US Bridges

T-840 Millers Eddy over Valley Run

Good

Armstrong County, Pennsylvania · 350 North of T-633 · Structure no. 000000000067589

Built
2020
5 years old
Condition
Good
inspected August 2024
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
24 ft
1 main span
Daily traffic
79
2009 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

T-840 Millers Eddy over Valley Run is a aluminum, wrought iron, or cast iron culvert carrying T-840 Millers Eddy over Valley Run in Armstrong County, Pennsylvania. It was built in 2020, so it is 5 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 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 79 vehicles a day, roughly 9% of them trucks, projected to reach 87 by 2029. The structure is 24 ft (7.3 m) long.

CarriesT-840 Millers Eddy
CrossesValley Run
Location350 North of T-633
RouteCity Street 301
Coordinates41.03736, -79.65883
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.5 US tons
Inventory rating59.6 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHL 93
Structure length24 ft (7.3 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic79 (2009)
Projected traffic87 by 2029
Trucks9%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was T-840 Millers Eddy over Valley Run built?

It was built in 2020, making it 5 years old in 2025.

What condition is T-840 Millers Eddy over Valley 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 August 2024.

How much traffic does T-840 Millers Eddy over Valley Run carry?

About 79 vehicles per day (2009 count), of which roughly 9% are trucks.

How long is T-840 Millers Eddy over Valley Run?

The structure is 24 ft (7.3 m) long with a longest span of 24 ft (7.3 m).

Who owns T-840 Millers Eddy over Valley Run?

It is owned by the Town or Township Highway Agency.