Repairing and Desilting of Machine holes by entering skill labour with using necessary Protecting Gears and Safety equipments, Placing plugs and Dewatering Pumps etc. in various existing Sewage or Storm drainage lines, Machineholes etc. including carting of desilted materials, and debris from site in various society area or at various places of Sub Zone-02 and other Area in South zone - A (Udhana), Surat.