US Bridges

Oscar RD (sr 839) over Glade Run

Good

Armstrong County, Pennsylvania · South of Dayton · Structure no. 000000000052605

Built
2015
10 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
1,405
2024 count
Owner
State
State Highway Agency

About this bridge

Oscar RD (sr 839) over Glade Run is a prestressed concrete box beam or girders - multiple carrying Oscar RD (sr 839) over Glade Run in Armstrong County, Pennsylvania. It was built in 2015, so it is 10 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 1,405 vehicles a day, roughly 20% of them trucks, projected to reach 1,305 by 2035. The structure is 63 ft (19.2 m) long and 40 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesOscar RD (sr 839)
CrossesGlade Run
LocationSouth of Dayton
RouteState Highway 839
CountyArmstrong County
StatePennsylvania
Coordinates40.86389, -79.23541
Functional classRural Major Collector

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.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating44 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length63 ft (19.2 m)
Longest span58 ft (17.7 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,405 (2024)
Projected traffic1,305 by 2035
Trucks20%
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 byPrivate (other than railroad)
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 Oscar RD (sr 839) over Glade Run built?

It was built in 2015, making it 10 years old in 2025.

What condition is Oscar RD (sr 839) over Glade 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 2023.

How much traffic does Oscar RD (sr 839) over Glade Run carry?

About 1,405 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is Oscar RD (sr 839) over Glade Run?

The structure is 63 ft (19.2 m) long with a longest span of 58 ft (17.7 m) and a deck 40 ft wide.

Who owns Oscar RD (sr 839) over Glade Run?

It is owned by the State Highway Agency and maintained by the Private (other than railroad).