US Bridges

I-83; SR 0083 over SR 3012

Fair

Dauphin County, Pennsylvania · .5 Mi.E. of Lawnton · Structure no. 000000000014276

Built
1970
55 years old
Condition
Fair
inspected November 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
141 ft
3 main spans
Daily traffic
59,599
2024 count
Owner
State
State Highway Agency

About this bridge

I-83; SR 0083 over SR 3012 is a prestressed concrete box beam or girders - multiple carrying I-83; SR 0083 over SR 3012 in Dauphin County, Pennsylvania. It was built in 1970, so it is 55 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 59,599 vehicles a day, roughly 17% of them trucks, projected to reach 93,584 by 2032. The structure is 141 ft (43 m) long and 82 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesI-83; SR 0083
CrossesSR 3012
Location.5 Mi.E. of Lawnton
RouteInterstate 83
CountyDauphin County
StatePennsylvania
Coordinates40.25792, -76.8109
Functional classUrban Principal Arterial - Interstate

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2022
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length141 ft (43 m)
Longest span76 ft (23.2 m)
Deck width82 ft (25 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,599 (2024)
Projected traffic93,584 by 2032
Trucks17%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-83; SR 0083 over SR 3012 built?

It was built in 1970, making it 55 years old in 2025.

What condition is I-83; SR 0083 over SR 3012 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 November 2022.

How much traffic does I-83; SR 0083 over SR 3012 carry?

About 59,599 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is I-83; SR 0083 over SR 3012?

The structure is 141 ft (43 m) long with a longest span of 76 ft (23.2 m) and a deck 82 ft wide.

Who owns I-83; SR 0083 over SR 3012?

It is owned by the State Highway Agency.