Repairs and Reconditioning of 10 MLDPlant No.2, No.4, Filter beds in Kotilingala of RMC.

Labour charges for removal of Waste Treatment Plant existing filter media Sand and Pebbels as directed by the Engineer - in - Charge. (5.50 mtrs x 4.57 mtrs x 1.2 mtrs = 30.162 or 30cum 1Bed = 30Cum)

Charges for existing filter Bed Walls and Bottom Chemicals Washing and Water Cleaning etc., complete

Supply, delivery and fabrication of 90mm Ø PVC Pipe of 10Kg/Cm² includingdrilling holes as per specification and fixinginposition as directed by the Departmetnal Authorities. (Damges existing Laterals PVC Pipes)

Applying paint CTAR EPOXY BLOCK for existing filter bed walls Both sides including cost and conveyance to workspot and all labour charges etc., completed

Requered New Pebbels Filter Media Unform Sizes (5.50 mtrs x 4.57 mtrs x 0.65 mtrs = 16.3378) Pebbles 1st layer 60 mm to 40 mm thick 200 mm, 2nd layer 40 mm to 20 mm thick 150 mm, 3rd layer 20 mm to 12 mm thick 100 mm, 4th layer 12 mm to 6mm thck 100 mm, 5th layer 6mm to 3mm thick 100mm

Requered New Sand Filter Media Unform Sizes (5.50 mtrs x 4.57 mtrs x 0.7 mtrs = 17.5945) 6th layer 2.5 mm to 0.7 mm Corse Sand thick 400 mm and 7th layer 0.7 mm to 0.45 Fine sand thick 300mm

Labour charges for Laying of existing filter media Sand and Pebbels as directed by the Engineer - in - Charge. (5.5 mtrs x 4.57 mtrs x 1.35 mtrs = 33.9323 1Bed = 34Cum)