US Bridges

Lazy Brook RD over Samuel Brook

Good

Hunterdon County, New Jersey · 0.5 MI North of US 202 · Structure no. 10R0159

Built
1980
45 years old
Condition
Good
inspected June 2023
Type
Arch - Deck
Aluminum, Wrought Iron, or Cast Iron
Length
21 ft
1 main span
Daily traffic
1,113
2023 count
Owner
County
County Highway Agency

About this bridge

Lazy Brook RD over Samuel Brook is a aluminum, wrought iron, or cast iron arch - deck carrying Lazy Brook RD over Samuel Brook in Hunterdon County, New Jersey. It was built in 1980, so it is 45 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 1,113 vehicles a day, roughly 3% of them trucks, projected to reach 1,336 by 2043. The structure is 21 ft (6.4 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLazy Brook RD
CrossesSamuel Brook
Location0.5 MI North of US 202
Coordinates40.53212, -74.79685
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating63.1 US tons
Inventory rating57 US tons

Structure

Structure typeArch - Deck
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,113 (2023)
Projected traffic1,336 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lazy Brook RD over Samuel Brook built?

It was built in 1980, making it 45 years old in 2025.

What condition is Lazy Brook RD over Samuel 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 June 2023.

How much traffic does Lazy Brook RD over Samuel Brook carry?

About 1,113 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Lazy Brook RD over Samuel Brook?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m) and a deck 34 ft wide.

Who owns Lazy Brook RD over Samuel Brook?

It is owned by the County Highway Agency.