US Bridges

T-798 over S. Br. of Roaring Creek

Good

Northumberland County, Pennsylvania · E of Elysburg · Structure no. 000000000029350

Built
1903
122 years old, rebuilt 1984
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
250
2019 count
Owner
County
County Highway Agency

About this bridge

T-798 over S. Br. of Roaring Creek is a steel stringer/multi-beam or girder carrying T-798 over S. Br. of Roaring Creek in Northumberland County, Pennsylvania. It was built in 1903 and reconstructed in 1984, so it is 122 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 250 vehicles a day, roughly 2% of them trucks, projected to reach 387 by 2041. The structure is 40 ft (12.2 m) long and 18 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesT-798
CrossesS. Br. of Roaring Creek
LocationE of Elysburg
RouteCity Street 0T798
Coordinates40.83729, -76.50495
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating96 US tons
Inventory rating57 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length40 ft (12.2 m)
Longest span38 ft (11.6 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2019)
Projected traffic387 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-798 over S. Br. of Roaring Creek built?

It was built in 1903, making it 122 years old in 2025. It was reconstructed in 1984.

What condition is T-798 over S. Br. of Roaring 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 July 2024.

How much traffic does T-798 over S. Br. of Roaring Creek carry?

About 250 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is T-798 over S. Br. of Roaring Creek?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 18 ft wide.

Who owns T-798 over S. Br. of Roaring Creek?

It is owned by the County Highway Agency.