US Bridges

SR 4003 over Norfolk Southern

Fair

Blair County, Pennsylvania · Altoona North Logan Blvd · Structure no. 000000000005802

Built
1959
66 years old, rebuilt 2007
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
225 ft
1 main span
Daily traffic
12,297
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4003 over Norfolk Southern is a prestressed concrete box beam or girders - multiple carrying SR 4003 over Norfolk Southern in Blair County, Pennsylvania. It was built in 1959 and reconstructed in 2007, so it is 66 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 12,297 vehicles a day, roughly 5% of them trucks, projected to reach 13,095 by 2032. The structure is 225 ft (68.6 m) long and 73 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR 4003
CrossesNorfolk Southern
LocationAltoona North Logan Blvd
RouteState Highway 0
CountyBlair County
StatePennsylvania
Coordinates40.49344, -78.41591
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionMay 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating22 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length225 ft (68.6 m)
Longest span83 ft (25.3 m)
Deck width73 ft (22.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,297 (2024)
Projected traffic13,095 by 2032
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$3.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR 4003 over Norfolk Southern built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2007.

What condition is SR 4003 over Norfolk Southern 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 May 2024.

How much traffic does SR 4003 over Norfolk Southern carry?

About 12,297 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is SR 4003 over Norfolk Southern?

The structure is 225 ft (68.6 m) long with a longest span of 83 ft (25.3 m) and a deck 73 ft wide.

Who owns SR 4003 over Norfolk Southern?

It is owned by the State Highway Agency.