Convert foot (US survey) to fathom
Please provide values below to convert foot (US survey) [ft (US)] to fathom [fath], or Convert fathom to foot (US survey).
How to Convert Foot (Us Survey) to Fathom
1 ft (US) = 0.166667 fath
Example: convert 15 ft (US) to fath:
15 ft (US) = 15 × 0.166667 fath = 2.500005 fath
Foot (Us Survey) to Fathom Conversion Table
| foot (US survey) | fathom |
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Foot (Us Survey)
The U.S. survey foot was a unit of length defined as exactly 1200/3937 meters.
History/Origin
The U.S. survey foot was used for land surveying in the United States for most of the 20th century. Its use was officially phased out in 2022 to standardize with the international foot.
Current Use
The U.S. survey foot is now an obsolete unit.
Fathom
A fathom is a unit of length equal to 6 feet, used especially for measuring the depth of water.
History/Origin
The term "fathom" comes from the Old English word "fæthm," meaning "outstretched arms," as the distance was originally the span of a man's outstretched arms.
Current Use
The fathom is still used in nautical applications, especially in the United States, to measure water depth. It is also used in commercial fishing to measure the length of lines.