US Bridges

SR 4004 over W Br Susquehanna River

Good

Cambria County, Pennsylvania · 1.5 Mi.W.Of Carrolltown · Structure no. 000000000008691

Built
1948
77 years old, rebuilt 2014
Condition
Good
inspected September 2023
Type
Slab
Concrete
Length
27 ft
1 main span
Daily traffic
996
2024 count
Owner
State
State Highway Agency

About this bridge

SR 4004 over W Br Susquehanna River is a concrete slab carrying SR 4004 over W Br Susquehanna River in Cambria County, Pennsylvania. It was built in 1948 and reconstructed in 2014, so it is 77 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 996 vehicles a day, roughly 5% of them trucks, projected to reach 735 by 2040. The structure is 27 ft (8.2 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSR 4004
CrossesW Br Susquehanna River
Location1.5 Mi.W.Of Carrolltown
RouteState Highway 0
Coordinates40.59305, -78.74109
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating66 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length27 ft (8.2 m)
Longest span26 ft (7.9 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic996 (2024)
Projected traffic735 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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$567,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4004 over W Br Susquehanna River built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 2014.

What condition is SR 4004 over W Br Susquehanna River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does SR 4004 over W Br Susquehanna River carry?

About 996 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is SR 4004 over W Br Susquehanna River?

The structure is 27 ft (8.2 m) long with a longest span of 26 ft (7.9 m) and a deck 32 ft wide.

Who owns SR 4004 over W Br Susquehanna River?

It is owned by the State Highway Agency.