Capital Development Authority (CDA) Chairman Imtiaz Inayat Elahi directed the Sanitation Directorate on Wednesday to take concrete measures for maintaining cleanliness in the city to help protect the residents from threats of dengue virus. Elahi was presiding over a meeting on sanitation issues at the CDA Headquarters where Director Sanitation Capt (r) Muhammad Faiz informed him that the Sanitation Directorate was carrying out an extra-ordinary drive across the city and removing all kind of waste from the residential areas, markets and other public places to ensure hygiene. The directorate was also holding weekly meetings of field supervisory staff to improve sanitation procedures further, adding that the workers spread lime at temporary trolley sites and small ponds to stop the growth of dengue mosquitoes and house flies, said the official. Describing dengue fever as a horrible disease, the CDA chief directed the sanitation department to use all effective measures to discourage the growth of dengue mosquitoes for safety of the resident of the city. “All the departments of the authority are working in close liaison to eliminate the growth of dengue virus,” said Elahi. He also appealed to the citizens to join hands with the CDA in cleanliness drive for promoting a healthy environment.