US Bridges

Penngtn-Harbrtn RD over Jacobs Creek

Fair

Mercer County, New Jersey · 0.83 MI East of CO 579 · Structure no. 1100071

Built
2012
13 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
23 ft
1 main span
Daily traffic
1,905
2023 count
Owner
County
County Highway Agency

About this bridge

Penngtn-Harbrtn RD over Jacobs Creek is a steel stringer/multi-beam or girder carrying Penngtn-Harbrtn RD over Jacobs Creek in Mercer County, New Jersey. It was built in 2012, so it is 13 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 1,905 vehicles a day, roughly 3% of them trucks, projected to reach 2,278 by 2043. The structure is 23 ft (7 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesPenngtn-Harbrtn RD
CrossesJacobs Creek
Location0.83 MI East of CO 579
RouteCounty Highway 623
CountyMercer County
StateNew Jersey
Coordinates40.33165, -74.83612
Functional classRural Minor Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width29 ft (8.9 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,905 (2023)
Projected traffic2,278 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Penngtn-Harbrtn RD over Jacobs Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is Penngtn-Harbrtn RD over Jacobs Creek 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 February 2023.

How much traffic does Penngtn-Harbrtn RD over Jacobs Creek carry?

About 1,905 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Penngtn-Harbrtn RD over Jacobs Creek?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 29 ft wide.

Who owns Penngtn-Harbrtn RD over Jacobs Creek?

It is owned by the County Highway Agency.