📐 US Survey Rods to Spans Converter

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1 US survey rod =
22 spans
1 span =
0.0454545 US survey rods
Formula
span = rdUS × 22
Handy values
5 rdUS = 110 span · 10 rdUS = 220 span · 100 rdUS = 2,200 span

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⚡ US Survey Rods to Spans: the quick answer

1 rdUS = 22 span 1 US survey rod equals 22 spans

To convert US survey rods to spans, multiply the value by 22. To go the other way, multiply spans by 0.0454545 to get US survey rods.

↔ Convert spans to US survey rods instead

🧮 Formula

US Survey Rods to Spans
span = rdUS × 22
Spans to US Survey Rods
rdUS = span × 0.0454545

Where

  • rdUS = the length in US survey rods
  • span = the length in spans
Every unit here is defined by its length in meters, so the conversion factor is (meters per US survey rod) ÷ (meters per span).

📊 US Survey Rods to Spans conversion table

US Survey Rods (rdUS)Spans (span)
1 rdUS22 span
2 rdUS44.0001 span
3 rdUS66.0001 span
4 rdUS88.0002 span
5 rdUS110 span
6 rdUS132 span
7 rdUS154 span
8 rdUS176 span
9 rdUS198 span
10 rdUS220 span
12 rdUS264.001 span
14 rdUS308.001 span
15 rdUS330.001 span
20 rdUS440.001 span
21 rdUS462.001 span
24 rdUS528.001 span
25 rdUS550.001 span
30 rdUS660.001 span
40 rdUS880.002 span
50 rdUS1,100 span
60 rdUS1,320 span
75 rdUS1,650 span
80 rdUS1,760 span
100 rdUS2,200 span
200 rdUS4,400.01 span
250 rdUS5,500.01 span
300 rdUS6,600.01 span
400 rdUS8,800.02 span
500 rdUS11,000 span
750 rdUS16,500 span
1,000 rdUS22,000 span

📘 About these units

US survey rod (rdUS). The US survey rod is 16.5 US survey feet, about 5.0292 m.

Span (span). A span is 9 inches (0.2286 m), the distance across an outstretched hand.

❓ Frequently asked questions

How many spans are in one US survey rod?

There are 22 spans in one US survey rod.

How do I convert US survey rods to spans?

Multiply the number of US survey rods by 22. For example, 10 US survey rods equal 220 spans.

How many US survey rods are in one span?

One span equals 0.0454545 US survey rods.

How many spans is 12 US survey rods?

264.001 spans. Other common values: 5 US survey rods = 110 spans and 100 US survey rods = 2,200 spans.

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