US Bridges

Tanglewood Road over Catasauqua Creek

Fair

Northampton County, Pennsylvania · .5 M. North of Pa 329 · Structure no. 000000000028819

Built
1966
59 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
1 main span
Daily traffic
200
2010 count
Owner
County
County Highway Agency

About this bridge

Tanglewood Road over Catasauqua Creek is a steel stringer/multi-beam or girder carrying Tanglewood Road over Catasauqua Creek in Northampton County, Pennsylvania. It was built in 1966, so it is 59 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 6 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 200 vehicles a day, roughly 1% of them trucks, projected to reach 250 by 2030. The structure is 64 ft (19.5 m) long and 33 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTanglewood Road
CrossesCatasauqua Creek
Location.5 M. North of Pa 329
RouteCity Street 0
Coordinates40.70471, -75.44857
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span59 ft (18 m)
Deck width33 ft (10.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2010)
Projected traffic250 by 2030
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Tanglewood Road over Catasauqua Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Tanglewood Road over Catasauqua 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 Tanglewood Road over Catasauqua Creek carry?

About 200 vehicles per day (2010 count), of which roughly 1% are trucks.

How long is Tanglewood Road over Catasauqua Creek?

The structure is 64 ft (19.5 m) long with a longest span of 59 ft (18 m) and a deck 33 ft wide.

Who owns Tanglewood Road over Catasauqua Creek?

It is owned by the County Highway Agency.