US Bridges

County Route 612 over Trout Brook

Fair

Sussex County, New Jersey · 0.5 MI SE of CR 521 · Structure no. 1900S17

Built
1966
59 years old
Condition
Fair
inspected February 2023
Type
Culvert
Steel
Length
21 ft
1 main span
Daily traffic
1,212
2023 count
Owner
County
County Highway Agency

About this bridge

County Route 612 over Trout Brook is a steel culvert carrying County Route 612 over Trout Brook in Sussex County, New Jersey. It was built in 1966, so it is 59 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 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 1,212 vehicles a day, roughly 5% of them trucks, projected to reach 1,479 by 2043. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCounty Route 612
CrossesTrout Brook
Location0.5 MI SE of CR 521
RouteCounty Highway 612
CountySussex County
StateNew Jersey
Coordinates41.05103, -74.85595
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span21 ft (6.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,212 (2023)
Projected traffic1,479 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 County Route 612 over Trout Brook built?

It was built in 1966, making it 59 years old in 2025.

What condition is County Route 612 over Trout 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 February 2023.

How much traffic does County Route 612 over Trout Brook carry?

About 1,212 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is County Route 612 over Trout Brook?

The structure is 21 ft (6.4 m) long with a longest span of 21 ft (6.4 m).

Who owns County Route 612 over Trout Brook?

It is owned by the County Highway Agency.