US Bridges

Clarksville Road over AMTRAK NE Corridor

Poor

Mercer County, New Jersey · 1.98 Miles West of Rt 571 · Structure no. 1149172

Built
1900
125 years old, rebuilt 1983
Condition
Poor
inspected September 2024
Type
Girder and Floorbeam System
Steel
Length
142 ft
3 main spans
Daily traffic
15,867
2022 count
Owner
Unknown
Unknown

About this bridge

Clarksville Road over AMTRAK NE Corridor is a steel girder and floorbeam system carrying Clarksville Road over AMTRAK NE Corridor in Mercer County, New Jersey. It was built in 1900 and reconstructed in 1983, so it is 125 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 15,867 vehicles a day, roughly 4% of them trucks, projected to reach 19,040 by 2042. The structure is 142 ft (43.3 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesClarksville Road
CrossesAMTRAK NE Corridor
Location1.98 Miles West of Rt 571
RouteCounty Highway 638
CountyMercer County
StateNew Jersey
Coordinates40.29598, -74.64921
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionSeptember 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 alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating84 US tons
Inventory rating50 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckSteel plate
Main spans3
Design loadHS 20 + Mod
Structure length142 ft (43.3 m)
Longest span64 ft (19.5 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,867 (2022)
Projected traffic19,040 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerUnknown
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$7 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Clarksville Road over AMTRAK NE Corridor built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1983.

What condition is Clarksville Road 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 September 2024.

How much traffic does Clarksville Road over AMTRAK NE Corridor carry?

About 15,867 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Clarksville Road over AMTRAK NE Corridor?

The structure is 142 ft (43.3 m) long with a longest span of 64 ft (19.5 m) and a deck 25 ft wide.

Who owns Clarksville Road over AMTRAK NE Corridor?

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