The accused are 44-year old Felix Oghenero, an unemployed; John Mapamilekun, 22, a barber and Dare Jimoh, 20, a security guard.
The accused persons, who reside at Ishawo area of Ikorodu, a suburb of Lagos, are being tried for conspiracy and breach of peace.
The prosecutor, Sgt. Donjor Perezi, told the court that the offences were committed midnight of July 31, at Owutu area of Ikorodu, Lagos state.
Perezi said that a police patrol team intercepted the accused who could not give reasonable explanation of their mission at that hour.
He said the offences contravened Sections 166(1) and 409 of the Criminal Law of Lagos State, 2011.
The accused, however, pleaded not guilty to the charges.
The Chief Magistrate, Mrs O. A Layinka granted each of the accused N50,000 bail.
Layinka adjourned the case until Dec. 6 for mention.