British Admiralty Nautical Chart 3863: Approaches to Oulu Explorer Chartbooks 6 Permit to Work (PTW)

6 Permit to Work (PTW) System

which touches the yellow half

3a Menu Structure and Functions

Compiled by Professor Martin Davies

Edition Date: 2011-12-01

British Admiralty Nautical Chart 3863: Approaches to Oulu Explorer Chartbooks 6 Permit to Work (PTW)British Admiralty Nautical Chart 3863: Approaches to Oulu is a standard nautical chart. This nautical chart complies with Safety of Life at Sea (SOLAS) regulations and is ideal for professional, commercial and recreational use. Charts within the series consist of a range of scales, useful for passage planning, ocean crossings, coastal navigation and entering port. Mariners should always use the largest scale nautical chart appropriate to their needs.