US Bridges

Nj 18 NB over CR 547 (wyckoff Road)

Fair

Monmouth County, New Jersey · 0.79M S. of Gspkwy JCT · Structure no. 1329169

Built
1987
38 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
122 ft
1 main span
Daily traffic
24,728
2024 count
Owner
State
State Highway Agency

About this bridge

Nj 18 NB over CR 547 (wyckoff Road) is a steel stringer/multi-beam or girder carrying Nj 18 NB over CR 547 (wyckoff Road) in Monmouth County, New Jersey. It was built in 1987, so it is 38 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 24,728 vehicles a day, roughly 5% of them trucks, projected to reach 29,675 by 2044. The structure is 122 ft (37.2 m) long and 54 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNj 18 NB
CrossesCR 547 (wyckoff Road)
Location0.79M S. of Gspkwy JCT
RouteState Highway 18
CountyMonmouth County
StateNew Jersey
Coordinates40.27648, -74.07127
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionJune 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 rating96 US tons
Inventory rating58 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length122 ft (37.2 m)
Longest span117 ft (35.7 m)
Deck width54 ft (16.6 m)
Roadway width51 ft (15.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,728 (2024)
Projected traffic29,675 by 2044
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
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 18 NB over CR 547 (wyckoff Road) built?

It was built in 1987, making it 38 years old in 2025.

What condition is Nj 18 NB over CR 547 (wyckoff Road) 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 June 2024.

How much traffic does Nj 18 NB over CR 547 (wyckoff Road) carry?

About 24,728 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Nj 18 NB over CR 547 (wyckoff Road)?

The structure is 122 ft (37.2 m) long with a longest span of 117 ft (35.7 m) and a deck 54 ft wide.

Who owns Nj 18 NB over CR 547 (wyckoff Road)?

It is owned by the State Highway Agency.