To convert US survey chains to US survey rods, multiply the value by 4. To go the other way, multiply US survey rods by 0.25 to get US survey chains.
| US Survey Chains (chUS) | US Survey Rods (rdUS) |
|---|---|
| 1 chUS | 4 rdUS |
| 2 chUS | 8 rdUS |
| 3 chUS | 12 rdUS |
| 4 chUS | 16 rdUS |
| 5 chUS | 20 rdUS |
| 6 chUS | 24 rdUS |
| 7 chUS | 28 rdUS |
| 8 chUS | 32 rdUS |
| 9 chUS | 36 rdUS |
| 10 chUS | 40 rdUS |
| 12 chUS | 48 rdUS |
| 14 chUS | 56 rdUS |
| 15 chUS | 60 rdUS |
| 20 chUS | 80 rdUS |
| 21 chUS | 84 rdUS |
| 24 chUS | 96 rdUS |
| 25 chUS | 100 rdUS |
| 30 chUS | 120 rdUS |
| 40 chUS | 160 rdUS |
| 50 chUS | 200 rdUS |
| 60 chUS | 240 rdUS |
| 75 chUS | 300 rdUS |
| 80 chUS | 320 rdUS |
| 100 chUS | 400 rdUS |
| 200 chUS | 800 rdUS |
| 250 chUS | 1,000 rdUS |
| 300 chUS | 1,200 rdUS |
| 400 chUS | 1,600 rdUS |
| 500 chUS | 2,000 rdUS |
| 750 chUS | 3,000 rdUS |
| 1,000 chUS | 4,000 rdUS |
US survey chain (chUS). The US survey chain is 66 US survey feet, about 20.1168 m.
US survey rod (rdUS). The US survey rod is 16.5 US survey feet, about 5.0292 m.
There are 4 US survey rods in one US survey chain.
Multiply the number of US survey chains by 4. For example, 10 US survey chains equal 40 US survey rods.
One US survey rod equals 0.25 US survey chains.
48 US survey rods. Other common values: 5 US survey chains = 20 US survey rods and 100 US survey chains = 400 US survey rods.