US Bridges

Nj 21 over Ackerman Ave.

Good

Passaic County, New Jersey · Exit 13 of Nj 21 · Structure no. 1603185

Built
2000
25 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
76,222
2023 count
Owner
State
State Highway Agency

About this bridge

Nj 21 over Ackerman Ave. is a prestressed concrete stringer/multi-beam or girder carrying Nj 21 over Ackerman Ave. in Passaic County, New Jersey. It was built in 2000, so it is 25 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 76,222 vehicles a day, roughly 5% of them trucks, projected to reach 92,991 by 2043. The structure is 95 ft (29 m) long and 89 ft wide.

CarriesNj 21
CrossesAckerman Ave.
LocationExit 13 of Nj 21
RouteState Highway 21
Coordinates40.87898, -74.12244
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
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 rating82 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length95 ft (29 m)
Longest span90 ft (27.4 m)
Deck width89 ft (27 m)
Roadway width81 ft (24.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic76,222 (2023)
Projected traffic92,991 by 2043
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 Nj 21 over Ackerman Ave. built?

It was built in 2000, making it 25 years old in 2025.

What condition is Nj 21 over Ackerman Ave. 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 2023.

How much traffic does Nj 21 over Ackerman Ave. carry?

About 76,222 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Nj 21 over Ackerman Ave.?

The structure is 95 ft (29 m) long with a longest span of 90 ft (27.4 m) and a deck 89 ft wide.

Who owns Nj 21 over Ackerman Ave.?

It is owned by the State Highway Agency.