US Bridges

Pa 33(LR 796) over Pa 512(LR 752)

Good

Northampton County, Pennsylvania · PA512 Interchange · Structure no. 000000000028517

Built
1959
66 years old, rebuilt 2015
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
39,187
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 33(LR 796) over Pa 512(LR 752) is a prestressed concrete box beam or girders - multiple carrying Pa 33(LR 796) over Pa 512(LR 752) in Northampton County, Pennsylvania. It was built in 1959 and reconstructed in 2015, so it is 66 years old, older 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 39,187 vehicles a day, roughly 12% of them trucks, projected to reach 43,653 by 2032. The structure is 85 ft (25.9 m) long and 109 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesPa 33(LR 796)
CrossesPa 512(LR 752)
LocationPA512 Interchange
RouteState Highway 33
Coordinates40.83314, -75.29952
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.9 US tons
Inventory rating43.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length85 ft (25.9 m)
Longest span85 ft (25.9 m)
Deck width109 ft (33.2 m)
Roadway width102 ft (31.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,187 (2024)
Projected traffic43,653 by 2032
Trucks12%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.1 mi (13 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$781,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pa 33(LR 796) over Pa 512(LR 752) built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2015.

What condition is Pa 33(LR 796) over Pa 512(LR 752) 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 September 2023.

How much traffic does Pa 33(LR 796) over Pa 512(LR 752) carry?

About 39,187 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Pa 33(LR 796) over Pa 512(LR 752)?

The structure is 85 ft (25.9 m) long with a longest span of 85 ft (25.9 m) and a deck 109 ft wide.

Who owns Pa 33(LR 796) over Pa 512(LR 752)?

It is owned by the State Highway Agency.