US Bridges

US 40 Scn over Fifteen Mile Creek

Fair

Allegany County, Maryland · 0.19 M E of Br No 0113300 · Structure no. 100000010036010

Built
1917
108 years old
Condition
Fair
inspected March 2024
Type
Arch - Deck
Concrete
Length
116 ft
1 main span
Daily traffic
281
2009 count
Owner
State
State Highway Agency

About this bridge

US 40 Scn over Fifteen Mile Creek is a concrete arch - deck carrying US 40 Scn over Fifteen Mile Creek in Allegany County, Maryland. It was built in 1917, so it is 108 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 5 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 281 vehicles a day, roughly 8% of them trucks, projected to reach 312 by 2026. The structure is 116 ft (35.4 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 40 Scn
CrossesFifteen Mile Creek
Location0.19 M E of Br No 0113300
RouteU.S. Route 40
Coordinates39.67844, -78.45746
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40 US tons
Inventory rating23.5 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length116 ft (35.4 m)
Longest span65 ft (19.8 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic281 (2009)
Projected traffic312 by 2026
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$207,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 40 Scn over Fifteen Mile Creek built?

It was built in 1917, making it 108 years old in 2025.

What condition is US 40 Scn over Fifteen Mile 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 March 2024.

How much traffic does US 40 Scn over Fifteen Mile Creek carry?

About 281 vehicles per day (2009 count), of which roughly 8% are trucks.

How long is US 40 Scn over Fifteen Mile Creek?

The structure is 116 ft (35.4 m) long with a longest span of 65 ft (19.8 m) and a deck 27 ft wide.

Who owns US 40 Scn over Fifteen Mile Creek?

It is owned by the State Highway Agency.