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Bridge conditions in Pulaski County, Indiana

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

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

2 of the 102 bridges the federal inventory lists in Pulaski County are rated poor; the rest split 31 good and 69 fair.

2 of the 102 bridges in Pulaski County, Indiana, are rated in poor condition (2.0%) in the 2025 National Bridge Inventory, as of August 20, 2026.
31 bridges (30.4%) are rated good and 69 (67.6%) fair.
The median Pulaski County bridge was built in 1973.
The busiest poor-rated bridge is CR 600W over Thompson Ditch (built 1930), carrying about 180 vehicles a day.

Good 30.4% · Fair 67.6% · Poor 2.0% of 102 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
CR 600W over Thompson Ditch	1930	180	Poor
CR 315E over Mill Creek	1959	50	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
US 35 over Quigley Marsh Ditch	2011	8,928	Good
US 421 over Mosley Ditch	1985	5,222	Good
SR 14 over Tippecanoe River	1952	4,468	Good
US 421 over Muck Pocket & Antrim Dit	1931	4,420	Good
US 35 over Tippecanoe River	1982	4,204	Good
US 421 over Mp Hill Ditch	1993	3,989	Fair
US 35 over Dilts & Anstis Ditch	1993	3,912	Fair
US 421 over Wacknitz Ditch	1989	3,850	Fair
US 35 over Mill Ditch	2003	3,468	Good
US 35 over Indian Creek	2003	2,793	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.