Delhi Chief Minister Arvind Kejriwal Saturday inaugurated the work of laying sewer line in several colonies in Sainik Nagar of the Matiala Assembly constituency.  In a statement, he said this is another step towards the government's constant endeavour to provide planned sewerage infrastructure and to keep pace with the growing demands of Delhi. The total length of the sewer line to be laid is 28.5 km. The total cost of this project is Rs 36 crores and is expected to be completed in 36 months.