US Bridges

I-83; SR 0083 over 17th ST

Fair

Dauphin County, Pennsylvania · South Harrisburg · Structure no. 000000000014266

Built
1961
64 years old, rebuilt 1982
Condition
Fair
inspected November 2022
Type
Frame
Concrete
Length
58 ft
1 main span
Daily traffic
81,885
2023 count
Owner
State
State Highway Agency

About this bridge

I-83; SR 0083 over 17th ST is a concrete frame carrying I-83; SR 0083 over 17th ST in Dauphin County, Pennsylvania. It was built in 1961 and reconstructed in 1982, 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 81,885 vehicles a day, roughly 13% of them trucks, projected to reach 130,597 by 2032. The structure is 58 ft (17.7 m) long and 112 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesI-83; SR 0083
Crosses17th ST
LocationSouth Harrisburg
RouteInterstate 83
CountyDauphin County
StatePennsylvania
Coordinates40.25605, -76.85969
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating36 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span50 ft (15.2 m)
Deck width112 ft (34 m)
Roadway width109 ft (33.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic81,885 (2023)
Projected traffic130,597 by 2032
Trucks13%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-83; SR 0083 over 17th ST built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1982.

What condition is I-83; SR 0083 over 17th ST 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 17th ST carry?

About 81,885 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is I-83; SR 0083 over 17th ST?

The structure is 58 ft (17.7 m) long with a longest span of 50 ft (15.2 m) and a deck 112 ft wide.

Who owns I-83; SR 0083 over 17th ST?

It is owned by the State Highway Agency.