TIÊU CHUẨN ĐO SÂU
RECOMMENDATION ON PERFORMANCE STANDARDS FOR ECHO-SOUNDING EQUIPMENT
MSC.74(69) Annex 4
1 SCOPE
The purpose of echo sounding equipment is to provide reliable information on the depth of water under a ship to aid navigation in particular in shallow water.
2 APPLICATION
Echo sounding equipment should comply with the following performance requirements. These Performance Standards are applicable for ship speeds from 0 up to 30 knots.
3 REFERENCES
– IMO resolution A.694(17) General requirements for shipborne radio equipment forming part of the GMDSS and for electronic navigational aids – IMO resolution A.830(19) Code on alarms and indicators – SOLAS chapter V, regulation 12 Carriage requirements (being revised)
4 DEFINITIONS
Sound speed in water for the purpose of this standard is set at 1500 m/s
Link — https://wwwcdn.imo.org/localresources/en/OurWork/Safety/Documents/AIS/Resolution%20MSC.74(69).pdf
Tiêu chuẩn này bắt đầu có HIỆU LỰC từ : 01/01/2000
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