 2 | Supply of filter media fine quality sand from any source having effective size 0.45 to 0.70 and uniformity coefficient within the limit of 1.3 to 1.7 within premises as per IS 8419 Part-1 of 1977 including transportation, loading, unloading, stacking and for all leads |
| 3 | Filling the old and new gravels and fine sand in the filter beds properly in grades and layers as required including all labour and tools and plants etc complete. |
| 4 | Conveying and laying of filter media sand from godown / store to filter box for lead upto 100 metres (Rate as per RA attached) |
| 5 | Concrete porosity sealing of concrete surface by Diethylenetriamine (CAS NUMBER111-40 -0, WITH 60-100%) AND 4, 4’ -Isopropylidenediphenol (CAS number 80-85-7 with 30- 60) concrete seale. The item includes total three no's of coats (Exluding GST) |
| 6 | Providing and applying injection grouting and polymer modified micricrete to srrengthen the filter beds .... etc complete. |
| 7 | Providing and Applying ACPRS PLCR SYSTEMPRIMER followed by ACPRS......etc complete. |
| 8 | Providing and fixing of twin lobe air blower of 850 Cu.M./Hr Air air flow & 2086 RPM with weather proof shade and inlet silencer Cu.M. filter, outlet silencer , Cupling , Coupling guard , Motor slide raids Base frame , safety valve , foundation bolts , Hardware , Rubber pad, Pressure Gauge , flexible connection , NRV , Anti vbration pad , & prec oated , foundation etc. (Rates excluding GS |
| 9 | Providing and fixing of 25 HP 1500 RPM 3 phase 4 POLE 415 volts , 50 Hz electric motor for blower. (Rates excluding GST) |
| 10 | Providing S.S 304 seamless pipes( schedule - 80S) Dia 100 mm NB and 7.15mm thick in both the filter beds connected to the new air blower for uniform air agitation of filter sand in the filter beds all along the area of the filter beds |
| 11 | providing S.S 304 seamless piping specials such as tee, bends, lbows,reducer And S.S sliphon flanges for interconnecting S.S piping. |
| 12 | Labour charges for site fabrication of S.S 304 seamless piping using argon welding as per site conditions |
| 13 | Providing double flange sluice valve confirming for IS- 14846 including worn gear arrangements as per test pressure, stainless steel spindle, caps, including inspection charges, transportation upto departmental store, unloading, stacking excluding GST levied by GOI & GOM in all respect etc. complete. Dia 100 mm Sluice valves - PN -1.0 (With by pass arrangement) at filter backwash inlet |
| 14 | Electric control panel for blower |
| 15 | Supply and laying of 16 sqmm, 4 core armoured aluminium cable |
| 16 | Labor charges for servicing of gear box of all CLFs flash mixers.......etc complete. |
| 17 | Removing the sludge from effluent sump or from any other ancillary structure such ........etc compleate |
| 18 | Serving & repairing of central bearing assembiy by replacing old faulty parts .....etc complete. |
| 19 | Spider for Lovejoy type C-Flexible coupling of mechanical flocculator ....etc complete. |
| 20 | Stud with rubber sleeves for pin bush coupling. |
| 21 | Rubber oil seals of V-337. |
| 22 | Rubber oil seals of a-200 |
| 23 | Worm wheel for V-337 gear box. |
| 24 | 6208 Bearing for output shaft of gear box V-337. |
| 25 | 6208 Bearing for input shaft of gear box V-337. |
| 26 | Worm wheel for A-200 gear box. |
| 27 | 6204 Bearing for output shaft of gear box A-200. |
| 28 | 6204 Bearing for input shaft of gear box A-200. |
| 29 | Servicing of 2 HP electric motor of mechanical flocculator including transport labor tools etc complete. |
| 30 | Carbon brush for slip ring assembly. |
| 31 | Carbon brush holder. |
| 32 | Bakelite rod for slip ring assembly. |
| 33 | 4 pole, 32 amp Contactors. |
| 34 | 4 pole MCB 32 Amp. |
| 35 | Over load Relay. |
| 36 | Rubber oil seal of V-337. |
| 37 | Wheel bearings 22217. |
| 38 | S.S. Bearing Sleeve H-517. |
| 39 | grease required for 1 year. |
| 40 | Servicing of 2 HP electric motor of traction drive assembly including transport....etc completen Please Enable Macros to View BoQ information |
