 At Chichester's Northgate, it is joined by the B2178 from the west, and then passes either side of the city centre, past Chichester railway station, the B2144 road to the east, and the A259 south coast road.Passing through Stockbridge, the southern outskirts of Chichester in the parish of Donnington, the road crosses the A27 Chichester Bypass.It then crosses the Chichester Canal (a few feet above the water, blocking the passage of the canal) and passes Chichester Marina on the eastern edge of Chichester Harbour.