US Bridges

Whalen Street over Royce Brook

Fair

Somerset County, New Jersey · 300FT S. of Roosevelt Ave · Structure no. 18F0705

Built
1980
45 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
6,451
2023 count
Owner
County
County Highway Agency

About this bridge

Whalen Street over Royce Brook is a prestressed concrete box beam or girders - multiple carrying Whalen Street over Royce Brook in Somerset 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 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 6,451 vehicles a day, roughly 1% of them trucks, projected to reach 7,741 by 2043. The structure is 76 ft (23.2 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWhalen Street
CrossesRoyce Brook
Location300FT S. of Roosevelt Ave
RouteCity Street 0
Coordinates40.53703, -74.59523
Functional classUrban Local

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum 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 rating61.9 US tons
Inventory rating37 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span71 ft (21.6 m)
Deck width52 ft (15.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,451 (2023)
Projected traffic7,741 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Whalen Street over Royce Brook built?

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

What condition is Whalen Street over Royce 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 September 2023.

How much traffic does Whalen Street over Royce Brook carry?

About 6,451 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Whalen Street over Royce Brook?

The structure is 76 ft (23.2 m) long with a longest span of 71 ft (21.6 m) and a deck 52 ft wide.

Who owns Whalen Street over Royce Brook?

It is owned by the County Highway Agency.