US Bridges

S.R. 3006 over Over Mahanoy Creek

Fair

Northumberland County, Pennsylvania · 1 MI South of Dornsife · Structure no. 000000000029234

Built
1940
85 years old, rebuilt 2001
Condition
Fair
inspected November 2022
Type
Truss - Thru
Steel
Length
158 ft
1 main span
Daily traffic
1,104
2024 count
Owner
State
State Highway Agency

About this bridge

S.R. 3006 over Over Mahanoy Creek is a steel truss - thru carrying S.R. 3006 over Over Mahanoy Creek in Northumberland County, Pennsylvania. It was built in 1940 and reconstructed in 2001, so it is 85 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 1,104 vehicles a day, roughly 10% of them trucks, projected to reach 1,036 by 2032. The structure is 158 ft (48.2 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesS.R. 3006
CrossesOver Mahanoy Creek
Location1 MI South of Dornsife
RouteState Highway 0
CountyNorthumberland County
StatePennsylvania
Coordinates40.73184, -76.79403
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionNovember 2022
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 rating77.1 US tons
Inventory rating59 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length158 ft (48.2 m)
Longest span153 ft (46.6 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck15 ft (4.5 m)

Traffic and service

Average daily traffic1,104 (2024)
Projected traffic1,036 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 S.R. 3006 over Over Mahanoy Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 2001.

What condition is S.R. 3006 over Over Mahanoy 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 November 2022.

How much traffic does S.R. 3006 over Over Mahanoy Creek carry?

About 1,104 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is S.R. 3006 over Over Mahanoy Creek?

The structure is 158 ft (48.2 m) long with a longest span of 153 ft (46.6 m) and a deck 26 ft wide.

Who owns S.R. 3006 over Over Mahanoy Creek?

It is owned by the State Highway Agency.