US Bridges

Larger Cross Road over Middle Brook

Good

Somerset County, New Jersey · 100 Ft. N. of Holland Rd. · Structure no. 18D1201

Built
1994
31 years old
Condition
Good
inspected October 2023
Type
Frame
Concrete
Length
32 ft
1 main span
Daily traffic
392
2023 count
Owner
County
County Highway Agency

About this bridge

Larger Cross Road over Middle Brook is a concrete frame carrying Larger Cross Road over Middle Brook in Somerset County, New Jersey. It was built in 1994, so it is 31 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 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 392 vehicles a day, roughly 3% of them trucks, projected to reach 471 by 2043. The structure is 32 ft (9.8 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesLarger Cross Road
CrossesMiddle Brook
Location100 Ft. N. of Holland Rd.
Coordinates40.6743, -74.681
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length32 ft (9.8 m)
Longest span28 ft (8.5 m)
Deck width33 ft (10.2 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic392 (2023)
Projected traffic471 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Larger Cross Road over Middle Brook built?

It was built in 1994, making it 31 years old in 2025.

What condition is Larger Cross Road over Middle 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 October 2023.

How much traffic does Larger Cross Road over Middle Brook carry?

About 392 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Larger Cross Road over Middle Brook?

The structure is 32 ft (9.8 m) long with a longest span of 28 ft (8.5 m) and a deck 33 ft wide.

Who owns Larger Cross Road over Middle Brook?

It is owned by the County Highway Agency.