US Bridges

CR 511 (union Ave) over Post Brook

Fair

Passaic County, New Jersey · 0.05 MI S of Ringwood Ave · Structure no. 1615157

Built
1995
30 years old
Condition
Fair
inspected March 2023
Type
Slab
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
19,050
2023 count
Owner
State
State Highway Agency

About this bridge

CR 511 (union Ave) over Post Brook is a prestressed concrete slab carrying CR 511 (union Ave) over Post Brook in Passaic County, New Jersey. It was built in 1995, so it is 30 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 19,050 vehicles a day, roughly 4% of them trucks, projected to reach 22,900 by 2043. The structure is 49 ft (14.9 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCR 511 (union Ave)
CrossesPost Brook
Location0.05 MI S of Ringwood Ave
RouteCounty Highway 511
CountyPassaic County
StateNew Jersey
Coordinates41.01758, -74.29758
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating52 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length49 ft (14.9 m)
Longest span46 ft (14 m)
Deck width63 ft (19.1 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,050 (2023)
Projected traffic22,900 by 2043
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 511 (union Ave) over Post Brook built?

It was built in 1995, making it 30 years old in 2025.

What condition is CR 511 (union Ave) over Post Brook 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 March 2023.

How much traffic does CR 511 (union Ave) over Post Brook carry?

About 19,050 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is CR 511 (union Ave) over Post Brook?

The structure is 49 ft (14.9 m) long with a longest span of 46 ft (14 m) and a deck 63 ft wide.

Who owns CR 511 (union Ave) over Post Brook?

It is owned by the State Highway Agency.