US Bridges

Sharon Road over Trib. of Assunpink Crk

Fair

Mercer County, New Jersey · 0.5 MI East of Nj Tpk · Structure no. 1109432

Built
1949
76 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
2,477
2023 count
Owner
County
County Highway Agency

About this bridge

Sharon Road over Trib. of Assunpink Crk is a steel stringer/multi-beam or girder carrying Sharon Road over Trib. of Assunpink Crk in Mercer 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 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 2,477 vehicles a day, roughly 5% of them trucks, projected to reach 2,962 by 2023. The structure is 37 ft (11.3 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSharon Road
CrossesTrib. of Assunpink Crk
Location0.5 MI East of Nj Tpk
CountyMercer County
StateNew Jersey
Coordinates40.21659, -74.56073
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating66 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length37 ft (11.3 m)
Longest span34 ft (10.4 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,477 (2023)
Projected traffic2,962 by 2023
Trucks5%
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 Sharon Road over Trib. of Assunpink Crk built?

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

What condition is Sharon Road over Trib. of Assunpink Crk 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 Sharon Road over Trib. of Assunpink Crk carry?

About 2,477 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Sharon Road over Trib. of Assunpink Crk?

The structure is 37 ft (11.3 m) long with a longest span of 34 ft (10.4 m) and a deck 33 ft wide.

Who owns Sharon Road over Trib. of Assunpink Crk?

It is owned by the County Highway Agency.