US Bridges

Union Blvd (CR646) over US 46

Good

Passaic County, New Jersey · 1.2 Miles East of Nj 23 · Structure no. 1606157

Built
2006
19 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
156 ft
2 main spans
Daily traffic
20,914
2024 count
Owner
State
State Highway Agency

About this bridge

Union Blvd (CR646) over US 46 is a steel continuous stringer/multi-beam or girder carrying Union Blvd (CR646) over US 46 in Passaic County, New Jersey. It was built in 2006, so it is 19 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,914 vehicles a day, roughly 4% of them trucks, projected to reach 25,519 by 2044. The structure is 156 ft (47.5 m) long and 81 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUnion Blvd (CR646)
CrossesUS 46
Location1.2 Miles East of Nj 23
RouteCounty Highway 646
Coordinates40.89303, -74.22583
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating71.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length156 ft (47.5 m)
Longest span79 ft (24.1 m)
Deck width81 ft (24.7 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,914 (2024)
Projected traffic25,519 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Union Blvd (CR646) over US 46 built?

It was built in 2006, making it 19 years old in 2025.

What condition is Union Blvd (CR646) over US 46 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Union Blvd (CR646) over US 46 carry?

About 20,914 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Union Blvd (CR646) over US 46?

The structure is 156 ft (47.5 m) long with a longest span of 79 ft (24.1 m) and a deck 81 ft wide.

Who owns Union Blvd (CR646) over US 46?

It is owned by the State Highway Agency.