Web17 Jan 2024 · The rod, sometimes also called a perch or pole, is a surveyor’s tool measuring exactly 5 ½ yards (16.5 feet), which just happens to be ¼ the length of a surveyor’s chain. The rod, perch, or pole (sometimes also lug) is a surveyor's tool and unit of length of various historical definitions, often between approximately 3 and 8 meters (9 ft 10 in and 26 ft 2 in). In modern US customary units it is defined as 16+1⁄2 US survey feet, equal to exactly 1⁄320 of a mile, or a quarter of a surveyor's chain … See more In England, the perch was officially discouraged in favour of the rod as early as the 15th century; however, local customs maintained its use. In the 13th century perches were variously recorded in lengths of 18 feet … See more The terms pole, perch, rod and rood have been used as units of area, and perch is also used as a unit of volume. As a unit of area, a square perch (the perch being standardized to equal 16+1⁄2 feet, or 5+1⁄2 yards) is equal to a square rod, 30+1⁄4 square … See more The rod was phased out as a legal unit of measurement in the United Kingdom as part of a ten-year metrication process that began on 24 May 1965. In the US, the rod, along with the chain, furlong, and statute mile (as well as the survey inch and … See more • Anthropic units • English units See more
History of measurement - Wikipedia
WebA rod, a perch [1] or a pole is a unit of length in the imperial and US systems. 1 rod. = 16 1⁄2 feet. = 5 1⁄2 yards. = 1⁄4 chain. = 5.0292 metres. In medieval times English ploughmen … WebChain Surveying Procedure: For chain surveying, at least two men are required, but frequently three people are employed. They are: (1) The surveyor, who does the reading and booking, (2) The leader, and (3) The … indian blood pressure medicine
Imperial Measures of Length
WebThe generally accepted guide for the length of your anchor rode – An Anchor Rode encompasses Chain, Rope and all the shackles and connectors – is 8 metres of rode for … http://www.unitconversion.org/length/rod-conversion.html WebA rack unit, U or RU is a unit of measure that describes the height of equipment designed to mount in a 19-inch rack or a 23-inch rack. The 19-inch (482.6 mm) or 23-inch (584.2 mm) … local cdl jobs rockford il