Convert chain to rod (US survey)
Please provide values below to convert chain [ch] to rod (US survey) [rd (US)], or Convert rod (US survey) to chain.
1 ch = 3.99999200002 rd (US). To convert chain to rod (US survey), multiply the value by 3.99999200002; to go the other way, divide by it (1 rd (US) = 0.2500005 ch). Both units measure length and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 ch = 3.99999200002 rd (US)
- 1 rd (US) = 0.2500005 ch
- 10 ch = 39.9999200002 rd (US)
- 100 ch = 399.999200002 rd (US)
How to Convert Chain to Rod (Us Survey)
1 ch = 3.999992000016 rd (US)
Example: convert 15 ch to rd (US):
15 ch = 15 × 3.999992000016 rd (US) = 59.99988000024 rd (US)
Chain to Rod (Us Survey) Conversion Table
| chain | rod (US survey) |
|---|---|
| 1 ch | 3.99999200002 rd (US) |
| 2 ch | 7.99998400003 rd (US) |
| 3 ch | 11.999976 rd (US) |
| 5 ch | 19.9999600001 rd (US) |
| 10 ch | 39.9999200002 rd (US) |
| 20 ch | 79.9998400003 rd (US) |
| 50 ch | 199.999600001 rd (US) |
| 100 ch | 399.999200002 rd (US) |
| 500 ch | 1999.99600001 rd (US) |
| 1000 ch | 3999.99200002 rd (US) |
Chain
A chain is a unit of length equal to 66 feet, or 22 yards.
History/Origin
The chain was developed by English surveyor Edmund Gunter in the early 17th century. It was designed to be a convenient length for surveying land.
Current Use
The chain is still used in some surveying applications and is the length of a cricket pitch.
Rod (Us Survey)
A U.S. survey rod is a unit of length equal to 16.5 U.S. survey feet.
History/Origin
The U.S. survey rod 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 rod was used for land surveying in the United States.
Frequently Asked Questions
What is 1 chain in rod (US survey)?
1 chain (ch) = 3.99999200002 rod (US survey) (rd (US)).
How do you convert chain to rod (US survey)?
Multiply the chain value by 3.99999200002. For example, 25 ch × 3.99999200002 = 99.9998000004 rd (US).
What is 10 chain in rod (US survey)?
10 ch = 39.9999200002 rd (US).
Which unit is larger, the chain or the rod (US survey)?
The chain is the larger unit: 1 ch = 3.99999200002 rd (US).