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Snyder Rd over Mchenry Drain

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

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

Snyder Rd over Mchenry 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 substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1980, making it 45 years old at the 2025 inventory.
It carries about 104 vehicles a day (traffic count year 2018).
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 26 ft
Location	00.30 N Tillman Road
NBI structure number	0200128
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