US Bridges

SR 3029 over Smith Run

Good

Huntingdon County, Pennsylvania · 3.0 Mile South of TR 655 · Structure no. 000000000018859

Built
1938
87 years old, rebuilt 2010
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
68 ft
1 main span
Daily traffic
267
2024 count
Owner
State
State Highway Agency

About this bridge

SR 3029 over Smith Run is a steel stringer/multi-beam or girder carrying SR 3029 over Smith Run in Huntingdon County, Pennsylvania. It was built in 1938 and reconstructed in 2010, so it is 87 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 267 vehicles a day, roughly 12% of them trucks, projected to reach 412 by 2032. The structure is 68 ft (20.7 m) long and 26 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesSR 3029
CrossesSmith Run
Location3.0 Mile South of TR 655
RouteState Highway 0
CountyHuntingdon County
StatePennsylvania
Coordinates40.38989, -77.97064
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating70 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length68 ft (20.7 m)
Longest span64 ft (19.5 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic267 (2024)
Projected traffic412 by 2032
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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$918,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 3029 over Smith Run built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 2010.

What condition is SR 3029 over Smith Run 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 June 2023.

How much traffic does SR 3029 over Smith Run carry?

About 267 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is SR 3029 over Smith Run?

The structure is 68 ft (20.7 m) long with a longest span of 64 ft (19.5 m) and a deck 26 ft wide.

Who owns SR 3029 over Smith Run?

It is owned by the State Highway Agency.