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Data sourced from the National Bridge Inventory (NBI) maintained by the Federal Highway Administration. BridgeStats is not affiliated with the U.S. government. Data is provided for informational purposes only.

The average US bridge is 48 years old. That's a lot of birthday candles.

Clayton County Bridge Conditions & Ratings - Iowa | BridgeStats

Home IowaClayton County

Clayton County

Iowa

Total Bridges

257

Poor Condition

14.8%

Avg Sufficiency

57.9

Avg Age

61 yrs

County Overview

Total Bridges

257

Poor Condition

38(14.8%)

Good or Better

62

Avg Sufficiency

57.9

Average Age

61 yrs

Daily Crossings

111K

All Bridges in Clayton County

Showing 1 - 20 of 257 bridges

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120TH ST

over ROBERTS CREEK

Clayton County, Iowa

Built 1900(126 yr)

125TH ST

over STREAM

Clayton County, Iowa

Built 1957(69 yr)

125TH ST

over STREAM

Clayton County, Iowa

Built 1957(69 yr)

130TH ST

over ROBERTS CREEK

Clayton County, Iowa

Built 2017(9 yr)

145TH ST

over SMALL CREEK

Clayton County, Iowa

Built 1986(40 yr)

145TH ST

over SILVER CREEK

Clayton County, Iowa

Built 1986(40 yr)

145TH ST

over ROBERTS CREEK

Clayton County, Iowa

Built 1953(73 yr)

145TH ST

over STREAM

Clayton County, Iowa

Built 1925(101 yr)

150TH ST

over ROBERTS CREEK

Clayton County, Iowa

Built 2016(10 yr)

155TH ST

over SILVER CREEK

Clayton County, Iowa

Built 1925(101 yr)

160TH ST

over DEER CREEK

Clayton County, Iowa

Built 1958(68 yr)

160TH ST

over STREAM

Clayton County, Iowa

Built 1981(45 yr)

160TH ST

over DEER CREEK

Clayton County, Iowa

Built 1956(70 yr)

165TH ST

over ROBERTS CR

Clayton County, Iowa

Built 1958(68 yr)

165TH ST

over SILVER CREEK

Clayton County, Iowa

Built 1990(36 yr)

165TH ST

over DEER CR

Clayton County, Iowa

Built 1957(69 yr)

165TH ST

over STREAM

Clayton County, Iowa

Built 1975(51 yr)

172ND ST

over STREAM

Clayton County, Iowa

Built 1916(110 yr)

172ND ST

over SMALL STREAM

Clayton County, Iowa

Built 2016(10 yr)

172ND STREET

over ROBERTS CREEK

Clayton County, Iowa

Built 1993(33 yr)

...

Data sourced from the Federal Highway Administration's National Bridge Inventory (NBI). Last updated 2024. BridgeStats is not affiliated with or endorsed by the FHWA.