US Bridges

Rock Lodge RD over Lake Stockholm Brook

Fair

Sussex County, New Jersey · 1.0 MI SW of Nj 23 · Structure no. 1900J01

Built
2003
22 years old
Condition
Fair
inspected March 2023
Type
Slab
Wood or Timber
Length
31 ft
1 main span
Daily traffic
498
2023 count
Owner
County
County Highway Agency

About this bridge

Rock Lodge RD over Lake Stockholm Brook is a wood or timber slab carrying Rock Lodge RD over Lake Stockholm Brook in Sussex County, New Jersey. It was built in 2003, so it is 22 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 498 vehicles a day, roughly 3% of them trucks, projected to reach 607 by 2043. The structure is 31 ft (9.4 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesRock Lodge RD
CrossesLake Stockholm Brook
Location1.0 MI SW of Nj 23
RouteCity Street 0
CountySussex County
StateNew Jersey
Coordinates41.07945, -74.52775
Functional classRural Local

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.
Substructure8 Very GoodNo problems noted.
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 evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating96 US tons
Inventory rating68 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 25 or greater
Structure length31 ft (9.4 m)
Longest span30 ft (9.1 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic498 (2023)
Projected traffic607 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 Rock Lodge RD over Lake Stockholm Brook built?

It was built in 2003, making it 22 years old in 2025.

What condition is Rock Lodge RD over Lake Stockholm Brook 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 March 2023.

How much traffic does Rock Lodge RD over Lake Stockholm Brook carry?

About 498 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Rock Lodge RD over Lake Stockholm Brook?

The structure is 31 ft (9.4 m) long with a longest span of 30 ft (9.1 m) and a deck 30 ft wide.

Who owns Rock Lodge RD over Lake Stockholm Brook?

It is owned by the County Highway Agency.