US Bridges

County Route 513 over Trib S Branch Raritan Ri

Good

Hunterdon County, New Jersey · 1.08 MI S of CR 512 · Structure no. 1000004

Built
2021
4 years old
Condition
Good
inspected March 2023
Type
Frame
Concrete
Length
25 ft
1 main span
Daily traffic
6,717
2023 count
Owner
County
County Highway Agency

About this bridge

County Route 513 over Trib S Branch Raritan Ri is a concrete frame carrying County Route 513 over Trib S Branch Raritan Ri in Hunterdon County, New Jersey. It was built in 2021, so it is 4 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,717 vehicles a day, roughly 3% of them trucks, projected to reach 8,196 by 2043. The structure is 25 ft (7.6 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCounty Route 513
CrossesTrib S Branch Raritan Ri
Location1.08 MI S of CR 512
RouteCounty Highway 513
CountyHunterdon County
StateNew Jersey
Coordinates40.71277, -74.85796
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating43.2 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,717 (2023)
Projected traffic8,196 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 statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County Route 513 over Trib S Branch Raritan Ri built?

It was built in 2021, making it 4 years old in 2025.

What condition is County Route 513 over Trib S Branch Raritan Ri 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 County Route 513 over Trib S Branch Raritan Ri carry?

About 6,717 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is County Route 513 over Trib S Branch Raritan Ri?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m) and a deck 46 ft wide.

Who owns County Route 513 over Trib S Branch Raritan Ri?

It is owned by the County Highway Agency.