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Md 363 over S Branch of Rock Creek

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

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

Md 363 over S Branch of Rock Creek in Somerset 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 1977, making it 48 years old at the 2025 inventory.
It carries about 2,245 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 34 of the 46 inventoried bridges in Somerset County rated fair (73.9%); 3 (6.5%) 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	Timber stringer or multi-beam girder
Length	about 75 ft
Location	0.21 M E of Earl Webst Rd
NBI structure number	100000190007010
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 13 over Passerdyke Creek	1900	27,695	Fair
US 13 NB over Manokin River	1958	22,370	Fair
US 13 SB over Manokin River	1964	22,370	Fair
US 13 NB over Kings Creek	1962	20,870	Fair
US 13 NB over Jones Creek	1934	20,870	Fair
US 13 NB over Norfolk Southern RR	1957	16,470	Fair