Navigation aids
This document is only available with a paid isurv subscription.
Landfall buoy
The landfall buoy marks the seaward end of the approach
channel. Fitted with a radar reflector, a landfall buoy enables detection by an
incoming ship at distances of up to 15 nautical miles.
Outer approach channel
Both sides of the outer...
Explore the subscription options here to get full access to isurv, including downloads.
Try isurv for 1 month!
You can now get unlimited access to all isurv channels with our 1-month pass, available for only £39. To find out more, enquire with our team using our form.
Sign up for the isurv newsletter to receive a monthly round-up of the latest isurv updates.
For further support, please contact us by emailing isurv@rics.org or calling +44 (0) 247 686 8584