Working Estimate for Supply of field Assistants on Contract Basis for the work of Construction 8Class room Building (8 Class room and 1 Unit of Toilet Block over Existing Building in Arignar Anna Government Arts College at Namakkal Working Estimate for Supply of field Assistants on Contract Basis for the work of Construction 8Class room Building (8 Class room and 1 Unit of Toilet Block over Existing Building in Arignar Anna Government Arts College at Namakkal