US Bridges

East Mountain Road over Nj 15

Fair

Sussex County, New Jersey · 9 MI North JCT W/ I-80 · Structure no. 1913151

Built
1973
52 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
202 ft
2 main spans
Daily traffic
1,460
2024 count
Owner
State
State Highway Agency

About this bridge

East Mountain Road over Nj 15 is a steel stringer/multi-beam or girder carrying East Mountain Road over Nj 15 in Sussex County, New Jersey. It was built in 1973, so it is 52 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 5 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 1,460 vehicles a day, roughly 1% of them trucks, projected to reach 1,780 by 2044. The structure is 202 ft (61.6 m) long and 49 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesEast Mountain Road
CrossesNj 15
Location9 MI North JCT W/ I-80
Coordinates41.02687, -74.62149
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating89 US tons
Inventory rating53 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span104 ft (31.7 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,460 (2024)
Projected traffic1,780 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was East Mountain Road over Nj 15 built?

It was built in 1973, making it 52 years old in 2025.

What condition is East Mountain Road over Nj 15 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 2024.

How much traffic does East Mountain Road over Nj 15 carry?

About 1,460 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is East Mountain Road over Nj 15?

The structure is 202 ft (61.6 m) long with a longest span of 104 ft (31.7 m) and a deck 49 ft wide.

Who owns East Mountain Road over Nj 15?

It is owned by the State Highway Agency.