US Bridges

Millers Lane over Trib to Rockaway River

Fair

Morris County, New Jersey · 0.43 Mile West of CR 621 · Structure no. 1400257

Built
1987
38 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
24 ft
1 main span
Daily traffic
1,337
2023 count
Owner
County
County Highway Agency

About this bridge

Millers Lane over Trib to Rockaway River is a steel stringer/multi-beam or girder carrying Millers Lane over Trib to Rockaway River in Morris County, New Jersey. It was built in 1987, so it is 38 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 1,337 vehicles a day, roughly 1% of them trucks, projected to reach 1,632 by 2043. The structure is 24 ft (7.3 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesMillers Lane
CrossesTrib to Rockaway River
Location0.43 Mile West of CR 621
RouteCity Street 0
CountyMorris County
StateNew Jersey
Coordinates40.90718, -74.36908
Functional classUrban 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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 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
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating75.9 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,337 (2023)
Projected traffic1,632 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Millers Lane over Trib to Rockaway River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Millers Lane over Trib to Rockaway River 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 July 2023.

How much traffic does Millers Lane over Trib to Rockaway River carry?

About 1,337 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Millers Lane over Trib to Rockaway River?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 23 ft wide.

Who owns Millers Lane over Trib to Rockaway River?

It is owned by the County Highway Agency.