US Bridges

Pa 329 (lr 175) over Catasauqua Creek

Poor

Northampton County, Pennsylvania · Nor-Bath Boulevard · Structure no. 000000000028593

Built
1945
80 years old
Condition
Poor
inspected March 2024
Type
Tee Beam
Concrete
Length
43 ft
1 main span
Daily traffic
8,227
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 329 (lr 175) over Catasauqua Creek is a concrete tee beam carrying Pa 329 (lr 175) over Catasauqua Creek in Northampton County, Pennsylvania. It was built in 1945, so it is 80 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 8,227 vehicles a day, roughly 3% of them trucks, projected to reach 11,628 by 2032. The structure is 43 ft (13.1 m) long and 44 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesPa 329 (lr 175)
CrossesCatasauqua Creek
LocationNor-Bath Boulevard
RouteState Highway 329
Coordinates40.69815, -75.45019
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span41 ft (12.5 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,227 (2024)
Projected traffic11,628 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$184,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Pa 329 (lr 175) over Catasauqua Creek built?

It was built in 1945, making it 80 years old in 2025.

What condition is Pa 329 (lr 175) over Catasauqua Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does Pa 329 (lr 175) over Catasauqua Creek carry?

About 8,227 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Pa 329 (lr 175) over Catasauqua Creek?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.5 m) and a deck 44 ft wide.

Who owns Pa 329 (lr 175) over Catasauqua Creek?

It is owned by the State Highway Agency.