AMRUT-2.0 (SWAP -3) -Vaikom Municipality-SOURCE IMPROVEMENT AT 45 MLD WTP-Improving water supply by source improvements at existing water treatment plant and capacity enhancement of 45 MLD WTP at Mevelloor. -General Civil Work

100.55.5:Removing filter media from the filter beds without making any damages to the existing structures and back manifolds and stacking at a safe and convenient place for segregation process and as per the directions of the department officers etc. complete.

OD215510/2024-2025:Washing and cleaning the filter chamber and rectifying the damagesof filter walls including damaged tiles(paid seperately).Cleaning the sand from manifold channels and preparing the entire chamber suitable for refilling media filter refurbishment asper direction of departmental officer

100.55.4:Supplying and stacking for measurement of filter sand having effective size 0.45 to 0.70 mm and uniformity coefficient 1.30 to 1.7, of specific gravity in the range of 2.55 - 2.65 and hard and clean, free from clay, dust and other impurities including cost of materials, labour charges and conveyance of materials up to 5 km and as per the directions of the department officers etc. complete and as per CPHEEO specification.

100.55.1:Supplying of 2 to 6 mm and 6 to 12 mm size fine pebble (pebbles shall be hard, clean, free from clay, dust and other impurities), stacking in standard heaps for measurement including cost, conveyance up to 5 km and labour charges for stacking, spreading, testing and as per the directions of the department officers etc. complete as per CPHEEO specifications.

OD215551/2024-2025:Supplying Grit of effective size varying .7 mm to 2 mm for supporting media of filter bed. (Refer TS est. WRD/KWA-CE(CR)/EST/26761/2023_5_2_1)

100.55.2:Supplying of 12 to 20mm size pebble (pebbles shall be hard, clean, free from clay, dust and other impurities), stacking in standard heaps for measurement including cost, conveyance up to 5km and labour charges for stacking, spreading, testing and as per the directions of the department officers etc complete and as per CPHEEO specification.

100.55.3:Supplying of 20 to 40 mm pebble (pebbles shall be hard, clean, free from clay, dust and other impurities), stacking in standard heaps for measurement including cost, conveyance up to 5 km and labour charges for stacking, spreading, testing and as per directions of the department officers etc. complete and as per CPHEEO specification.

100.98.1008:Engaging Coolie.

15.3:Demolishing R.C.C. work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material with in 50 metres lead as per direction of Engineer -in-Charge.