US Bridges

SR 15 over Over SR 1004

Fair

Union County, Pennsylvania · West Milton · Structure no. 000000000033385

Built
1964
61 years old, rebuilt 2010
Condition
Fair
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
264 ft
5 main spans
Daily traffic
15,796
2024 count
Owner
State
State Highway Agency

About this bridge

SR 15 over Over SR 1004 is a prestressed concrete box beam or girders - multiple carrying SR 15 over Over SR 1004 in Union County, Pennsylvania. It was built in 1964 and reconstructed in 2010, so it is 61 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 15,796 vehicles a day, roughly 8% of them trucks, projected to reach 22,772 by 2032. The structure is 264 ft (80.5 m) long and 66 ft wide.

Location

Open in Google Maps
CarriesSR 15
CrossesOver SR 1004
LocationWest Milton
RouteU.S. Route 15
CountyUnion County
StatePennsylvania
Coordinates41.01897, -76.86872
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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2023
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 rating89 US tons
Inventory rating35.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 20
Structure length264 ft (80.5 m)
Longest span66 ft (20.1 m)
Deck width66 ft (20 m)
Roadway width58 ft (17.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,796 (2024)
Projected traffic22,772 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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$1.4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 15 over Over SR 1004 built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2010.

What condition is SR 15 over Over SR 1004 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 February 2023.

How much traffic does SR 15 over Over SR 1004 carry?

About 15,796 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is SR 15 over Over SR 1004?

The structure is 264 ft (80.5 m) long with a longest span of 66 ft (20.1 m) and a deck 66 ft wide.

Who owns SR 15 over Over SR 1004?

It is owned by the State Highway Agency.