Lucknow, Dec. 31 -- Lucknow Development Authority (LDA) has removed 21 illegal row houses built behind the Chaudhary Charan Singh International Airport. It said several notices were issued to the builder over the last 18 months, but the latter failed to comply with multiple directives to remove the unauthorised structures.

These row houses were also objected by the airport administration, which had cited risks in the landing of aircraft.

According to LDA officials, the housing project, spread over 5,000 square metres, was developed by Radheshyam Ojha. The construction was carried out without approval of a sanctioned layout plan, despite the area falling under sensitive airport-regulated zones, they said.

Ojha, meanwhile, said he had fi...