What is BNWAS, its Performance & Carriage Requirements?

What is Carriage requirements of BNWAS as per SOLAS?

The requirements making it mandatory to have a bridge navigational watch alarm system (BNWAS) fitted to all passenger and cargo vessels can be found in the amendments made to SOLAS Chapter V Regulation 19 that were adopted by the IMO. 

  • cargo ships of 150 gross tonnage and upwards and passenger ships of any size constructed on or after 1 July 2011;
  • passenger ships of any size constructed before 1 July 2011, not later than the first survey after 1 July 2012;
  • cargo ships of 3,000 gross tonnage and upwards constructed before 1 July 2011, not later than the first survey after 1 July 2012;
  • cargo ships of 500 gross tonnage and upwards but less than 3,000 gross tonnage constructed before 1 July 2011, not later than the first survey after 1 July 2013; and
  • cargo ships of 150 gross tonnage and upwards but less than 500 gross tonnage constructed before 1 July 2011, not later than the first survey after 1 July 2014.

The new Resolution MSC.350(92) now clarifies in SOLAS V, Reg.19.1.2.4, the implementation schedule for the carriage of BNWAS for ships constructed before 1 July 2002 as follows:

About the author

Amit Sharma

Graduated from M.E.R.I. Mumbai (Mumbai University), After a brief sailing founded this website with the idea to bring the maritime education online which must be free and available for all at all times and to find basic solutions that are of extreme importance to a seafarer by our innovative ideas.