US Bridges

SR 3014 over Walnut ST Underpass

Fair

Dauphin County, Pennsylvania · State Street · Structure no. 000000000014538

Built
1955
70 years old
Condition
Fair
inspected December 2022
Type
Slab
Concrete
Length
42 ft
1 main span
Daily traffic
9,935
2024 count
Owner
State
State Highway Agency

About this bridge

SR 3014 over Walnut ST Underpass is a concrete slab carrying SR 3014 over Walnut ST Underpass in Dauphin County, Pennsylvania. It was built in 1955, so it is 70 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 9,935 vehicles a day, roughly 3% of them trucks, projected to reach 19,655 by 2032. The structure is 42 ft (12.8 m) long and 70 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 3014
CrossesWalnut ST Underpass
LocationState Street
RouteState Highway 0
CountyDauphin County
StatePennsylvania
Coordinates40.26606, -76.87956
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 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 rating75 US tons
Inventory rating45 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span36 ft (11 m)
Deck width70 ft (21.3 m)
Roadway width56 ft (17 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,935 (2024)
Projected traffic19,655 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$130,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 3014 over Walnut ST Underpass built?

It was built in 1955, making it 70 years old in 2025.

What condition is SR 3014 over Walnut ST Underpass 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 December 2022.

How much traffic does SR 3014 over Walnut ST Underpass carry?

About 9,935 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is SR 3014 over Walnut ST Underpass?

The structure is 42 ft (12.8 m) long with a longest span of 36 ft (11 m) and a deck 70 ft wide.

Who owns SR 3014 over Walnut ST Underpass?

It is owned by the State Highway Agency.