US Bridges

Rt 521 NB over Former Scranton Branch

Fair

Warren County, New Jersey · 1.17 MI S of Rt 94 JCT · Structure no. 2153169

Built
1912
113 years old, rebuilt 2006
Condition
Fair
inspected September 2024
Type
Arch - Deck
Concrete
Length
68 ft
1 main span
Daily traffic
907
2024 count
Owner
Unknown
Unknown

About this bridge

Rt 521 NB over Former Scranton Branch is a concrete arch - deck carrying Rt 521 NB over Former Scranton Branch in Warren County, New Jersey. It was built in 1912 and reconstructed in 2006, so it is 113 years old, older than the New Jersey average of 58.5 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 907 vehicles a day, roughly 3% of them trucks, projected to reach 1,088 by 2044. The structure is 68 ft (20.7 m) long and 27 ft wide.

CarriesRt 521 NB
CrossesFormer Scranton Branch
Location1.17 MI S of Rt 94 JCT
RouteCounty Highway 521
Coordinates40.96786, -74.95042
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length68 ft (20.7 m)
Longest span60 ft (18.3 m)
Deck width27 ft (8.3 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic907 (2024)
Projected traffic1,088 by 2044
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerUnknown
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rt 521 NB over Former Scranton Branch built?

It was built in 1912, making it 113 years old in 2025. It was reconstructed in 2006.

What condition is Rt 521 NB over Former Scranton Branch 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 September 2024.

How much traffic does Rt 521 NB over Former Scranton Branch carry?

About 907 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Rt 521 NB over Former Scranton Branch?

The structure is 68 ft (20.7 m) long with a longest span of 60 ft (18.3 m) and a deck 27 ft wide.

Who owns Rt 521 NB over Former Scranton Branch?

It is owned by the Unknown and maintained by the State Highway Agency.