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| 1 | Sub Estimate |
| 2 | 1. Supply, installation, testing and commissioning inline aeration system for raw water gravity main from dam with air & H2O2 nanobubbles. This include MNB250 Nanobubble nozzle from Nakashima Japan, air rotameters 150 LPM range, liquid rotameters 150 LPH range, 10 mm PU Tubes for nozzle, PP cooler flange, common H2O2 solution preparation tank. |
| 3 | 2. Supply, installation, testing and commissioning booster pump long coupled end suction type 250 M3/hr, 20 mtr head, 1450 RPM, Lubi model LBS 150-315 or equi., casing CI, Impeller- CF8M, Shaft AISI410, with base frame coupled with 3 phase, 415V, 30 HP motor. (2 duty + 1 Standby) |
| 4 | 3. Supply, installation, testing and commissioning FCMA soft starter with suction pressure switch interlock and manual changeover. |
| 5 | 4. 300 mm inlet connection from the 400 mm dia tee connection, DN300 common isolation gate valve, strainer, common suction header for three pumps, 200 mm dia suction/ 150 mm dia discharge piping (MS/GI/PVC), 150 mm dia check valves, fittings and connections to three nanobubble nozzles, isolation gate valves, and connecting to existing 400 mm dia downstream tee connection on DN900 gravity main. |
| 6 | 5. Supply of Portable multi parameter water quality testing meter for pH, ORP conductivity and Dessolve Oxygen. Make - Toshcon Model BLACK PEARL TPCD 27 with sensors as below : pH Electrode (0 to 14 pH) Model : SENSABLACK QUIK ORP Electrode (± 2000 mv) Model : SENSABLACK VOLT Conductivity Electrode (0 - 2000 mS/cm ) Cell K = 1.0) Model : SENSABLACK SHINE 1 K DO Electrode - Galvanic type (0-20 mg/I) Model : SENSABLACK OXY Including standard accessories. |
| 7 | 6. LT Cables (Aluminum) (CB-LT/AL)6.1. Supplying, erecting & terminating FR XLPE insulated, galvanised steel formed wire armoured (strip) cable, 1100 V 4 core 16 sq. mm. aluminium conductor complete erected with glands & lugs on wall/ trusses/pole or laid in provided trench/ pipe as per specification no. CB-LT/AL |
| 8 | 6.2. Supplying, erecting & terminating FR XLPE insulated, galvanised steel formed wire armoured (strip) cable, 1100 V 4 core 50 sq. mm. aluminium conductor complete erected with glands & lugs on wall/ trusses/pole or laid in provided trench/ pipe as per specification no. CB-LT/AL |
| 9 | 7. Cable Enclosures (CB-CE)7.1. Supplying and laying (including excavation of suitable width & depth up to 90 cm) 75 mm outside dia. double wall corrugated pipes (DWC) of HDPE for enclosing cable below ground/road surface, complete. |
| 10 | 8. Plate, Pipe type Earthing (EA-EP)8.1. Supplying, installing and testing pipe type earthing with 40mm. dia. G.l. pipe or 20 mm dia. G.I. Rod complete with all accessories of GI materials & recording the results as per specification no. EA-EP |
| 11 | 9. Providing structural steel work in single stanchions composed of RSJ, channel, etc. with caps, bases, mild steel plates, angles, brackets, cleats, gusset plates, anchor bolts, etc. as per detailed design and drawing or as directed by Engineerin- charge including cutting, fabrication, hoisting, erecting, fixing in position, making riveted / bolted / welded connections and one coat of anticorrosive paint and over it two coats of oil painting, etc. complete. (Bd- C-6/277) |
| 12 | 10. Providing and laying Cast in situ/Ready Mixcement concrete in M20 of trap/ granite/quartzite/gneiss metal for steps including steel centering, formwork, laying/pumping, compacting, roughening them if special finish is to be provided, finishing uneven and honeycombed surface and curing etc. complete. The Cement Mortar 1:3 plaster is considered for rendering uneven and honeycombed surface, only. Newly laid concrete shall be covered by gunny bag, plastic, tarpaulin etc. (Wooden centering will not be allowed.), With fine aggregate (Crushed sand VSI Grade) |
| 13 | 11. Supply and erection of MS fabricated shade with corrugated roof sheets duly painted for the booster pumps, starter panel, Nozzles and H2O2 tank |
| 14 | 12. Supply of food grade hydrogen peroxide 35% US sterile make, GRAMICID FG35 in 30 kg carbuoy packing, estimated dose 0.25 ppm for 35 MLD daily requirement 0.25x35/0.35=25 kg per day Please Enable Macros to View BoQ information |
