US Bridges

Rt US 22 over Peters Brook

Fair

Somerset County, New Jersey · .16MI West of 202&206 JCT · Structure no. 1801161

Built
1949
76 years old
Condition
Fair
inspected May 2023
Type
Arch - Deck
Concrete
Length
42 ft
1 main span
Daily traffic
18,559
2023 count
Owner
State
State Highway Agency

About this bridge

Rt US 22 over Peters Brook is a concrete arch - deck carrying Rt US 22 over Peters Brook in Somerset County, New Jersey. It was built in 1949, so it is 76 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 18,559 vehicles a day, roughly 4% of them trucks, projected to reach 22,272 by 2043. The structure is 42 ft (12.8 m) long and 138 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRt US 22
CrossesPeters Brook
Location.16MI West of 202&206 JCT
RouteU.S. Route 22
CountySomerset County
StateNew Jersey
Coordinates40.58268, -74.62524
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span40 ft (12.2 m)
Deck width138 ft (42 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,559 (2023)
Projected traffic22,272 by 2043
Trucks4%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Rt US 22 over Peters Brook built?

It was built in 1949, making it 76 years old in 2025.

What condition is Rt US 22 over Peters 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 2023.

How much traffic does Rt US 22 over Peters Brook carry?

About 18,559 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Rt US 22 over Peters Brook?

The structure is 42 ft (12.8 m) long with a longest span of 40 ft (12.2 m) and a deck 138 ft wide.

Who owns Rt US 22 over Peters Brook?

It is owned by the State Highway Agency.