US Bridges

On Walnut Street over Hungry Run

Fair

Mifflin County, Pennsylvania · Burnham Boro · Structure no. 000000000026517

Built
1912
113 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
2,329
2024 count
Owner
State
State Highway Agency

About this bridge

On Walnut Street over Hungry Run is a concrete culvert carrying On Walnut Street over Hungry Run in Mifflin County, Pennsylvania. It was built in 1912, so it is 113 years old, older 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 2,329 vehicles a day, roughly 5% of them trucks, projected to reach 4,030 by 2043. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesOn Walnut Street
CrossesHungry Run
LocationBurnham Boro
RouteState Highway 0
CountyMifflin County
StatePennsylvania
Coordinates40.63244, -77.56397
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 15
Structure length27 ft (8.2 m)
Longest span27 ft (8.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,329 (2024)
Projected traffic4,030 by 2043
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 On Walnut Street over Hungry Run built?

It was built in 1912, making it 113 years old in 2025.

What condition is On Walnut Street over Hungry Run 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 October 2023.

How much traffic does On Walnut Street over Hungry Run carry?

About 2,329 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is On Walnut Street over Hungry Run?

The structure is 27 ft (8.2 m) long with a longest span of 27 ft (8.2 m).

Who owns On Walnut Street over Hungry Run?

It is owned by the State Highway Agency.