US Bridges

SR 4013 over Buck Run

Fair

Mifflin County, Pennsylvania · 2 MI SW Burnham · Structure no. 000000000026598

Built
1961
64 years old
Condition
Fair
inspected October 2024
Type
Tee Beam
Concrete
Length
38 ft
1 main span
Daily traffic
1,528
2023 count
Owner
State
State Highway Agency

About this bridge

SR 4013 over Buck Run is a concrete tee beam carrying SR 4013 over Buck Run in Mifflin County, Pennsylvania. It was built in 1961, so it is 64 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 6 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 1,528 vehicles a day, roughly 4% of them trucks, projected to reach 1,894 by 2042. The structure is 38 ft (11.6 m) long and 38 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSR 4013
CrossesBuck Run
Location2 MI SW Burnham
RouteState Highway 0
CountyMifflin County
StatePennsylvania
Coordinates40.61383, -77.60607
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating29 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span37 ft (11.3 m)
Deck width38 ft (11.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,528 (2023)
Projected traffic1,894 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 SR 4013 over Buck Run built?

It was built in 1961, making it 64 years old in 2025.

What condition is SR 4013 over Buck 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 2024.

How much traffic does SR 4013 over Buck Run carry?

About 1,528 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is SR 4013 over Buck Run?

The structure is 38 ft (11.6 m) long with a longest span of 37 ft (11.3 m) and a deck 38 ft wide.

Who owns SR 4013 over Buck Run?

It is owned by the State Highway Agency.