Anchoring and sand or pebble operation activities are prohibited 2000 m downstream and upstream of the bridge. Vessels and convoys shall slow down sufficiently in advance to the minimum speed compatible with the best steering: the anchor shall be a cock bill and the standby generator in service. It is forbidden to cross and overpass 1000 m downstream and upstream of the bridge. Navigating in both directions and during daylight or at night shall be within the marked channel.