Road bars (metropolis). Return of all gates, bars, rails, and posts, situate on private property in the metropolis, which obstruct the free passage of vehicles in the streets, with the authority under which they claim their right, and the regulations which govern them; and, copy of correspondence which has taken place between any of the vestries and the Metropolitan Board of Works, or between any of the vestries and the owners of, or persons interested in, such gates, bars, rails, and posts, with a view to their removal [electronic resource].