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CR 300S over Polywog Creek

Tipton County, Indiana · rated Fair in the 2025 National Bridge Inventory

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

CR 300S over Polywog Creek in Tipton County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1994, making it 31 years old at the 2025 inventory.
It carries about 125 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 64 of the 117 inventoried bridges in Tipton County rated fair (54.7%); 1 (0.9%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 62 ft
Location	00.30 W of CR 700 E
NBI structure number	8000060
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.

Bridge	Built	Vehicles/day	Condition
US 31 over Buck Creek	1994	30,720	Good
US 31 SB over Cicero Creek	1959	14,951	Fair
US 31 SB over Dixon Creek	1959	14,951	Fair
US 31 NB over Prairie Creek	1959	14,559	Fair
US 31 SB over Mud Creek	1960	14,547	Fair
US 31 SB over Prairie Creek	1951	14,533	Fair