US Bridges

CR 581 over Alloways Creek

Good

Salem County, New Jersey · 5.3 Mi. S. of US 40 · Structure no. 1701074

Built
2004
21 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
65 ft
1 main span
Daily traffic
1,418
2023 count
Owner
County
County Highway Agency

About this bridge

CR 581 over Alloways Creek is a prestressed concrete box beam or girders - multiple carrying CR 581 over Alloways Creek in Salem County, New Jersey. It was built in 2004, so it is 21 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 1,418 vehicles a day, roughly 3% of them trucks, projected to reach 1,730 by 2043. The structure is 65 ft (19.8 m) long and 33 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesCR 581
CrossesAlloways Creek
Location5.3 Mi. S. of US 40
RouteCounty Highway 581
CountySalem County
StateNew Jersey
Coordinates39.5762, -75.33016
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating84.7 US tons
Inventory rating65.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length65 ft (19.8 m)
Longest span60 ft (18.3 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,418 (2023)
Projected traffic1,730 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 CR 581 over Alloways Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is CR 581 over Alloways 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 August 2023.

How much traffic does CR 581 over Alloways Creek carry?

About 1,418 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is CR 581 over Alloways Creek?

The structure is 65 ft (19.8 m) long with a longest span of 60 ft (18.3 m) and a deck 33 ft wide.

Who owns CR 581 over Alloways Creek?

It is owned by the County Highway Agency.