Mumbai's CSMIA will suspend runway operations from 11 AM to 5 PM on November 19 for annual post-monsoon maintenance. Both runways will undergo inspections, surface repairs and technical checks. Airlines have been informed in advance to adjust flight schedules. Mumbai's Chhatrapati Shivaji Maharaj International Airport (CSMIA) will suspend flight operations for six hours on November 19 as both its runways undergo scheduled annual maintenance, Hindustan Times reported.