US Bridges

Perrineville Road over Rocky Brook

Fair

Monmouth County, New Jersey · 2.8 MI South Rt 33 · Structure no. 130MS49

Built
2008
17 years old
Condition
Fair
inspected March 2023
Type
Frame
Concrete
Length
20 ft
1 main span
Daily traffic
2,927
2023 count
Owner
County
County Highway Agency

About this bridge

Perrineville Road over Rocky Brook is a concrete frame carrying Perrineville Road over Rocky Brook in Monmouth County, New Jersey. It was built in 2008, so it is 17 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 2,927 vehicles a day, roughly 5% of them trucks, projected to reach 3,512 by 2043. The structure is 20 ft (6.1 m) long and 52 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesPerrineville Road
CrossesRocky Brook
Location2.8 MI South Rt 33
RouteCounty Highway 1
CountyMonmouth County
StateNew Jersey
Coordinates40.22942, -74.44185
Functional classUrban Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width52 ft (15.8 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,927 (2023)
Projected traffic3,512 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Perrineville Road over Rocky Brook built?

It was built in 2008, making it 17 years old in 2025.

What condition is Perrineville Road over Rocky 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 Perrineville Road over Rocky Brook carry?

About 2,927 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Perrineville Road over Rocky Brook?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 52 ft wide.

Who owns Perrineville Road over Rocky Brook?

It is owned by the County Highway Agency.