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Trevanion Road over Big Pipe Creek

Carroll County, Maryland · rated Fair in the 2025 National Bridge Inventory

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

Trevanion Road over Big Pipe Creek in Carroll County, Maryland, 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 1966, making it 59 years old at the 2025 inventory.
It carries about 2,569 vehicles a day (traffic count year 2021).
Its listed owner is the county highway agency.
It is one of 138 of the 205 inventoried bridges in Carroll County rated fair (67.3%); 10 (4.9%) 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 steel stringer or multi-beam girder
Length	about 183 ft
Location	2.05 Miles N of Md 84
NBI structure number	200000CL0225010
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Is 70 EB over Md 27	1974	65,550	Fair
Is 70 WB over Md 27	1974	65,550	Fair
Md 140 WB & Ramp B over Md 97	2006	47,060	Good
Md 140 EB over Md 97	2006	47,060	Good
Md 140 over Md Mid RR MD27 West Br	2006	45,521	Good
Md 32 over Piney Run	1957	26,590	Fair