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CR 400W over Mill Creek

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

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

CR 400W over Mill Creek in LaPorte County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1979 and reconstructed in 2020, making it 46 years old at the 2025 inventory.
It carries about 925 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 134 of the 227 inventoried bridges in LaPorte County rated fair (59.0%); 15 (6.6%) 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 48 ft
Location	00.70 N CR 900 S
NBI structure number	4600042
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-94 WB over East Br Trail Creek	1969	37,476	Good
I-94 EB over Nictd RR	1969	37,476	Good
I-94 WB over Norris Ditch No 1	1971	27,527	Good
I-94 WB over Norris Ditch No 2	1971	27,527	Fair
I-94 EB over Norris Ditch No 3	1971	27,527	Good
I-94 WB over Norris Ditch No 3	1971	27,527	Good