Russia's An-12 military transport aircraft has made an emergency landing in Koltsovo Airport in the city of Yekaterinburg, leaving no casualties, a representative of the regional emergency services told Sputnik on Thursday.

Axar.az reports citing foreign media that at 11.19 a.m. local time [06:19 GMT] we have received a message about the emergency landing of the An-12 military transport aircraft in Koltsovo Airport. The representative said these adding that no one had been injured in the incident.

The work of the airport has been suspended over the incident, the representative of the emergency services went on to say.

"Airport operation has been suspended. The minor fire, which emerged during the emergency landing, has been quickly extinguished," he noted.

According to the source, 20 people were on board. The incident has not resulted in any damage to the ground.

The investigation into the circumstances of the incident is underway.