US Bridges

T-549 Bowser Road over Dunning Creek

GoodPosted for load

Bedford County, Pennsylvania · 1 Mi.E.Of Ryot · Structure no. 000000000004542

Built
1867
158 years old, rebuilt 2004
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
86 ft
1 main span
Daily traffic
60
2023 count
Owner
County
County Highway Agency

About this bridge

T-549 Bowser Road over Dunning Creek is a steel stringer/multi-beam or girder carrying T-549 Bowser Road over Dunning Creek in Bedford County, Pennsylvania. It was built in 1867 and reconstructed in 2004, so it is 158 years old, older than the Pennsylvania average of 54.8 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. Its operating status is: posted for load restriction.

It carries about 60 vehicles a day, roughly 1% of them trucks, projected to reach 51 by 2043. The structure is 86 ft (26.2 m) long and 12 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesT-549 Bowser Road
CrossesDunning Creek
Location1 Mi.E.Of Ryot
RouteCity Street 0
CountyBedford County
StatePennsylvania
Coordinates40.14226, -78.62443
Functional classRural Local

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 inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating49.1 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadH 10
Structure length86 ft (26.2 m)
Longest span80 ft (24.4 m)
Deck width12 ft (3.7 m)
Roadway width11 ft (3.3 m)
Vertical clearance over deck11 ft (3.4 m)

Traffic and service

Average daily traffic60 (2023)
Projected traffic51 by 2043
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was T-549 Bowser Road over Dunning Creek built?

It was built in 1867, making it 158 years old in 2025. It was reconstructed in 2004.

What condition is T-549 Bowser Road over Dunning Creek 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 June 2023.

How much traffic does T-549 Bowser Road over Dunning Creek carry?

About 60 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is T-549 Bowser Road over Dunning Creek?

The structure is 86 ft (26.2 m) long with a longest span of 80 ft (24.4 m) and a deck 12 ft wide.

Who owns T-549 Bowser Road over Dunning Creek?

It is owned by the County Highway Agency.