US Bridges

Ringwood AV-CR511A over Post Brook

Fair

Passaic County, New Jersey · 0.5 MI North of CR 689 · Structure no. 1600141

Built
1900
125 years old, rebuilt 1997
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
29 ft
1 main span
Daily traffic
8,061
2023 count
Owner
County
County Highway Agency

About this bridge

Ringwood AV-CR511A over Post Brook is a steel stringer/multi-beam or girder carrying Ringwood AV-CR511A over Post Brook in Passaic County, New Jersey. It was built in 1900 and reconstructed in 1997, 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 fair condition with a lowest component rating of 5 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 8,061 vehicles a day, roughly 4% of them trucks, projected to reach 9,672 by 2043. The structure is 29 ft (8.8 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRingwood AV-CR511A
CrossesPost Brook
Location0.5 MI North of CR 689
RouteCounty Highway 511A
Coordinates41.00552, -74.29588
Functional classUrban Other Principal 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating68 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span25 ft (7.6 m)
Deck width46 ft (14 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,061 (2023)
Projected traffic9,672 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Ringwood AV-CR511A over Post Brook built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1997.

What condition is Ringwood AV-CR511A 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 Ringwood AV-CR511A over Post Brook carry?

About 8,061 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Ringwood AV-CR511A over Post Brook?

The structure is 29 ft (8.8 m) long with a longest span of 25 ft (7.6 m) and a deck 46 ft wide.

Who owns Ringwood AV-CR511A over Post Brook?

It is owned by the County Highway Agency.