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CR 150W over Little Flatrock River

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

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

CR 150W over Little Flatrock River in Decatur 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 1990, making it 35 years old at the 2025 inventory.
It carries about 140 vehicles a day (traffic count year 2017).
Its listed owner is the county highway agency.
It is one of 134 of the 220 inventoried bridges in Decatur County rated fair (60.9%); 13 (5.9%) 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	Continuous prestressed concrete single box beam
Length	about 171 ft
Location	00.20 N of CR 750 N
NBI structure number	1600027
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 421 over Muddy Fork Sand Creek	2008	13,901	Fair
SR 3 over I-74 Eb/wb	1962	13,680	Fair
I-74 Wbl over Clifty Creek	1962	11,344	Fair
I-74 EB over Flatrock River	1961	11,343	Fair
I-74 WB over Flatrock River	1961	11,343	Fair
I-74 Ebl over Mill Creek	1961	10,341	Good