US Bridges

CR 520 (newman Rd) over Willow Brook

Fair

Monmouth County, New Jersey · Approx 1000 Ft W of Nj 34 · Structure no. 13000H2

Built
1984
41 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
13,440
2023 count
Owner
County
County Highway Agency

About this bridge

CR 520 (newman Rd) over Willow Brook is a prestressed concrete box beam or girders - multiple carrying CR 520 (newman Rd) over Willow Brook in Monmouth County, New Jersey. It was built in 1984, so it is 41 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 13,440 vehicles a day, roughly 4% of them trucks, projected to reach 16,128 by 2043. The structure is 61 ft (18.6 m) long and 65 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCR 520 (newman Rd)
CrossesWillow Brook
LocationApprox 1000 Ft W of Nj 34
RouteCounty Highway 520
CountyMonmouth County
StateNew Jersey
Coordinates40.34529, -74.19754
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length61 ft (18.6 m)
Longest span56 ft (17.1 m)
Deck width65 ft (19.7 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,440 (2023)
Projected traffic16,128 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 520 (newman Rd) over Willow Brook built?

It was built in 1984, making it 41 years old in 2025.

What condition is CR 520 (newman Rd) over Willow 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 April 2023.

How much traffic does CR 520 (newman Rd) over Willow Brook carry?

About 13,440 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is CR 520 (newman Rd) over Willow Brook?

The structure is 61 ft (18.6 m) long with a longest span of 56 ft (17.1 m) and a deck 65 ft wide.

Who owns CR 520 (newman Rd) over Willow Brook?

It is owned by the County Highway Agency.