1. Hiring of Machineries like Dumper, JCB Hydra etc. and engagement of labour for the purpose of lifting of materials, cleaning etc. in Action Area-1 under NKDA, New Town, Kolkata. 2. Bamboo fencing and allied works at street no.1 in AA-1A under NKDA, New Town, Kolkata. 3. Cleaning and removing of water hyacinth and semi solid materials and silt from peripheral canal-C from Concrete Drainage to Pass Khal at Taruia in AA-1A under NKDA, New Town, Kolkata. 4. Cleaning ,Sweeping and maintenance o