US Bridges

Swatara Creek RD over Iron Run

Fair

Dauphin County, Pennsylvania · Iron Run/Sw I/S 283 · Structure no. 000000000014675

Built
1980
45 years old, rebuilt 2022
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
450
2023 count
Owner
County
County Highway Agency

About this bridge

Swatara Creek RD over Iron Run is a prestressed concrete box beam or girders - multiple carrying Swatara Creek RD over Iron Run in Dauphin County, Pennsylvania. It was built in 1980 and reconstructed in 2022, so it is 45 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 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 450 vehicles a day, projected to reach 630 by 2043. The structure is 43 ft (13.1 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSwatara Creek RD
CrossesIron Run
LocationIron Run/Sw I/S 283
RouteCity Street 0
Coordinates40.20569, -76.7125
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating35.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span42 ft (12.8 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2023)
Projected traffic630 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Swatara Creek RD over Iron Run built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 2022.

What condition is Swatara Creek RD over Iron 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 July 2023.

How much traffic does Swatara Creek RD over Iron Run carry?

About 450 vehicles per day (2023 count).

How long is Swatara Creek RD over Iron Run?

The structure is 43 ft (13.1 m) long with a longest span of 42 ft (12.8 m) and a deck 33 ft wide.

Who owns Swatara Creek RD over Iron Run?

It is owned by the County Highway Agency.