US Bridges

SR 3004 (lr 48003) over Black River

Fair

Northampton County, Pennsylvania · 0.75 Mi.W.Of Hellertown · Structure no. 000000000028754

Built
1938
87 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
28 ft
1 main span
Daily traffic
7,182
2024 count
Owner
State
State Highway Agency

About this bridge

SR 3004 (lr 48003) over Black River is a concrete tee beam carrying SR 3004 (lr 48003) over Black River in Northampton County, Pennsylvania. It was built in 1938, so it is 87 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 7,182 vehicles a day, roughly 3% of them trucks, projected to reach 8,837 by 2032. The structure is 28 ft (8.5 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSR 3004 (lr 48003)
CrossesBlack River
Location0.75 Mi.W.Of Hellertown
RouteState Highway 0
CountyNorthampton County
StatePennsylvania
Coordinates40.57853, -75.35934
Functional classUrban Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating58 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span25 ft (7.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,182 (2024)
Projected traffic8,837 by 2032
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$206,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 3004 (lr 48003) over Black River built?

It was built in 1938, making it 87 years old in 2025.

What condition is SR 3004 (lr 48003) over Black River 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 August 2024.

How much traffic does SR 3004 (lr 48003) over Black River carry?

About 7,182 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is SR 3004 (lr 48003) over Black River?

The structure is 28 ft (8.5 m) long with a longest span of 25 ft (7.6 m) and a deck 26 ft wide.

Who owns SR 3004 (lr 48003) over Black River?

It is owned by the State Highway Agency.