Convert rod to chain (US survey)
Please provide values below to convert rod [rd] to chain (US survey) [ch (US)], or Convert chain (US survey) to rod.
1 rd = 0.2499995 ch (US). To convert rod to chain (US survey), multiply the value by 0.2499995; to go the other way, divide by it (1 ch (US) = 4.00000800002 rd). Both units measure length and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 rd = 0.2499995 ch (US)
- 1 ch (US) = 4.00000800002 rd
- 10 rd = 2.499995 ch (US)
- 100 rd = 24.99995 ch (US)
How to Convert Rod to Chain (Us Survey)
1 rd = 0.249999499999757 ch (US)
Example: convert 15 rd to ch (US):
15 rd = 15 × 0.249999499999757 ch (US) = 3.74999249999636 ch (US)
Rod to Chain (Us Survey) Conversion Table
| rod | chain (US survey) |
|---|---|
| 1 rd | 0.2499995 ch (US) |
| 2 rd | 0.499999 ch (US) |
| 3 rd | 0.749998499999 ch (US) |
| 5 rd | 1.2499975 ch (US) |
| 10 rd | 2.499995 ch (US) |
| 20 rd | 4.99999 ch (US) |
| 50 rd | 12.499975 ch (US) |
| 100 rd | 24.99995 ch (US) |
| 500 rd | 124.99975 ch (US) |
| 1000 rd | 249.9995 ch (US) |
Rod
A rod, also known as a perch or pole, is a unit of length equal to 16.5 feet, or 5.5 yards.
History/Origin
The rod has been used as a unit of measurement in England since at least the 13th century. It was a convenient length for measuring land.
Current Use
The rod is now an archaic unit of measurement, though it may still be encountered in old land deeds.
Chain (Us Survey)
A U.S. survey chain is a unit of length equal to 66 U.S. survey feet.
History/Origin
The U.S. survey chain is based on the U.S. survey foot, which was slightly different from the international foot. The use of survey units was officially phased out in 2022.
Current Use
The U.S. survey chain was used for land surveying in the United States.
Frequently Asked Questions
What is 1 rod in chain (US survey)?
1 rod (rd) = 0.2499995 chain (US survey) (ch (US)).
How do you convert rod to chain (US survey)?
Multiply the rod value by 0.2499995. For example, 25 rd × 0.2499995 = 6.24998749999 ch (US).
What is 10 rod in chain (US survey)?
10 rd = 2.499995 ch (US).
Which unit is larger, the rod or the chain (US survey)?
The chain (US survey) is the larger unit: 1 rd equals only 0.2499995 ch (US).