US Bridges

US 522 over Blacklog Creek

Good

Huntingdon County, Pennsylvania · Wwii Veterans Memorial Br · Structure no. 000000000042835

Built
2005
20 years old
Condition
Good
inspected October 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
139 ft
1 main span
Daily traffic
6,032
2024 count
Owner
State
State Highway Agency

About this bridge

US 522 over Blacklog Creek is a prestressed concrete stringer/multi-beam or girder carrying US 522 over Blacklog Creek in Huntingdon County, Pennsylvania. It was built in 2005, so it is 20 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 6,032 vehicles a day, roughly 7% of them trucks, projected to reach 4,895 by 2032. The structure is 139 ft (42.4 m) long and 51 ft wide. If it were closed, the detour would be 42.3 mi (68 km).

CarriesUS 522
CrossesBlacklog Creek
LocationWwii Veterans Memorial Br
RouteU.S. Route 522
Coordinates40.23202, -77.87382
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2022
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 geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108 US tons
Inventory rating52 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length139 ft (42.4 m)
Longest span128 ft (39 m)
Deck width51 ft (15.6 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,032 (2024)
Projected traffic4,895 by 2032
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 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 US 522 over Blacklog Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is US 522 over Blacklog Creek 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 2022.

How much traffic does US 522 over Blacklog Creek carry?

About 6,032 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is US 522 over Blacklog Creek?

The structure is 139 ft (42.4 m) long with a longest span of 128 ft (39 m) and a deck 51 ft wide.

Who owns US 522 over Blacklog Creek?

It is owned by the State Highway Agency.