US Bridges

Winthrop Drive over Pine Brook

Good

Monmouth County, New Jersey · 1.75 Miles East of CR 527 · Structure no. 130MN41

Built
1964
61 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
526
2023 count
Owner
County
County Highway Agency

About this bridge

Winthrop Drive over Pine Brook is a concrete culvert carrying Winthrop Drive over Pine Brook in Monmouth County, New Jersey. It was built in 1964, so it is 61 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 526 vehicles a day, roughly 1% of them trucks, projected to reach 631 by 2043. The structure is 33 ft (10.1 m) long and 42 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWinthrop Drive
CrossesPine Brook
Location1.75 Miles East of CR 527
RouteCity Street 0
Coordinates40.31607, -74.3301
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span15 ft (4.6 m)
Deck width42 ft (12.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic526 (2023)
Projected traffic631 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 Winthrop Drive over Pine Brook built?

It was built in 1964, making it 61 years old in 2025.

What condition is Winthrop Drive over Pine Brook in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does Winthrop Drive over Pine Brook carry?

About 526 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Winthrop Drive over Pine Brook?

The structure is 33 ft (10.1 m) long with a longest span of 15 ft (4.6 m) and a deck 42 ft wide.

Who owns Winthrop Drive over Pine Brook?

It is owned by the County Highway Agency.