US Bridges

Trough Creek Drive over Trough Creek

Good

Huntingdon County, Pennsylvania · 500 Ft SE of SR 3031 · Structure no. 000000000018969

Built
1935
90 years old, rebuilt 1997
Condition
Good
inspected May 2024
Type
Arch - Thru
Wood or Timber
Length
80 ft
1 main span
Daily traffic
50
2024 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Trough Creek Drive over Trough Creek is a wood or timber arch - thru carrying Trough Creek Drive over Trough Creek in Huntingdon County, Pennsylvania. It was built in 1935 and reconstructed in 1997, so it is 90 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.

It carries about 50 vehicles a day, roughly 2% of them trucks, projected to reach 70 by 2044. The structure is 80 ft (24.4 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesTrough Creek Drive
CrossesTrough Creek
Location500 Ft SE of SR 3031
RouteState Lands Road 0
Coordinates40.3103, -78.1281
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54 US tons
Inventory rating35.1 US tons

Structure

Structure typeArch - Thru
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span75 ft (22.9 m)
Deck width29 ft (8.8 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic50 (2024)
Projected traffic70 by 2044
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$20,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Trough Creek Drive over Trough Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1997.

What condition is Trough Creek Drive over Trough 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 May 2024.

How much traffic does Trough Creek Drive over Trough Creek carry?

About 50 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Trough Creek Drive over Trough Creek?

The structure is 80 ft (24.4 m) long with a longest span of 75 ft (22.9 m) and a deck 29 ft wide.

Who owns Trough Creek Drive over Trough Creek?

It is owned by the State Park, Forest, or Reservation Agency.