US Bridges

SR 3037(WALNUT St) over Little Conemaugh River

Good

Cambria County, Pennsylvania · Johnstown Walnut ST · Structure no. 000000000008658

Built
1918
107 years old, rebuilt 2006
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
140 ft
2 main spans
Daily traffic
5,552
2024 count
Owner
State
State Highway Agency

About this bridge

SR 3037(WALNUT St) over Little Conemaugh River is a prestressed concrete box beam or girders - multiple carrying SR 3037(WALNUT St) over Little Conemaugh River in Cambria County, Pennsylvania. It was built in 1918 and reconstructed in 2006, so it is 107 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 5,552 vehicles a day, roughly 2% of them trucks, projected to reach 3,963 by 2032. The structure is 140 ft (42.7 m) long and 48 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSR 3037(WALNUT St)
CrossesLittle Conemaugh River
LocationJohnstown Walnut ST
RouteState Highway 0
Coordinates40.32854, -78.9207
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length140 ft (42.7 m)
Longest span67 ft (20.4 m)
Deck width48 ft (14.6 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,552 (2024)
Projected traffic3,963 by 2032
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$1.7 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 3037(WALNUT St) over Little Conemaugh River built?

It was built in 1918, making it 107 years old in 2025. It was reconstructed in 2006.

What condition is SR 3037(WALNUT St) over Little Conemaugh 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 October 2024.

How much traffic does SR 3037(WALNUT St) over Little Conemaugh River carry?

About 5,552 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is SR 3037(WALNUT St) over Little Conemaugh River?

The structure is 140 ft (42.7 m) long with a longest span of 67 ft (20.4 m) and a deck 48 ft wide.

Who owns SR 3037(WALNUT St) over Little Conemaugh River?

It is owned by the State Highway Agency.