US Bridges

Federal City Road over S. Branch of Stony Brk

Good

Mercer County, New Jersey · 0.2 MI W of Old Mill Road · Structure no. 1100076

Built
2007
18 years old
Condition
Good
inspected February 2023
Type
Frame
Concrete
Length
23 ft
1 main span
Daily traffic
1,479
2023 count
Owner
County
County Highway Agency

About this bridge

Federal City Road over S. Branch of Stony Brk is a concrete frame carrying Federal City Road over S. Branch of Stony Brk in Mercer County, New Jersey. It was built in 2007, so it is 18 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 1,479 vehicles a day, roughly 3% of them trucks, projected to reach 1,769 by 2041. The structure is 23 ft (7 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFederal City Road
CrossesS. Branch of Stony Brk
Location0.2 MI W of Old Mill Road
RouteCity Street 0
Coordinates40.32908, -74.77008
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
Deck7 GoodSome minor problems.
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 inspectionFebruary 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 alignment7: Better than present minimum criteria
Operating rating63.1 US tons
Inventory rating38 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length23 ft (7 m)
Longest span20 ft (6.1 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,479 (2023)
Projected traffic1,769 by 2041
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Federal City Road over S. Branch of Stony Brk built?

It was built in 2007, making it 18 years old in 2025.

What condition is Federal City Road over S. Branch of Stony Brk 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 February 2023.

How much traffic does Federal City Road over S. Branch of Stony Brk carry?

About 1,479 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Federal City Road over S. Branch of Stony Brk?

The structure is 23 ft (7 m) long with a longest span of 20 ft (6.1 m) and a deck 33 ft wide.

Who owns Federal City Road over S. Branch of Stony Brk?

It is owned by the County Highway Agency.