US Bridges

SR 103-PA 103 over Nsrc/Amtrk/Jvrr

Fair

Mifflin County, Pennsylvania · Lewistown · Structure no. 000000000026410

Built
1984
41 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
261 ft
3 main spans
Daily traffic
3,970
2023 count
Owner
State
State Highway Agency

About this bridge

SR 103-PA 103 over Nsrc/Amtrk/Jvrr is a steel continuous stringer/multi-beam or girder carrying SR 103-PA 103 over Nsrc/Amtrk/Jvrr in Mifflin 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 3,970 vehicles a day, roughly 5% of them trucks, projected to reach 5,523 by 2044. The structure is 261 ft (79.6 m) long and 38 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

Location

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CarriesSR 103-PA 103
CrossesNsrc/Amtrk/Jvrr
LocationLewistown
RouteState Highway 103
CountyMifflin County
StatePennsylvania
Coordinates40.58808, -77.57592
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 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
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating54 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length261 ft (79.6 m)
Longest span107 ft (32.6 m)
Deck width38 ft (11.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,970 (2023)
Projected traffic5,523 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed24.2 mi (39 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 103-PA 103 over Nsrc/Amtrk/Jvrr built?

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

What condition is SR 103-PA 103 over Nsrc/Amtrk/Jvrr 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 103-PA 103 over Nsrc/Amtrk/Jvrr carry?

About 3,970 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is SR 103-PA 103 over Nsrc/Amtrk/Jvrr?

The structure is 261 ft (79.6 m) long with a longest span of 107 ft (32.6 m) and a deck 38 ft wide.

Who owns SR 103-PA 103 over Nsrc/Amtrk/Jvrr?

It is owned by the State Highway Agency.