State Plan 2024 25Rural Water Supply Schemes Repair of flash mixer unit rehabilitation of clarifiers and repair sedimentation tank scour valves in H W Chowara General Civil Work

Improvement of Water treatment plant-Rennovation/ Rehablitation of clarifiers of 63 MLD plant at Chowara

OD241420/2025-2026:Scraping and cleaning Channel surface, steel angles, chequered plates and all iron surface with sand paper

OD241419/2025-2026:Lifting the clarifier bridge using hydraulic Jacky and separating the wheel assembly for repairing the damaged wheel, motor, bearing, etc.

OD241421/2025-2026:Supplying self alignment bearings (No.P-208) with bearing block unit for front and back side of clarifier bridge

OD241423/2025-2026:Reconditioning of clarifier bridge by repairing starters , floculator agitator reduction gear , supplying and fixing Rubber scrapper , gear oil for smooth functioning of the bridge and floculator including all electric connections

OD241425/2025-2026:The rail fixing portion setting with S.S. bolt plastering with cement concrete. The concrete become dry, pick up the rail at the top, marked rail set down newly making “U” clamp fixing in and “L” clamp to outer rail and join with rail by welding. Leveling the rail with metal packing. Checking and correcting with spirit level. Re-setting all rail, removing jackey unit and setting the rail in position with proper alignment and trial run.

OD241424/2025-2026:The disorder rail repair in forge facility, and broken rail fill with welding. The finishing rail painting with metal primer and paint. Stacking the rail at near place. Making “U” and “L” shape clamp for fixing the rail etc.

OD241422/2025-2026:Resetting of clarifier wheel assembly after removing Jacky unit and setting in position with proper alignment and trial run taken

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

13.48.3:Finishing with Deluxe Multi surface paint system for interiors and exteriors using primer as per manufacturers specifications:Painting Steel work with Deluxe Multi Surface Paint to give an even shade. Two or more coat applied @ 0.90 ltr/10 sqm over an under coat of primer applied @ 0.80 ltr/10 sqm of approved brand and manufacture

14.72:Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done .

9.117.1:Providing and fixing factory made uPVC door frame made of uPVC extruded sections having an overall dimension as below (tolerance ±1 mm), with wall thickness 2.0mm (±0.2 mm), corners of the door frame to be jointed with galvanized brackets and stainless steel screws, joints mitred and plastic welded. The hinge side vertical of the frames reinforced by galvanized M.S. tube of size 19 x 19 mm and 1 mm (± 0.1 mm) wall thickness and 3 nos. stainless steel hinges fixed to the frame complete as per manufacturer's specification and direction of Engineer-in-chargeExtruded section profile size 48x40 mm

9.118.1:Providing and fixing to existing door frames24 mm thick factory made PVC door shutters made of styles and rails of a uPVC hollow section of size 59x24 mm and wall thickness 2 mm (± 0.2 mm) with inbuilt edging on both sides. The styles and rails mitred and joint at the corners by means of M.S. galvanised/plastic brackets of size 75x220 mm having wall thickness 1.0 mm and stainless steel screws. The styles of the shutter reinforced by inserting galvanised M.S. tube of size 20x20 mm and 1 mm (± 0.1 mm) wall thickness. The lock rail made up of 'H' section, a uPVC hollow section of size 100x24 mm and 2 mm (± 0.2 mm) wall thickness,fixed to the shutter styles by means of plastic/galvanised M.S. 'U' cleats. The shutter frame filled with a uPVC multi-chambered single panel of size not less than 620 mm, having over all thickness of 20 mm and 1 mm (± 0.1 mm) wall thickness. The panels filled vertically and tie bar at two places by inserting horizontally 6 mm galvanised M.S. rod and fastened with nuts and washers, complete as per manufacturer's specification and direction of Engineer-in-charge( For W.C. and bathroom door shutter).

OD241426/2025-2026:Cleaning and coating with Cardium compound in Clarifier bridge balancing Iron rops

Augmentation of Paravoor municipality and adjoining Panchayaths-Urgent repairing of No:1 flash mixer unit (5 H.P motor reduction gear box, shaft and mixing blade) replacing of starter panel mixer unit to treatment plant wall

OD241417/2025-2026:Towards the charges for repairing flash mixed unit. Dismantling the rusted out-balt of motor and reduction. gear unit, to pull up them to the plat form. chip the Concrete to take out the rusted foundation frame. Remove the Starter panel, motor, gear unit, shaft and mixing blade . All Complaint parts convey to the work shop.

OD241415/2025-2026:Dismantling stator and rotor. Cleaning all rusted parts using rust remover and separating the Same into parts heating the stator winding, blow out the dust and moisture from the stator, reheating, applying good quality insulation Varnish (Dr: Buck). Reheating continuous the process to get required insulation reading and stator winding, megger testing and taping coil where ever necessary. Removal of Sleeves and leads taking the damaged bearing by using bearing puller, reheating process continues.

OD241414/2025-2026:Fabricate the foundation frame with 75x50x6 Size Tee channel. Installing 4 Nos foundation bolt 5/8 x10 in proper in the existing position and foundation painting the frame after Cleaning brush etc. Applying 2-Coat metal primer and painting. with Synthetic enamal paint. As per the direction of dept officers.

OD241418/2025-2026:Dismantling panel switch, Setting 2 Nos starter in the plant, and giving existing electric power. using giving 4 sqmm wire giving connection to the motor with out any loose.

OD241416/2025-2026:Assembling the stator and rotor, with new bearing .Greasing and reassembling, Conveying the motor to the plant site. Motor lifting and lowering to base frame and foundation bolt tightening in correct line and level. Coupling with setting reduction gear unit. Giving electric connections, taking trail run etc

CRWSS to Sreemoolanagaram Panchayath and Kanjoor Panchayaths-Supply of spindlesb for repairing 200 & 150 mm sluice valves at 13.5 MLD

OD241482/2025-2026:Supply of spindle of suitable for 150mm Sluice valve from monolithic stainless steel rod including turning, square cut deburring etc., complete.

OD241499/2025-2026:Charge for making 150mm cast iron nut

100.38.2.1:Supply of spindle of suitable for 200mm Sluice valve from monolithic stainless steel rod including turning, square cut deburring etc., complete.

OD241500/2025-2026:Charge for making 200mm cast iron nut

Maintenance Charge

OD241465/2025-2026:Towards Maintenance Charges (for 5 year DLP, taken as 5% of Working charge)