US Bridges

Alexander Road over US 1

Fair

Mercer County, New Jersey · 0.4 MI South of CO Rt 571 · Structure no. 1103158

Built
1996
29 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
197 ft
2 main spans
Daily traffic
16,369
2024 count
Owner
State
State Highway Agency

About this bridge

Alexander Road over US 1 is a steel stringer/multi-beam or girder carrying Alexander Road over US 1 in Mercer County, New Jersey. It was built in 1996, so it is 29 years old, younger 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 16,369 vehicles a day, roughly 4% of them trucks, projected to reach 19,643 by 2044. The structure is 197 ft (60 m) long and 112 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesAlexander Road
CrossesUS 1
Location0.4 MI South of CO Rt 571
RouteCounty Highway 0
CountyMercer County
StateNew Jersey
Coordinates40.32715, -74.64377
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length197 ft (60 m)
Longest span95 ft (29 m)
Deck width112 ft (34 m)
Roadway width103 ft (31.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,369 (2024)
Projected traffic19,643 by 2044
Trucks4%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Alexander Road over US 1 built?

It was built in 1996, making it 29 years old in 2025.

What condition is Alexander Road over US 1 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 November 2024.

How much traffic does Alexander Road over US 1 carry?

About 16,369 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Alexander Road over US 1?

The structure is 197 ft (60 m) long with a longest span of 95 ft (29 m) and a deck 112 ft wide.

Who owns Alexander Road over US 1?

It is owned by the State Highway Agency.