US Bridges

SR 4003 over Little Wiconisco Creek

Fair

Dauphin County, Pennsylvania · 2 MI E Killinger · Structure no. 000000000014577

Built
1949
76 years old, rebuilt 1996
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
243
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4003 over Little Wiconisco Creek is a steel stringer/multi-beam or girder carrying SR 4003 over Little Wiconisco Creek in Dauphin County, Pennsylvania. It was built in 1949 and reconstructed in 1996, so it is 76 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 243 vehicles a day, roughly 15% of them trucks, projected to reach 220 by 2032. The structure is 52 ft (15.8 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSR 4003
CrossesLittle Wiconisco Creek
Location2 MI E Killinger
RouteState Highway 0
Coordinates40.568, -76.89456
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating98 US tons
Inventory rating61.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic243 (2024)
Projected traffic220 by 2032
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4003 over Little Wiconisco Creek built?

It was built in 1949, making it 76 years old in 2025. It was reconstructed in 1996.

What condition is SR 4003 over Little Wiconisco Creek 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 August 2024.

How much traffic does SR 4003 over Little Wiconisco Creek carry?

About 243 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is SR 4003 over Little Wiconisco Creek?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 28 ft wide.

Who owns SR 4003 over Little Wiconisco Creek?

It is owned by the State Highway Agency.