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Bridge conditions in Muscatine County, Iowa

144 inventoried bridges · 30 rated poor · 2025 National Bridge Inventory

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

Of the 144 Muscatine County bridges in the federal inventory, 30 carry a poor rating. That 20.8% share is roughly 3x the national average.

30 of the 144 bridges in Muscatine County, Iowa, are rated in poor condition (20.8%) in the 2025 National Bridge Inventory, as of August 20, 2026.
52 bridges (36.1%) are rated good and 62 (43.1%) fair.
The median Muscatine County bridge was built in 1980.
The busiest poor-rated bridge is FM over Wapsi Creek (built 1971), carrying about 3,080 vehicles a day.

Good 36.1% · Fair 43.1% · Poor 20.8% of 144 bridges

Bridges rated poor

Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.

Bridge	Built	Vehicles/day	Condition
FM over Wapsi Creek	1971	3,080	Poor
Hwy 927 over Elkhorn Creek	1929	2,340	Poor
US 6 over E Br Wapsinonoc Creek	1920	1,770	Poor
FM over Overflow From Sugar Crk	1971	1,640	Poor
FM over Mud Creek	1972	1,600	Poor
FM over Pine Creek	1955	1,600	Poor
FM over Mud Creek	1971	1,580	Poor
FM over Wapsinonoc Creek	1981	1,510	Poor
FM over Mosquito Ck	1978	1,260	Poor
FM over Mosquito Creek	1978	1,260	Poor
FM over Little Mosquito Creek	1964	990	Poor
FM over Cedar River	1966	990	Poor
FM over Drainage Ditch 2	1969	840	Poor
Local over Lowe Run	1928	380	Poor
FM over Mud Creek	1948	290	Poor
FM over Creek	1970	200	Poor
Park Ave W over Mad Creek	1924	184	Poor
Local over Wapsinonoc Creek	1936	176	Poor
FM over West Branch Mud Creek	1960	80	Poor
FM over Pine Creek	1955	60	Poor
Local over Pine Creek	1941	51	Poor
Local over Creek	1960	50	Poor
FM over Mud Creek	1939	50	Poor
Local over Mud Creek	1954	47	Poor
Bancroft Ave over Big Slough Creek	1937	45	Poor
Local over Pike Creek	1900	41	Poor
Local over Creek	1956	35	Poor
Local over Creek	1942	21	Poor
Local over Small	1978	15	Poor
Farm Entrance over Drainage Ditch(sdb)	1920	10	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
US 61 & Ia 22 over Mad Creek	1984	18,300	Good
US 61 over Hershey Ave	2008	12,100	Good
Isett Ave over Geneva Creek	1980	11,716	Fair
E 2ND St over Mad Creek	1963	8,700	Fair
Ia 38 over Mad Creek	1972	8,200	Fair
Washngton St. over Mad Creek	1986	7,906	Fair
5TH St over Mad Creek	2006	7,900	Fair
Ia 38 over Mosquito Creek	1972	5,300	Fair
US 6 & Ia 38 over Mud Creek	1924	5,200	Fair
US 6 & Ia 38 over Iais RR	1930	5,200	Fair

Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.

Every bridge in Muscatine County → - all 144, busiest first, each with its own condition record.

All of Iowa: Iowa bridge conditions by county · every download on the data page.

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