aid to navigation

aid to navigation

[ād tə ‚nav·ə′gā·shən]
(navigation)
A device external to a craft, designed to assist in determination of position of the craft, or of a safe course, or to warn of dangers or obstructions.
References in periodicals archive ?
Coast Guard maintains the lighthouse optics system as an aid to navigation.
The senator agreed with the COA that the dismal state of government aid to navigation in the country was alarming, noting that regardless of advancements in technology, mariners still rely on these light stations as visual confirmations of their electronic readings.
Three more lighthouses are being constructed in Palawan to provide much-needed aid to navigation of boats and vessels that would ensure its safe sea travel, a Philippine Coast Guard (PCG) official said on Tuesday.
Those results prompted a discussion about declaring the lighthouse a "private" aid to navigation, which would allow ownership to be transferred to another entity, such as Douglas County, to maintain it.
AMNAS is a private Aid to Navigation (AtoN) service provider, which under the direction of its Chairman His Highness Sayyid Shihab bin Tariq Al Said, has the exclusive right and privilege of operating the service under a long-term concession agreement with the government of the Sultanate of Oman.
Which aid to navigation was invented by John Harrison in the 18th century?
In addition, they have a first-class Aircraft Direction Center (ADC) that can provide emergency low-visibility approaches and tactical aid to navigation system approaches, as well as fill the ADC role for the entire ARG.
If availability of an individual Aid falls below this level then consideration must be given to withdrawing the Aid to Navigation from service.
Also, the flight did not brief for and subsequently did not use the air-to-air function of the tactical aid to navigation system, which mighta helped the fliers track their distance from each other.
Most of the new Siemens Solar modules are used to generate electricity for battery charging in the Coast Guard's Aid to Navigation buoys.
CCGS Dumit, which is headquartered in Hay, gives Aid to Navigation services on the Mackenzie River.
Based in Quebec City, the CCGS Des Groseilliers provides icebreaking services, search and rescue support, and Aid to Navigation services on the St.

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