US Bridges

SR 4012 over Over Shamokin Creek.

Fair

Northumberland County, Pennsylvania · 1.5 MI W of Elysburg · Structure no. 000000000029289

Built
1934
91 years old
Condition
Fair
inspected December 2024
Type
Tee Beam
Concrete
Length
48 ft
1 main span
Daily traffic
918
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4012 over Over Shamokin Creek. is a concrete tee beam carrying SR 4012 over Over Shamokin Creek. in Northumberland County, Pennsylvania. It was built in 1934, so it is 91 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 918 vehicles a day, roughly 12% of them trucks, projected to reach 1,264 by 2032. The structure is 48 ft (14.6 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSR 4012
CrossesOver Shamokin Creek.
Location1.5 MI W of Elysburg
RouteState Highway 0
CountyNorthumberland County
StatePennsylvania
Coordinates40.87109, -76.5859
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width26 ft (7.8 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic918 (2024)
Projected traffic1,264 by 2032
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$650,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4012 over Over Shamokin Creek. built?

It was built in 1934, making it 91 years old in 2025.

What condition is SR 4012 over Over Shamokin 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 December 2024.

How much traffic does SR 4012 over Over Shamokin Creek. carry?

About 918 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is SR 4012 over Over Shamokin Creek.?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 26 ft wide.

Who owns SR 4012 over Over Shamokin Creek.?

It is owned by the State Highway Agency.