State Unitary Enterprise "Petersburg Metro" informs about it.
"At 11.32 the station" Ploshchad Vosstaniya "is closed due to the discovery of an orphan item," RIA Novosti quotes a message.
It is noted that the trains will proceed to Ploschad Vosstaniya and Mayakovskaya stations to the passage.
Earlier it was reported that in St. Petersburg, law enforcement officers blocked the Palace Square.