US Bridges

Mt. Pleasant Ave over Route I-280

Fair

Essex County, New Jersey · 2.4 MI W of 280-GSP JCT · Structure no. 0730153

Built
1971
54 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
241 ft
2 main spans
Daily traffic
8,765
2023 count
Owner
State
State Highway Agency

About this bridge

Mt. Pleasant Ave over Route I-280 is a steel continuous stringer/multi-beam or girder carrying Mt. Pleasant Ave over Route I-280 in Essex County, New Jersey. It was built in 1971, so it is 54 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 8,765 vehicles a day, roughly 4% of them trucks, projected to reach 10,518 by 2043. The structure is 241 ft (73.5 m) long and 62 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesMt. Pleasant Ave
CrossesRoute I-280
Location2.4 MI W of 280-GSP JCT
RouteCounty Highway 660
CountyEssex County
StateNew Jersey
Coordinates40.77981, -74.24193
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating53 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length241 ft (73.5 m)
Longest span98 ft (29.9 m)
Deck width62 ft (18.9 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,765 (2023)
Projected traffic10,518 by 2043
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$297,000 (2023 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mt. Pleasant Ave over Route I-280 built?

It was built in 1971, making it 54 years old in 2025.

What condition is Mt. Pleasant Ave over Route I-280 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 Mt. Pleasant Ave over Route I-280 carry?

About 8,765 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Mt. Pleasant Ave over Route I-280?

The structure is 241 ft (73.5 m) long with a longest span of 98 ft (29.9 m) and a deck 62 ft wide.

Who owns Mt. Pleasant Ave over Route I-280?

It is owned by the State Highway Agency.