US Bridges

Robertsville Road over Milford Brook

Fair

Monmouth County, New Jersey · 0.08 Mi. N of Wyncrest RD · Structure no. 1300ML6

Built
1946
79 years old, rebuilt 1974
Condition
Fair
inspected May 2023
Type
Slab
Concrete Continuous
Length
33 ft
2 main spans
Daily traffic
2,206
2023 count
Owner
County
County Highway Agency

About this bridge

Robertsville Road over Milford Brook is a concrete continuous slab carrying Robertsville Road over Milford Brook in Monmouth County, New Jersey. It was built in 1946 and reconstructed in 1974, so it is 79 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 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 2,206 vehicles a day, roughly 1% of them trucks, projected to reach 2,692 by 2043. The structure is 33 ft (10.1 m) long and 50 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRobertsville Road
CrossesMilford Brook
Location0.08 Mi. N of Wyncrest RD
RouteCity Street 0
CountyMonmouth County
StateNew Jersey
Coordinates40.31646, -74.2875
Functional classUrban Local

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span15 ft (4.6 m)
Deck width50 ft (15.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,206 (2023)
Projected traffic2,692 by 2043
Trucks1%
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 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 Robertsville Road over Milford Brook built?

It was built in 1946, making it 79 years old in 2025. It was reconstructed in 1974.

What condition is Robertsville Road over Milford 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 May 2023.

How much traffic does Robertsville Road over Milford Brook carry?

About 2,206 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Robertsville Road over Milford Brook?

The structure is 33 ft (10.1 m) long with a longest span of 15 ft (4.6 m) and a deck 50 ft wide.

Who owns Robertsville Road over Milford Brook?

It is owned by the County Highway Agency.