HNAV is a tool for Houston harbor tug operators to gather all the information they need to fill out their Navigation Assessment paperwork before a job. This cuts down the time on opening several apps to gather the necessary information.
Usage is simple. Select the station you are near and tap on the calculate button. The data needed to fill out the paperwork will populate. The tides and currents have graphs as a visual aid.
Usage is simple. Select the station you are near and tap on the calculate button. The data needed to fill out the paperwork will populate. The tides and currents have graphs as a visual aid.
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