US Bridges

Fifteen Mile Creek over White Sulphur Run

Good

Allegany County, Maryland · 1.64 Miles S of US 40 · Structure no. 200000A-0109010

Built
1935
90 years old, rebuilt 1999
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
90 ft
2 main spans
Daily traffic
1,218
2023 count
Owner
County
County Highway Agency

About this bridge

Fifteen Mile Creek over White Sulphur Run is a steel stringer/multi-beam or girder carrying Fifteen Mile Creek over White Sulphur Run in Allegany County, Maryland. It was built in 1935 and reconstructed in 1999, so it is 90 years old, older than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,218 vehicles a day, roughly 5% of them trucks, projected to reach 1,487 by 2043. The structure is 90 ft (27.4 m) long and 12 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesFifteen Mile Creek
CrossesWhite Sulphur Run
Location1.64 Miles S of US 40
RouteCounty Highway 567
CountyAllegany County
StateMaryland
Coordinates39.65881, -78.46405
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating72 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans2
Design loadHS 25 or greater
Structure length90 ft (27.4 m)
Longest span43 ft (13.1 m)
Deck width12 ft (3.7 m)
Roadway width11 ft (3.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,218 (2023)
Projected traffic1,487 by 2043
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Fifteen Mile Creek over White Sulphur Run built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1999.

What condition is Fifteen Mile Creek over White Sulphur Run in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does Fifteen Mile Creek over White Sulphur Run carry?

About 1,218 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Fifteen Mile Creek over White Sulphur Run?

The structure is 90 ft (27.4 m) long with a longest span of 43 ft (13.1 m) and a deck 12 ft wide.

Who owns Fifteen Mile Creek over White Sulphur Run?

It is owned by the County Highway Agency.