US Bridges

Pa 164 over South Dry Run

Good

Blair County, Pennsylvania · 1 Mi.W.Of East Freedom · Structure no. 000000000041558

Built
2001
24 years old
Condition
Good
inspected December 2023
Type
Slab
Prestressed Concrete
Length
34 ft
1 main span
Daily traffic
1,470
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 164 over South Dry Run is a prestressed concrete slab carrying Pa 164 over South Dry Run in Blair County, Pennsylvania. It was built in 2001, so it is 24 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 1,470 vehicles a day, roughly 13% of them trucks, projected to reach 2,118 by 2032. The structure is 34 ft (10.4 m) long and 40 ft wide. If it were closed, the detour would be 39.1 mi (63 km).

CarriesPa 164
CrossesSouth Dry Run
Location1 Mi.W.Of East Freedom
RouteState Highway 164
Coordinates40.35414, -78.44746
Functional classUrban Collector

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 inspectionDecember 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span33 ft (10.1 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,470 (2024)
Projected traffic2,118 by 2032
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.1 mi (63 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 164 over South Dry Run built?

It was built in 2001, making it 24 years old in 2025.

What condition is Pa 164 over South Dry 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 December 2023.

How much traffic does Pa 164 over South Dry Run carry?

About 1,470 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is Pa 164 over South Dry Run?

The structure is 34 ft (10.4 m) long with a longest span of 33 ft (10.1 m) and a deck 40 ft wide.

Who owns Pa 164 over South Dry Run?

It is owned by the State Highway Agency.