US Bridges

Harter RD over I-287

Fair

Morris County, New Jersey · 1.8 MI So of JCT Rt 24 · Structure no. 1419167

Built
1968
57 years old, rebuilt 2009
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
220 ft
3 main spans
Daily traffic
3,318
2023 count
Owner
State
State Highway Agency

About this bridge

Harter RD over I-287 is a steel stringer/multi-beam or girder carrying Harter RD over I-287 in Morris County, New Jersey. It was built in 1968 and reconstructed in 2009, so it is 57 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 3,318 vehicles a day, roughly 1% of them trucks, projected to reach 3,982 by 2043. The structure is 220 ft (67.1 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHarter RD
CrossesI-287
Location1.8 MI So of JCT Rt 24
CountyMorris County
StateNew Jersey
Coordinates40.76833, -74.49167
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating72 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span86 ft (26.2 m)
Deck width39 ft (11.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,318 (2023)
Projected traffic3,982 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Harter RD over I-287 built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2009.

What condition is Harter RD over I-287 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 October 2023.

How much traffic does Harter RD over I-287 carry?

About 3,318 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Harter RD over I-287?

The structure is 220 ft (67.1 m) long with a longest span of 86 ft (26.2 m) and a deck 39 ft wide.

Who owns Harter RD over I-287?

It is owned by the State Highway Agency.