Deposit Work

Designing, Manufacturing and Installation of Pressure Filter

OD188900/2025-2026:Designing, manufacturing, installing as per the technical demand and site condition, trial running and commissioning of one number pressure sand filter (PSF) of capacity 15000 LPH Pressure Filter vessel of MS (Carbon Steel -IS -2062) with Diameter 1200 mm and HOS 2000 mm (Height )and Shell thickness 10 mm and Dish end thickness not less than10 mm adequate to withstand possible maximum internal pressure. The container should have a manhole with cover at top for easy inspection of the unit provision of door/ dummy at bottom for media removal..The unit should be incorporated with best quality 80mm C? Butterfly Valves having ISI mark for filter unit functioning including rinsing and back washing. The outlet of the pressure sand filter shall be connected with the Pumping Main. The scope of work includes all related, mechanical and plumbing works and interconnection of the system at inlet and outlet with existing pumping main, by pass arrangement. All the metallic parts should be painted with approved quality anticorrosive paint The filter media comprising of graded Coarse sand. Fine Sand should have good performance life for a minimum period of 2 years. The supporting under bed media shall be graded pebbles/crushed gravel etc

OD190475/2025-2026:Dismantling Old Pressure Filter using Crane and Manual Labour

Foundation and allied works

2.31:Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared

2.6.1:Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge.All kinds of soil

15.9.2:Demolishing stone rubble masonry manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer -in- Charges:In cement mortar

OD190507/2025-2026:Random rubble masonry in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with: Cement mortar 1:6 (1 cement : 6 coarse sand) using departmental stones.

7.1.1:Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with:Cement mortar 1:6 (1 cement : 6 coarse sand)

5.1.3:Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

5.9.2:Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

5.22.5:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelHard drawn steel wire fabric

13.1.1:12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

11.37:Providing and laying Ceramic glazed floor tiles of size 300x300 mm (thickness to be specified by the manufacturer) of 1st quality conforming to IS : 15622 of approved make in colours such as White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4 (1 Cement : 4 Coarse sand), Jointing with grey cement slurry @ 3.3 kg/sqm including pointing the joints with white cement and matching pigment etc., complete

13.85.1:Applying priming coats with primer of approved brand and manufacture, having low VOC ( Volatile Organic Compound) content.With ready mixed pink or grey primer on wood work (hard and soft wood ) having VOC content less than 50 grams/ litre

13.39.1:Colour washing such as green, blue or buff to give an even shade:New work ( two or more coats) with a base coat of white washing with lime

50.10.1:Steel work in built up G I tubular ( round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting,fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete

12.1.3:Providing corrugate G.S. sheet roofing including vertical/ curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete ( up to any pitch in horizontal / vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.0.63 mm thick with zinc coating not less than 275 gm/m2

OD184632/2025-2026:Providing and fixing Granite name board of required size laid over cement mortar including engraving and painting letters etc complete as per direction of Engineer in charge at site

13.82.2:Wall painting with acrylic emulsion paint, having VOC (Volatile Organic Compound) content less than 50 grams/ litre, of approved brand and manufacture including applying additional coats wherever required, to achieve even shade and colour.Two coats

13.87.1:White washing with lime to give an even shade :Old work (two or more coats)

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