Sustainability Support to Community Managed Water Supply Schemes - Naduvannur Gramapanchayath-Kozhikode Dist.

Common works: Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete

Finishing with Deluxe Multi surface paint system for interiors and exteriors using primer as per manufacturers specifications:Two or more coats applied on walls @ 1.25 ltr/10 sqm over and including one coat of special primer applied @ 0.75 ltr /10 sqm

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade:Two or more coats on new work

Lettering with black Japan pint of approved brand and manufacture

Reservoir Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

12 mm cement plaster finished with a floating coat of neat cement of mix:1:4 ( 1 cement : 4 fine sand)

Providing and applying Dr.Fixit, classic Damp Guard, of Pedilite brand/ Araldite Builder Barrierkot Epoxy / Nitocote EP405 water proof coating for waterproofing treatment to the RCC structures like retaining walls, water tanks, roof slabs, podiums, reservoir, sewage & water treatment plant, tunnels, / subway and bridge deck etc., prepared by mixing the 1 Part Base & 1 Part Hardener and one part water and applying the same on the internal plastered surface, 2 coats, with the help of synthetic fiber brush. The material shall meet the requirements as specified in ACI- 212-3R-2010 i.e by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The work shall be carried out all complete as per specification and the direction of the engineer in-Charge. The product performance shall carry guarantee for 10 years against any leakage

Desilting & Valve chamber Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand (zone-III)derived from natural sources : 4 graded stone aggregate 20 mm nominalsize derived from natural sources)

Desilting open wells of dia above 3.5m and up to 6.0m and depthup to 9.0m by earth work excavation in or under water, after closing the inlet valves and plugging any holes in the steining by engaging divers with breathing accessories, bailing out water using pump set of suitable capacity, lifting the excavated silt/mud/clay using ropes, pulleys and buckets and disposing the same within minimum lead of 50 m from the periphery of the well, including engaging coolies for scrapping the inner side of the well, without causing any damages to the existing structures and installations, including hire and conveyance of tools and plant and as per the directions of the department officers etc. complete.