Purchase and Installation of RO Plant (500 LPH) at PBM Govt. Higher Secondary School in Kodungallur Municipality

CIVIL WORKS

OD110518/2025-2026 Providing and fixing G.I. chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 2 mm dia wire or nuts, bolts and washers as required complete as per the direction of Engineer-in-charge. Made of G.I. wire of dia 2 mm( OD modified from 16.70.1)

OD110525/2025-2026 Supply, Installation of 20mm upvc water pipe, including labour, fiitings and all miscellaneous charges

OD110528/2025-2026 Providing and fixing PVC Waste water collection trough with all necessary fittings. Size:1.1x0.2m

11.20.1 Chequerred precast cement concrete tiles 22 mm thick in footpath & courtyard, jointed with neat cement slurry mixed with pigment to match the shade of tiles, including rubbing and cleaning etc. complete on 20 mm thick bed of cement mortar 1:4 ( 1 cement : 4 coarse sand).Light shade pigment using white cement

4.1.8 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

10.25.2 Item Shifted to Sub head 14 as item 14.73 Item Shifted to head 14 as item 14.74 Steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

OD110519/2025-2026 Supply, Installation and Commissioning of Reverse Osmosis Water treatment plan with purification Capacity of 500 LPH, 1.Raw Water Pump: 1000LPH Horizontal Centrifugal 0.5HP ,2.FRP Dual Media Filter: Graded silex, Quartz Sand and Premium anthracite, 3.FRP Carbon Filter: Pebbles, Quartz Sand and Activated carbon of IV1050.,4.Dosing System: 5LPH, 4 Bar ,5.Reverse Osmosis Membrane: Spiral Wound Type Membrane, 60% max recovery ,6.Micron Filter: Wound Type Membrane, 0.5 Micron Rating,7.Pressure Tubing System: Positive Horizontal Series 1/2 array, 8.High Pressure Pump:1000LPHVertical Multistage 2HP ,9.MicroProcessor Control System: TDS Display, Starters and Overload Relay ,10. Instrumentation: Flow Meter, High- and Low-Pressure Switch, Pressure Guage ,11.Plumbing: ASTM pipes (max 5m), NRV release valve as required, 12. SS Base: 304 Stainless Steel 13.Automatic Cut-off Switches: EELEQUA or equivalent make,14. 1000Liter SS Tank: 304 Stainless Steel, 15. 1000Liter HDPE Tank: Sintex or equivalent make, 16. Ultra Violet Disinfection System: 2000LPH,17.Water Dispensing System: UPVC pipes (max 50m).The rate includes chargesfor material, labour charge for installation and 3 years warranty against manufacturing defects.

OD110523/2025-2026 Supplying and fixing Acrylic name board 4mm thick acrylic board size 1.2m x 1.2m using 16 gauge thickness GI wire for fixing including material, labour, conveyance etc., complete approved by the engineer in charge.

ELECTRICAL WORKS

1.14.3 Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface / recessed medium class PVC conduit as required2 X 4 sq. mm + 1 X 4 sq. mm earth wire

1.21.2 Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/ recess including cutting the wall and making good the same in case of recessed conduit as required.25 mm