US Bridges

CR 517 over Hamburg Creek

Good

Sussex County, New Jersey · 0.58 MI North of Nj 23 · Structure no. 1900J12

Built
1986
39 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
4,568
2023 count
Owner
County
County Highway Agency

About this bridge

CR 517 over Hamburg Creek is a prestressed concrete box beam or girders - multiple carrying CR 517 over Hamburg Creek in Sussex County, New Jersey. It was built in 1986, so it is 39 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 4,568 vehicles a day, roughly 3% of them trucks, projected to reach 5,481 by 2043. The structure is 29 ft (8.8 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCR 517
CrossesHamburg Creek
Location0.58 MI North of Nj 23
RouteCounty Highway 517
Coordinates41.13952, -74.56108
Functional classUrban Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating61.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length29 ft (8.8 m)
Longest span24 ft (7.3 m)
Deck width36 ft (11 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,568 (2023)
Projected traffic5,481 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 CR 517 over Hamburg Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is CR 517 over Hamburg 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 March 2023.

How much traffic does CR 517 over Hamburg Creek carry?

About 4,568 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is CR 517 over Hamburg Creek?

The structure is 29 ft (8.8 m) long with a longest span of 24 ft (7.3 m) and a deck 36 ft wide.

Who owns CR 517 over Hamburg Creek?

It is owned by the County Highway Agency.