US Bridges

South Clinton Ave over AMTRAK NE Corridor

Poor

Mercer County, New Jersey · 0.05 Miles N of Nj 33 · Structure no. 1149162

Built
1890
135 years old, rebuilt 1983
Condition
Poor
inspected October 2024
Type
Truss - Thru
Steel
Length
118 ft
1 main span
Daily traffic
7,956
2022 count
Owner
Unknown
Unknown

About this bridge

South Clinton Ave over AMTRAK NE Corridor is a steel truss - thru carrying South Clinton Ave over AMTRAK NE Corridor in Mercer County, New Jersey. It was built in 1890 and reconstructed in 1983, so it is 135 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 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 7,956 vehicles a day, roughly 4% of them trucks, projected to reach 9,547 by 2042. The structure is 118 ft (36 m) long and 27 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSouth Clinton Ave
CrossesAMTRAK NE Corridor
Location0.05 Miles N of Nj 33
RouteCity Street 0
Coordinates40.21765, -74.75469
Functional classUrban Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length118 ft (36 m)
Longest span115 ft (35.1 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck14 ft (4.3 m)

Traffic and service

Average daily traffic7,956 (2022)
Projected traffic9,547 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerUnknown
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$8.6 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was South Clinton Ave over AMTRAK NE Corridor built?

It was built in 1890, making it 135 years old in 2025. It was reconstructed in 1983.

What condition is South Clinton Ave over AMTRAK NE Corridor 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 October 2024.

How much traffic does South Clinton Ave over AMTRAK NE Corridor carry?

About 7,956 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is South Clinton Ave over AMTRAK NE Corridor?

The structure is 118 ft (36 m) long with a longest span of 115 ft (35.1 m) and a deck 27 ft wide.

Who owns South Clinton Ave over AMTRAK NE Corridor?

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