US Bridges

S.R. 225 over Mahantango Creek

Fair

Northumberland County, Pennsylvania · Village of Pillow · Structure no. 000000000029079

Built
1975
50 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
230 ft
3 main spans
Daily traffic
2,696
2024 count
Owner
State
State Highway Agency

About this bridge

S.R. 225 over Mahantango Creek is a prestressed concrete box beam or girders - multiple carrying S.R. 225 over Mahantango Creek in Northumberland County, Pennsylvania. It was built in 1975, so it is 50 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 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 2,696 vehicles a day, roughly 11% of them trucks, projected to reach 3,414 by 2032. The structure is 230 ft (70.1 m) long and 52 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

Location

Open in Google Maps
CarriesS.R. 225
CrossesMahantango Creek
LocationVillage of Pillow
RouteState Highway 225
CountyNorthumberland County
StatePennsylvania
Coordinates40.64004, -76.80994
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span75 ft (22.9 m)
Deck width52 ft (15.8 m)
Roadway width48 ft (14.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,696 (2024)
Projected traffic3,414 by 2032
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.R. 225 over Mahantango Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is S.R. 225 over Mahantango 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 October 2024.

How much traffic does S.R. 225 over Mahantango Creek carry?

About 2,696 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is S.R. 225 over Mahantango Creek?

The structure is 230 ft (70.1 m) long with a longest span of 75 ft (22.9 m) and a deck 52 ft wide.

Who owns S.R. 225 over Mahantango Creek?

It is owned by the State Highway Agency.