US Bridges

US 130 over Back Brook

Fair

Mercer County, New Jersey · 1.4 MI South of I-195 · Structure no. 1122153

Built
1928
97 years old, rebuilt 2005
Condition
Fair
inspected May 2024
Type
Slab
Prestressed Concrete
Length
23 ft
1 main span
Daily traffic
35,596
2024 count
Owner
State
State Highway Agency

About this bridge

US 130 over Back Brook is a prestressed concrete slab carrying US 130 over Back Brook in Mercer County, New Jersey. It was built in 1928 and reconstructed in 2005, so it is 97 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 35,596 vehicles a day, roughly 4% of them trucks, projected to reach 42,715 by 2044. The structure is 23 ft (7 m) long and 106 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 130
CrossesBack Brook
Location1.4 MI South of I-195
RouteU.S. Route 130
Coordinates40.18906, -74.65244
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.7 US tons
Inventory rating50.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width106 ft (32.3 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35,596 (2024)
Projected traffic42,715 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US 130 over Back Brook built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 2005.

What condition is US 130 over Back Brook in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does US 130 over Back Brook carry?

About 35,596 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is US 130 over Back Brook?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 106 ft wide.

Who owns US 130 over Back Brook?

It is owned by the State Highway Agency.