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CR 400E (salem Rd) over Martz Creek

Adams County, Indiana · rated Good in the 2025 National Bridge Inventory

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

CR 400E (salem Rd) over Martz Creek in Adams County, Indiana, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
It was built in 2018, making it 7 years old at the 2025 inventory.
It carries about 149 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 90 of the 195 inventoried bridges in Adams County rated good (46.2%); 2 (1.0%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete multiple box beam
Length	about 31 ft
Location	0.10 Miles S of CR 150 N
NBI structure number	0100171
Condition class	Good

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

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