US Bridges

US 15 SB over Little Owens Creek

Fair

Frederick County, Maryland · 1.74 Mile North of Md 550 · Structure no. 100000100003040

Built
1954
71 years old
Condition
Fair
inspected April 2024
Type
Frame
Concrete
Length
40 ft
Daily traffic
14,250
2006 count
Owner
State
State Highway Agency

About this bridge

US 15 SB over Little Owens Creek is a concrete frame carrying US 15 SB over Little Owens Creek in Frederick County, Maryland. It was built in 1954, so it is 71 years old, older than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 14,250 vehicles a day, roughly 8% of them trucks, projected to reach 16,430 by 2026. The structure is 40 ft (12.2 m) long and 47 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 15 SB
CrossesLittle Owens Creek
Location1.74 Mile North of Md 550
RouteU.S. Route 15
Coordinates39.65053, -77.3863
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.5 US tons
Inventory rating44.5 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans0
Design loadH 20
Structure length40 ft (12.2 m)
Longest span40 ft (12.2 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,250 (2006)
Projected traffic16,430 by 2026
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 15 SB over Little Owens Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is US 15 SB over Little Owens Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does US 15 SB over Little Owens Creek carry?

About 14,250 vehicles per day (2006 count), of which roughly 8% are trucks.

How long is US 15 SB over Little Owens Creek?

The structure is 40 ft (12.2 m) long with a longest span of 40 ft (12.2 m) and a deck 47 ft wide.

Who owns US 15 SB over Little Owens Creek?

It is owned by the State Highway Agency.