# The Portland Harbour Revision Order 1997, Paragraph 5


The master of a vessel navigating in the harbour shall navigate the vessel with such care and caution and at such speed and in such manner as not to endanger the lives of, or cause injury to, persons or damage to property and as not to obstruct or prejudice the navigation, manoeuvring, loading or discharging of vessels or cause unnecessary damage to moorings, the banks of the harbour or other property.

---
Source: https://www.legislation.gov.uk/uksi/1997/2949/schedule/1/paragraph/5 (the official version)
Page: https://openlegislation.uk/portland-harbour-revision-order-1997/schedule-1/paragraph-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.