US Bridges

SR 3018 over Over Mahantango CR

Fair

Northumberland County, Pennsylvania · Village of Pillow · Structure no. 000000000029253

Built
1974
51 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
196 ft
3 main spans
Daily traffic
425
2023 count
Owner
State
State Highway Agency

About this bridge

SR 3018 over Over Mahantango CR is a prestressed concrete box beam or girders - multiple carrying SR 3018 over Over Mahantango CR in Northumberland County, Pennsylvania. It was built in 1974, so it is 51 years old, younger 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 425 vehicles a day, roughly 13% of them trucks, projected to reach 590 by 2032. The structure is 196 ft (59.7 m) long and 46 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesSR 3018
CrossesOver Mahantango CR
LocationVillage of Pillow
RouteState Highway 0
CountyNorthumberland County
StatePennsylvania
Coordinates40.64271, -76.7959
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionOctober 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 geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.1 US tons
Inventory rating21.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length196 ft (59.7 m)
Longest span64 ft (19.5 m)
Deck width46 ft (14 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic425 (2023)
Projected traffic590 by 2032
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 3018 over Over Mahantango CR built?

It was built in 1974, making it 51 years old in 2025.

What condition is SR 3018 over Over Mahantango CR 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 October 2024.

How much traffic does SR 3018 over Over Mahantango CR carry?

About 425 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is SR 3018 over Over Mahantango CR?

The structure is 196 ft (59.7 m) long with a longest span of 64 ft (19.5 m) and a deck 46 ft wide.

Who owns SR 3018 over Over Mahantango CR?

It is owned by the State Highway Agency.