US Bridges

Pa 305 over Herod Run

Good

Huntingdon County, Pennsylvania · 1.3 Mile West of SR 26 · Structure no. 000000000067662

Built
2021
4 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
27 ft
1 main span
Daily traffic
424
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 305 over Herod Run is a concrete culvert carrying Pa 305 over Herod Run in Huntingdon County, Pennsylvania. It was built in 2021, so it is 4 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 424 vehicles a day, roughly 9% of them trucks, projected to reach 400 by 2030. The structure is 27 ft (8.2 m) long and 34 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesPa 305
CrossesHerod Run
Location1.3 Mile West of SR 26
RouteState Highway 305
Coordinates40.63347, -77.86761
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating44.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span24 ft (7.3 m)
Deck width34 ft (10.5 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic424 (2024)
Projected traffic400 by 2030
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 305 over Herod Run built?

It was built in 2021, making it 4 years old in 2025.

What condition is Pa 305 over Herod 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 October 2023.

How much traffic does Pa 305 over Herod Run carry?

About 424 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is Pa 305 over Herod Run?

The structure is 27 ft (8.2 m) long with a longest span of 24 ft (7.3 m) and a deck 34 ft wide.

Who owns Pa 305 over Herod Run?

It is owned by the State Highway Agency.