Home › Maryland › Queen Anne's County › Md 313 over Unicorn Branch

Md 313 over Unicorn Branch

Queen Anne's County, Maryland · rated Fair in the 2025 National Bridge Inventory

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

Md 313 over Unicorn Branch in Queen Anne's County, Maryland, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1924 and reconstructed in 1950, making it 101 years old at the 2025 inventory.
It carries about 1,970 vehicles a day (traffic count year 2009).
Its listed owner is the state highway agency.
It is one of 67 of the 88 inventoried bridges in Queen Anne's County rated fair (76.1%); 2 (2.3%) 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

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

Bridge	Built	Vehicles/day	Condition
US 50/301 over Cox Creek	1950	66,761	Fair
US 50 EB/301 NB over Piney Creek	1950	65,701	Fair
US 50 WB/301 SB over Piney Creek	1950	65,701	Fair
US 50/301 over Kent Island Narrow	1990	65,701	Fair
US 50 WB over US 301	1950	49,600	Fair
US 50 over Br of Wye River	1951	45,841	Fair