A red alert was issued for all airports and airlines in the country by civil aviation security agency following intelligence inputs over security threat in the aftermath of the Pulwama attack and subsequent developments this week.
The alert was issued by the Bureau of Civil Aviation Security (BCAS) and marked to senior police officials of all states, in-charges of security at all airlines and airports, and officers of the Central Industrial Security Force (CISF).
"In view of the intelligence input in the aftermath of the Pulwama attack and subsequent developments, it is imperative to enhance the existing security measures being taken at all the civil aviation installations like airports, airstrips, airfields, air force stations, helipads, flying schools, aviation training institutes etc. So that no untoward incident takes place," the alert notification read.
Earlier in the day, a part of Terminal 2 of Chhatrapati Shivaji International Airport in Mumbai international was evacuated after authorities received a bomb threat call at around 11 am.
"Mumbai airport authorities received a call around 11:00 am which threatened that a bomb explosion would take place at the international terminal in the next 12 hours. Following this, offices of various airlines, and pre-departure and arrival areas were evacuated," an official said.
Following the call, security teams carried out extensive searches in the premises. The Bomb Threat Assessment Committee (BTAC) was convened to assess the "threat call". As a mitigation measure, the committee decided to evacuate departure, pre-security hold area and 'meeters and greeters' area of Terminal 2.
Visitors entry at Lucknow's Chaudhary Charan Singh International (CCSI) Airport and Hyderabad`s Rajiv Gandhi International Airport was also stopped with immediate effect on Saturday.
The BCAS has asked airlines and airports to take 20 specific enhanced security measures which will be "in operation till further orders".
Law enforcement agencies have beefed up security around the airports.
Police set up additional barricades to check vehicles entering the airport area while the Central Industrial Security Force (CISF) also put additional measures in place.
Passengers were also advised to report early.
The BCAS also directed "enhanced screening of passengers, including 100 per cent full pat down search at pre-embarkation security checkpoint", and enhanced random screening of "staff and visitors" at the main gate to the terminal building.
No vehicle should be parked in front of the terminal building and there should be "intensive checking of vehicles entering car parking area", according to the alert notification.
Strict on-ground monitoring of non-conventional aerial subjects like microlight aircraft, aero models, paragliders, unmanned aerial systems (UAS), drones, power hang gliders and hot air balloons has been advised.
The BCAS has suggested enhanced screening of passengers, staff, and hand baggage and "strengthening of anti-terrorism/anti-sabotage measures and placement of quick response teams" at all airports.
With PTI Inputs