US Bridges

Grand Army Hy SR 6 over Six Mile Run

Good

Warren County, Pennsylvania · Mead Township · Structure no. 000000000046761

Built
2011
14 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
63 ft
1 main span
Daily traffic
4,544
2023 count
Owner
State
State Highway Agency

About this bridge

Grand Army Hy SR 6 over Six Mile Run is a prestressed concrete box beam or girders - multiple carrying Grand Army Hy SR 6 over Six Mile Run in Warren County, Pennsylvania. It was built in 2011, so it is 14 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 4,544 vehicles a day, roughly 26% of them trucks, projected to reach 6,971 by 2032. The structure is 63 ft (19.2 m) long and 43 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesGrand Army Hy SR 6
CrossesSix Mile Run
LocationMead Township
RouteU.S. Route 6
Coordinates41.74811, -79.06898
Functional classRural Principal Arterial - Other

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.4 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length63 ft (19.2 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,544 (2023)
Projected traffic6,971 by 2032
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemYes

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 Grand Army Hy SR 6 over Six Mile Run built?

It was built in 2011, making it 14 years old in 2025.

What condition is Grand Army Hy SR 6 over Six Mile 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 July 2023.

How much traffic does Grand Army Hy SR 6 over Six Mile Run carry?

About 4,544 vehicles per day (2023 count), of which roughly 26% are trucks.

How long is Grand Army Hy SR 6 over Six Mile Run?

The structure is 63 ft (19.2 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns Grand Army Hy SR 6 over Six Mile Run?

It is owned by the State Highway Agency.