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Bridge conditions in Adams County, Indiana

195 inventoried bridges · 2 rated poor · 2025 National Bridge Inventory

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

Adams County tracks close to typical: 2 of its 195 inventoried bridges (1.0%) are rated poor, against a national rate of about 7%.

2 of the 195 bridges in Adams County, Indiana, are rated in poor condition (1.0%) in the 2025 National Bridge Inventory, as of August 20, 2026.
90 bridges (46.2%) are rated good and 103 (52.8%) fair.
The median Adams County bridge was built in 1986.
The busiest poor-rated bridge is Piqua Road over Gerke Ditch (built 1976), carrying about 2,572 vehicles a day.

Good 46.2% · Fair 52.8% · Poor 1.0% of 195 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
Piqua Road over Gerke Ditch	1976	2,572	Poor
Vanburen Street over Yellow Creek	1930	135	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
US 27 over Borum Run	1991	14,538	Good
US 224 over St Marys River	1969	9,815	Fair
Salem Rd (old US 3 over Borum Run	1934	8,247	Fair
US 27 over Blue Creek	1964	7,703	Good
Salem Rd (old US 3 over Braun Ayres Ditch	1934	7,300	Fair
US 224 over Koos Ditch	1986	6,561	Good
US 27 over Loblolly Creek	1966	6,117	Good
US 27 SB US 33 SB over St Marys River Overflow	1996	6,001	Fair
US 27 SB US 33 SB over Seventeen Mile Creek	1996	5,613	Good
US 27 over Wabash River	1966	5,539	Good

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

All of Indiana: Indiana 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.