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Every bridge in Boone County, Iowa

Name: Every bridge in Boone County, Iowa
Creator: Bridge Report Card
License: https://creativecommons.org/publicdomain/zero/1.0/

134 inventoried bridges, busiest first

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Boone County, Iowa, has 134 bridges in the 2025 National Bridge Inventory: 38 rated good, 58 fair, and 38 poor (as of August 20, 2026).
This index lists every one of them, busiest first; each links to its own condition record.

Bridge	Built	Vehicles/day	Condition
US 30 over Honey Creek	1962	8,800	Fair
US 30 over Noah Creek	1962	8,800	Fair
US 30 & 169 over East Beaver Creek	1962	5,900	Good
Ia 17 over Big Creek	1961	5,300	Fair
Ia 17 over US 30	1968	4,960	Fair
US 30 EB over Des Moines River	1963	4,400	Fair
US 30 WB over Des Moines River	1963	4,350	Fair
US 30 over Beaver Creek	2008	3,950	Good
US 30 over Middle Beaver Creek	2016	3,950	Good
US 169 over US 30	1971	3,570	Fair
US 169 over Little Beaver Creek	1984	3,370	Good
US 169 over Stream	1936	3,370	Fair
US 169 over Stream	1935	3,370	Good
Ia 17 over UP RR & 210TH St	2021	3,260	Good
Ia 210 over Stream	1989	2,880	Good
Ia 17 over Branch Ioway Creek	1979	2,380	Good
Ia 17 over Montgomery Creek	1979	2,380	Fair
Ia 17 over Prairie Creek	1979	2,380	Fair
Ia 210 over Big Creek	1937	2,230	Fair
Ia 210 over Trib of Big Creek	1966	2,230	Fair
EB Ia 930 over US 30	1972	2,050	Fair
Ia 210 over Des Moines River	1973	2,040	Fair
US 169 over Branch Beaver Creek	1967	1,890	Fair
US 169 over Branch Beaver Creek	1967	1,890	Fair
US 169 over Middle Beaver Creek	1932	1,890	Good
US 169 over UP RR	1984	1,890	Fair
Ia 144 over Stream	1941	1,690	Fair
E 41 over Des Moines River	2000	1,526	Good
FM over Ioway Creek	1963	1,108	Fair
FM over Des Moines River	1980	1,028	Fair
X Avenue over US 30	1973	1,008	Fair
FM over Big Creek	1992	977	Fair
FM over Bluff Creek	1987	977	Fair
FM over Bluff Creek	1965	977	Fair
FM over Des Moines River	1972	769	Poor
FM over Bluff Creek	1957	718	Poor
FM over Des Moines River	1955	709	Poor
Main St over Pcc Trail	1999	590	Fair
FM over Worrell Creek	1985	518	Fair
FM over Bluff Creek	1956	478	Fair
FM E-41 over Stream	1970	450	Fair
E26 170TH St over Beaver Creek	2016	359	Good
FM over Beaver Creek	1948	279	Fair
FM over Trib. of Beaver Creek	1948	279	Poor
Co Rd over Des Moines River	1955	265	Fair
FM over Beaver Creek	1973	219	Fair
FM over Ioway Creek	2002	170	Good
FM over Beaver Creek	1920	139	Fair
Montona Rd over Honey Creek	2017	110	Good
150TH St over Trib of Ioway Creek	2024	100	Good
Local over Ioway Creek	1952	100	Fair
Local over Big Creek	1900	90	Poor
FM over Des Moines River	1909	80	Poor
FM over Tributary Beaver Creek	1962	80	Poor
180TH St over Beaver Creek	2020	71	Good
FM over Big Creek	1965	71	Fair
FM over Elkhorn Creek	1997	71	Good
FM over Tributary Des Moines Riv	1930	71	Fair
Local over Big Creek	1920	71	Fair
Local over Trib.des Moines River	1900	71	Poor
110TH St over Trib of Ioway Creek	2018	60	Good
FM over Bluff Creek	1900	60	Fair
Local over Beaver Creek	1996	60	Good
Local over Big Creek	1915	51	Fair
FM over Big Creek	1940	50	Fair
FM over Bluff Creek	1915	50	Poor
FM over Ioway Creek	1949	50	Poor
Local over Big Creek	1915	50	Poor
Local over Trib Des Moines River	1900	50	Fair
X Ave over Onion Creek	2023	50	Good
FM over Little Beaver Creek	1973	45	Poor
Local over Little Beaver Creek	2004	45	Good
335TH St over Little Beaver Creek	2011	40	Good
FM over Little Beaver Creek	2003	40	Good
Local over Beaver Creek	1975	40	Fair
Local over Beaver Creek	1916	40	Fair
Local over Big Creek	1900	40	Fair
Local over Little Beaver Creek	1915	40	Poor
190TH St over Trib of Beaver Creek	2016	34	Good
Local over Beaver Creek	1997	34	Good
Local over Des Moines River	1930	34	Poor
Local over Montgomery Creek	1900	34	Poor
140TH St over Ioway Creek	2016	30	Good
Local over Beaver Creek	1968	30	Fair
Local over Beaver Creek	1930	30	Fair
Local over Big Creek	2004	30	Good
Local over Big Creek	1917	30	Poor
Local over Bluff Creek	1920	30	Poor
Local over Bluff Creek	1900	30	Fair
Local over Eversoll Creek	2009	30	Good
Local over Montgomery Creek	1994	30	Fair
Local over Prairie Creek	1915	30	Poor
Local over Trib Des Moines River	1950	30	Fair
U Ave over Montgomery Creek	2019	30	Good
W Ave over Montgomery Creek	2015	30	Good
240TH St over Middle Beaver Creek	2021	26	Good
Local over Beaver Creek	1900	26	Poor
Local over Beaver Creek	1920	26	Poor
Local over Beaver Creek	2004	26	Good
Local over Big Creek	1978	26	Fair
Local over Ioway Creek	2006	26	Good
Local over Little Beaver Creek	1900	26	Fair
Local over Little Beaver Creek	1900	26	Poor
Local over Little Beaver Creek	1939	26	Poor
Local over Trib Des Moines River	1900	26	Poor
Local over Big Creek	1915	25	Poor
190TH St over Stream	1900	20	Poor
FM over Beaver Creek	2010	20	Good
FM over Beaver Creek	1926	20	Fair
FM over Beaver Creek	1923	20	Fair
FM over Br Ioway Creek	1916	20	Poor
Local over Beaver Creek	1915	20	Poor
Local over Beaver Creek	1920	20	Poor
Local over Beaver Creek	1920	20	Poor
Local over Bluff Creek	1900	20	Poor
Local over Ioway Creek	1988	20	Fair
Local over Ioway Creek	1920	20	Poor
Local over Trib Des Moines River	1900	20	Poor
R Ave over Prairie Creek	2017	20	Good
FM over Beaver Creek	1924	15	Fair
Local over Beaver Creek	2007	15	Good
Local over Beaver Creek	1999	15	Good
Local over Ioway Creek	1900	15	Poor
Local over Montgomery Creek	1915	15	Poor
Local over Tributary Prairie Creek	1900	15	Fair
Local over Beaver Creek	1900	11	Poor
Local over Beaver Creek	1915	11	Poor
160TH St over Beaver Creek	1915	5	Poor
A Ave over Stream	2019	5	Good
Local over Beaver Creek	1900	5	Fair
Local over Montgomery Creek	1915	5	Poor
Canyon Rd over Pease Creek	1933	–	Fair
Canyon Rd over Pease Creek	1933	–	Fair
Lower Ledges Rd over Pease Creek	2011	–	Good

Source: FHWA National Bridge Inventory, 2025.

Boone County bridge conditions · Iowa bridges by county.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.