US Bridges

Alexauken Ck.Rd. over Alexauken Creek

Good

Hunterdon County, New Jersey · 0.25 MI SW of CR 605 · Structure no. 1000051

Built
2012
13 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
262
2023 count
Owner
County
County Highway Agency

About this bridge

Alexauken Ck.Rd. over Alexauken Creek is a prestressed concrete box beam or girders - multiple carrying Alexauken Ck.Rd. over Alexauken Creek in Hunterdon 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 262 vehicles a day, roughly 3% of them trucks, projected to reach 319 by 2043. The structure is 56 ft (17.1 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesAlexauken Ck.Rd.
CrossesAlexauken Creek
Location0.25 MI SW of CR 605
RouteCity Street 0
Coordinates40.40387, -74.92058
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.3 US tons
Inventory rating42.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length56 ft (17.1 m)
Longest span52 ft (15.8 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic262 (2023)
Projected traffic319 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Alexauken Ck.Rd. over Alexauken Creek built?

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

What condition is Alexauken Ck.Rd. over Alexauken Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Alexauken Ck.Rd. over Alexauken Creek carry?

About 262 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Alexauken Ck.Rd. over Alexauken Creek?

The structure is 56 ft (17.1 m) long with a longest span of 52 ft (15.8 m) and a deck 33 ft wide.

Who owns Alexauken Ck.Rd. over Alexauken Creek?

It is owned by the County Highway Agency.