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S Maplecrest over Trier Drain

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

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

S Maplecrest over Trier Drain in Allen County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1963 and reconstructed in 2023, making it 62 years old at the 2025 inventory.
It carries about 8,050 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 313 of the 615 inventoried bridges in Allen County rated fair (50.9%); 45 (7.3%) 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 70 ft
Location	00.30 S of Moeller Rd
NBI structure number	0200136
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-69 over Durnell Ditch	1961	59,380	Fair
I-469 over Martin Ditch	1995	44,507	Good
I-469 over Swift Ditch	1995	44,507	Fair
W Jefferson Blvd over Moorman Drain	1948	38,000	Fair
W Jefferson Blvd over Natural Drain	1930	38,000	Fair
I-69 over Graham Mccullough Dit #4	1964	36,360	Good