US Bridges

Lafayette Mills RD over Branch of Milford Brook

Poor

Monmouth County, New Jersey · 0.3 Mile East of US 9 · Structure no. 130MN45

Built
1968
57 years old
Condition
Poor
inspected April 2023
Type
Slab
Prestressed Concrete
Length
25 ft
1 main span
Daily traffic
1,546
2023 count
Owner
County
County Highway Agency

About this bridge

Lafayette Mills RD over Branch of Milford Brook is a prestressed concrete slab carrying Lafayette Mills RD over Branch of Milford Brook in Monmouth County, New Jersey. It was built in 1968, so it is 57 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 1,546 vehicles a day, roughly 3% of them trucks, projected to reach 1,855 by 2043. The structure is 25 ft (7.6 m) long and 48 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesLafayette Mills RD
CrossesBranch of Milford Brook
Location0.3 Mile East of US 9
RouteCity Street 0
Coordinates40.3072, -74.298
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, 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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51 US tons
Inventory rating30 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span20 ft (6.1 m)
Deck width48 ft (14.6 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,546 (2023)
Projected traffic1,855 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lafayette Mills RD over Branch of Milford Brook built?

It was built in 1968, making it 57 years old in 2025.

What condition is Lafayette Mills RD over Branch of Milford Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2023.

How much traffic does Lafayette Mills RD over Branch of Milford Brook carry?

About 1,546 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Lafayette Mills RD over Branch of Milford Brook?

The structure is 25 ft (7.6 m) long with a longest span of 20 ft (6.1 m) and a deck 48 ft wide.

Who owns Lafayette Mills RD over Branch of Milford Brook?

It is owned by the County Highway Agency.