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Md 464 (point of R over Little Catoctin Creek

Frederick County, Maryland · rated Good in the 2025 National Bridge Inventory

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

Md 464 (point of R over Little Catoctin Creek in Frederick County, Maryland, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
It was built in 2020, making it 5 years old at the 2025 inventory.
It carries about 4,400 vehicles a day (traffic count year 2017).
Its listed owner is the state highway agency.
It is one of 196 of the 485 inventoried bridges in Frederick County rated good (40.4%); 14 (2.9%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Concrete stringer or multi-beam girder
Length	about 107 ft
Location	2.16 Miles East of Md 17
NBI structure number	100000100090010
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Is 270 over MD 85 (Buckeystown Pike)	2020	111,550	Good
US 15 & Ramp 8 over Carroll Creek	1958	95,190	Fair
US 15 Nbr over US 40/W. Patrick Street	1958	95,190	Fair
US 15 Sbr over US 40/W. Patrick Street	1958	95,190	Fair
Is 70 Ebr over Md 180	1968	94,760	Fair
Is 70 Wbr over Md 180	1968	94,760	Fair