US Bridges

US 15 SB over Toms Creek

Fair

Frederick County, Maryland · 0.65 Mile N of US 15BU · Structure no. 100000100124010

Built
1965
60 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
106 ft
3 main spans
Daily traffic
18,340
2009 count
Owner
State
State Highway Agency

About this bridge

US 15 SB over Toms Creek is a concrete continuous slab carrying US 15 SB over Toms Creek in Frederick County, Maryland. It was built in 1965, so it is 60 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 18,340 vehicles a day, roughly 8% of them trucks, projected to reach 28,040 by 2029. The structure is 106 ft (32.3 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 15 SB
CrossesToms Creek
Location0.65 Mile N of US 15BU
RouteU.S. Route 15
CountyFrederick County
StateMaryland
Coordinates39.69176, -77.32294
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span40 ft (12.2 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,340 (2009)
Projected traffic28,040 by 2029
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Toms Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is US 15 SB over Toms 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 October 2024.

How much traffic does US 15 SB over Toms Creek carry?

About 18,340 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is US 15 SB over Toms Creek?

The structure is 106 ft (32.3 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.

Who owns US 15 SB over Toms Creek?

It is owned by the State Highway Agency.