Navigating the waterways
Finnish Transport Agency instructions to mariners
Channel depth practice in Finland
The instruction on the channel depth practice in Finland published by the Finnish Transport Agency includes draught concepts associated with channels, the principles for interpreting these concepts, estimating the required gross underkeel clearance and for indicating channel depths in nautical charts.
The squat calculation programme is an instrument for calculation of squat as a function of its speed in any cross section of the channel.