US Bridges

Pa 329 (lr 175) over Hokendauqua Creek

Fair

Northampton County, Pennsylvania · Northampton Boro Line · Structure no. 000000000028590

Built
1909
116 years old, rebuilt 1982
Condition
Fair
inspected March 2024
Type
Arch - Deck
Concrete
Length
126 ft
2 main spans
Daily traffic
13,770
2024 count
Owner
State
State Highway Agency

About this bridge

Pa 329 (lr 175) over Hokendauqua Creek is a concrete arch - deck carrying Pa 329 (lr 175) over Hokendauqua Creek in Northampton County, Pennsylvania. It was built in 1909 and reconstructed in 1982, so it is 116 years old, older than the Pennsylvania average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 13,770 vehicles a day, roughly 8% of them trucks, projected to reach 15,086 by 2032. The structure is 126 ft (38.4 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesPa 329 (lr 175)
CrossesHokendauqua Creek
LocationNorthampton Boro Line
RouteState Highway 329
CountyNorthampton County
StatePennsylvania
Coordinates40.69422, -75.49133
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, 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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69 US tons
Inventory rating41 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length126 ft (38.4 m)
Longest span63 ft (19.2 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,770 (2024)
Projected traffic15,086 by 2032
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.7 million
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1909, making it 116 years old in 2025. It was reconstructed in 1982.

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

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

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

About 13,770 vehicles per day (2024 count), of which roughly 8% are trucks.

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

The structure is 126 ft (38.4 m) long with a longest span of 63 ft (19.2 m) and a deck 33 ft wide.

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

It is owned by the State Highway Agency.