US Bridges

Rt Nj 28 over Peters Brook

Fair

Somerset County, New Jersey · 1.50 Miles East of RT.202 · Structure no. 1805150

Built
1958
67 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
61 ft
1 main span
Daily traffic
12,975
2023 count
Owner
State
State Highway Agency

About this bridge

Rt Nj 28 over Peters Brook is a prestressed concrete stringer/multi-beam or girder carrying Rt Nj 28 over Peters Brook in Somerset County, New Jersey. It was built in 1958, so it is 67 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 5 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 12,975 vehicles a day, roughly 4% of them trucks, projected to reach 18,626 by 2043. The structure is 61 ft (18.6 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRt Nj 28
CrossesPeters Brook
Location1.50 Miles East of RT.202
RouteState Highway 28
Coordinates40.56642, -74.60542
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
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 length61 ft (18.6 m)
Longest span56 ft (17.1 m)
Deck width69 ft (20.9 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic12,975 (2023)
Projected traffic18,626 by 2043
Trucks4%
Lanes on structure2
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 Rt Nj 28 over Peters Brook built?

It was built in 1958, making it 67 years old in 2025.

What condition is Rt Nj 28 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 August 2023.

How much traffic does Rt Nj 28 over Peters Brook carry?

About 12,975 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Rt Nj 28 over Peters Brook?

The structure is 61 ft (18.6 m) long with a longest span of 56 ft (17.1 m) and a deck 69 ft wide.

Who owns Rt Nj 28 over Peters Brook?

It is owned by the State Highway Agency.