US Bridges

Pa 230; SR 0230 over Swatara Creek

Good

Dauphin County, Pennsylvania · Middletown Boro · Structure no. 000000000014333

Built
1941
84 years old, rebuilt 2017
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
318 ft
3 main spans
Daily traffic
6,614
2023 count
Owner
State
State Highway Agency

About this bridge

Pa 230; SR 0230 over Swatara Creek is a steel stringer/multi-beam or girder carrying Pa 230; SR 0230 over Swatara Creek in Dauphin County, Pennsylvania. It was built in 1941 and reconstructed in 2017, so it is 84 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,614 vehicles a day, roughly 2% of them trucks, projected to reach 8,110 by 2032. The structure is 318 ft (96.9 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesPa 230; SR 0230
CrossesSwatara Creek
LocationMiddletown Boro
RouteState Highway 230
CountyDauphin County
StatePennsylvania
Coordinates40.20028, -76.71767
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating45.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length318 ft (96.9 m)
Longest span104 ft (31.7 m)
Deck width44 ft (13.5 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,614 (2023)
Projected traffic8,110 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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$1.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 230; SR 0230 over Swatara Creek built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 2017.

What condition is Pa 230; SR 0230 over Swatara Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Pa 230; SR 0230 over Swatara Creek carry?

About 6,614 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Pa 230; SR 0230 over Swatara Creek?

The structure is 318 ft (96.9 m) long with a longest span of 104 ft (31.7 m) and a deck 44 ft wide.

Who owns Pa 230; SR 0230 over Swatara Creek?

It is owned by the State Highway Agency.