Design Chart Permit For Free

Failure to keep charts up to date is in contravention of SOLAS and puts the ship, the owner and seafarers in danger. It can also lead to action being taken by port state control officers. It is important that all notices to mariners are noted, including T&Ps, NavWarnings and local notices on the charts.

The life cycle for an ENC includes source data assessment and verification, product compilation, validation and publication, followed by continuous product maintenance and finally termination. This is a complex procedure where quality processes must be integrated.

Electronic Navigational Charts (ENC), also known as vector charts, are data sets to support all types of nautical navigation. Originally, large commercial vessels adopted them for the sake of SOLAS compliance, efficiency, and safety benefits.

Unlike paper charts which are only purchased once, until a new edition is published or a chart is cancelled, electronic charts are purchased through a license system called ?permits?. Permits are used to control the permission to use a chart. They prevent unofficial copying and distribution.

Correcting and upgrading a navigation chart is a constant process. Once a chart is published, constantly changing navigational features and aids or other relevant information have to be promulgated in order to update the ships navigating in those areas.

When a new chart or new edition of a chart is received on board this procedure must be followed: Highlight the chart number in the correction log.Enter the Chart Folio and sequence number, from the index.Correct the chart for any pending corrections.Correct the Admiralty Chart Catalogue (NP 131) if affected.

In simple words base cells are the actual electronic charts (ENCs). When we receive permit for ENCs, the permit contains key to open ENCs (base cell) which are locked. But the ENCs are already there in your ECDIS as base cells. A base cell becomes an ENC when some security features (IHO system key) are added to it.