US Bridges

T-300 Wilson RD over Buffalo Creek

Fair

Armstrong County, Pennsylvania · 1000 Feet S. of T-314 · Structure no. 000000000003384

Built
1984
41 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
106 ft
1 main span
Daily traffic
300
2021 count
Owner
County
County Highway Agency

About this bridge

T-300 Wilson RD over Buffalo Creek is a prestressed concrete box beam or girders - multiple carrying T-300 Wilson RD over Buffalo Creek in Armstrong County, Pennsylvania. It was built in 1984, so it is 41 years old, younger than the Pennsylvania average of 54.8 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 300 vehicles a day, roughly 9% of them trucks, projected to reach 420 by 2041. The structure is 106 ft (32.3 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesT-300 Wilson RD
CrossesBuffalo Creek
Location1000 Feet S. of T-314
RouteCity Street 0
CountyArmstrong County
StatePennsylvania
Coordinates40.79508, -79.65879
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating47 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length106 ft (32.3 m)
Longest span104 ft (31.7 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2021)
Projected traffic420 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-300 Wilson RD over Buffalo Creek built?

It was built in 1984, making it 41 years old in 2025.

What condition is T-300 Wilson RD over Buffalo 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 2023.

How much traffic does T-300 Wilson RD over Buffalo Creek carry?

About 300 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is T-300 Wilson RD over Buffalo Creek?

The structure is 106 ft (32.3 m) long with a longest span of 104 ft (31.7 m) and a deck 32 ft wide.

Who owns T-300 Wilson RD over Buffalo Creek?

It is owned by the County Highway Agency.