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Every bridge in Worth County, Iowa

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

116 inventoried bridges, busiest first

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

Worth County, Iowa, has 116 bridges in the 2025 National Bridge Inventory: 44 rated good, 55 fair, and 17 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
I-35 over Drainage Ditch	1972	20,600	Good
I-35 over Goose Creek	1972	20,100	Fair
NB I 35 over over UP RR	1970	10,700	Fair
SB I 35 over over UP RR	1970	10,500	Fair
NB I-35 over Elk Creek	1972	9,950	Fair
SB I-35 over Elk Creek	1972	9,750	Fair
SR 105 over I-35	1972	4,419	Fair
Ia 9 over Beaver Creek	2024	2,360	Good
Ia 9 over Stream	1921	2,360	Fair
US 65 over Drainage Ditch	1928	2,200	Fair
US 65 over over UP RR	1990	2,170	Fair
Ia 9 over Shell Rock River	1921	2,160	Fair
Ia 9 over Stream	1975	2,160	Good
US 65 over Elk Creek	1990	2,020	Good
US 65 over Shellrock River	1983	2,020	Good
Ia 9 over Willow Creek	2004	1,960	Good
Central Ave N over Shellrock River	1950	1,868	Poor
Co Rd 105 over Drainage Ditch	1950	1,836	Fair
Ia 9 over I-35	1970	1,700	Fair
Co Rd 105 over Drainage Ditch	1949	1,650	Fair
Co Rd 105 over Small Natural Stream	1949	1,650	Fair
US 69 over Stream	1989	1,570	Good
Ia 9 over Spring Creek	1994	1,470	Good
Ia 9 over Wharam Creek	1994	1,470	Good
Co Rd 105 over Drainage Ditch	1949	1,414	Fair
Co Rd 105 over Drainage Ditch	1949	1,414	Fair
Co Rd 105 over Elk Creek	1950	1,414	Fair
Co Rd 105 over Elk Creek	1926	1,139	Fair
Co Rd 105 over Small Natural Creek	1949	1,139	Fair
Sy Rd A-38 over I-35	1971	1,011	Fair
Eagle over Winnebago River	2004	909	Good
Co Rd 105 over Drainage Ditch	1956	894	Fair
S62 Co Rd 105 over Drainage Ditch	1956	619	Fair
Co Rd 105 over Drainage Ditch	1956	609	Fair
4TH St over Shellrock River	1986	480	Fair
410TH over Shellrock River	1955	471	Fair
Thrush over Stream	1963	442	Fair
Thrush over Deer Creek	1972	393	Fair
Thrush over Drainage Ditch	1971	393	Fair
Thrush over Drainage Ditch	1971	393	Fair
S56 Thrush Ave over Stream	2015	373	Good
390TH over Shellrock River	1958	363	Poor
Wheelerwood over Stream	1998	285	Good
Wheelerwood over Drainage Ditch	1999	265	Good
Wheelerwood over Drainage Ditch	1960	265	Fair
Wheelerwood over Stream	1961	265	Fair
Wheelerwood over Stream	1960	265	Fair
Dogwood over Drainage Ditch	1972	236	Poor
Dogwood over Stream	1959	236	Poor
Balsam over Beaver Creek	1977	216	Poor
Mallard Ave over Drainage Ditch	1973	216	Poor
Fir Ave over Drainage Ditch	2012	207	Good
4TH St over Drainage Ditch	2014	187	Good
Bluebill Ave over Elk Creek	2001	187	Fair
Partridge Ave over Stream	1978	166	Good
Killdeer over Elk Creek	2001	137	Poor
Dogwood over Beaver Creek	2001	135	Fair
2ND Ave S over Shell Rock River	1959	123	Fair
A39 390TH over Stream	2021	118	Good
FM Rd A-39 over I-35	1970	118	Fair
Wheelerwood over Winnebago River	1992	108	Good
495TH over Shellrock River	1955	104	Fair
Mallard Ave over Goose Creek	2016	91	Good
Lilac Ave over Elk Creek	1972	82	Good
450TH over Shellrock River	1964	79	Good
370TH over Stream	1962	73	Fair
Vine over Stream	1968	69	Fair
S62 Vine Ave over Drainage Ditch	2019	59	Good
Vine over Deer Creek	1977	59	Poor
Vine over Deer Creek	1948	59	Fair
Olive over Drainage Ditch	1974	51	Poor
430TH over Shellrock River	1960	49	Good
A 27 over I-35	1972	49	Fair
340TH over Stream	1928	47	Fair
400TH over Shellrock River	1958	47	Good
490TH over Deer Creek	1971	47	Fair
Finch over Winnebago River	1995	47	Good
390TH over Stream	1959	41	Poor
460TH over Deer Creek	2003	41	Good
Apple over Beaver Creek	2009	41	Good
Jonquil Ave over Drainage Ditch	2013	41	Good
Nuthatch over Elk Creek	1961	41	Fair
A 15 over I-35	1972	39	Fair
342ND St over Drainage Ditch	2021	35	Good
380TH over Shellrock River	1962	35	Good
Nettle over Stream	1955	35	Fair
Swallow over Shellrock River Trib	1917	35	Fair
450TH over Stream	1962	34	Poor
380TH over Stream	1964	33	Poor
470TH over Deer Creek	1972	30	Good
500TH over Deer Creek	1974	30	Fair
Local over Winnebago River	1975	30	Good
Spruce over Drainage Ditch	1955	30	Poor
355TH over Drainage Ditch	1900	29	Fair
Dogwood over Stream	1961	29	Fair
Finch over Elk Creek	2006	29	Good
400TH over Drainage Ditch	1915	26	Good
415TH St over Drainage Ditch	2023	26	Good
440TH over Drainage Ditch	1962	26	Poor
367TH over Stream	1959	25	Fair
430 Th over Stream	1968	25	Fair
FM Rd A-34 over I-35	1970	25	Good
Jonquil over Elk Creek	1957	21	Poor
380TH over Drainage Ditch	1959	20	Poor
Juniper Ave over Stream	2003	20	Good
Olive Ave over Drainage Ditch	2017	16	Good
Cardinal over Beaver Creek	2005	15	Good
Mallard Ave over Drainage Ditch	2023	15	Good
355TH over Stream	1900	11	Poor
375TH over Drainage Ditch	1940	11	Fair
350TH Street over Drainage Ditch	2021	10	Good
350TH over Drainage Ditch	1915	10	Fair
King Bird over Goose Creek	1916	10	Fair
380TH over Stream	1990	5	Good
480TH over Stream	2006	5	Good
Yarrow Ave over Stream	2017	5	Good

Source: FHWA National Bridge Inventory, 2025.

Worth County bridge conditions · Iowa bridges by county.

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