Original sentence: Mail and express shipments were also routed under the station to the surface passenger platforms.Passengers accessed the 12-track station through subterranean tunnels via a ramp from the depot's waiting room.Traffic on Hudson and Harvey streets met the trains "at grade," enabling easy passenger access and seamless exchange of time-sensitive mail and express freight between trucks and trains
Edited sentence: Hudson and Harvey street traffic met the trains "at grade," enabling easy passenger access and seamless exchange of time-sensitive mail and express freight between trucks and trains.Mail and express were also routed under the station to the surface passenger platforms.Passengers accessed the 12-track station through subterranean tunnels via a gentle ramp from the grand waiting room at the depot