US Bridges

Third Street over Morristown Line MP 8.67

Fair

Essex County, New Jersey · 1.3 MI East of Gsp · Structure no. 0765166

Built
1905
120 years old, rebuilt 2008
Condition
Fair
inspected April 2023
Type
Slab
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
925
2023 count
Owner
Unknown
Unknown

About this bridge

Third Street over Morristown Line MP 8.67 is a prestressed concrete slab carrying Third Street over Morristown Line MP 8.67 in Essex County, New Jersey. It was built in 1905 and reconstructed in 2008, so it is 120 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 925 vehicles a day, roughly 1% of them trucks, projected to reach 1,110 by 2043. The structure is 49 ft (14.9 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesThird Street
CrossesMorristown Line MP 8.67
Location1.3 MI East of Gsp
RouteCity Street 0
Coordinates40.75223, -74.18731
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
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 alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating85.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length49 ft (14.9 m)
Longest span46 ft (14 m)
Deck width54 ft (16.5 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic925 (2023)
Projected traffic1,110 by 2043
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerUnknown
Maintained byOther State Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$8.7 million (2023 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Third Street over Morristown Line MP 8.67 built?

It was built in 1905, making it 120 years old in 2025. It was reconstructed in 2008.

What condition is Third Street over Morristown Line MP 8.67 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 April 2023.

How much traffic does Third Street over Morristown Line MP 8.67 carry?

About 925 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Third Street over Morristown Line MP 8.67?

The structure is 49 ft (14.9 m) long with a longest span of 46 ft (14 m) and a deck 54 ft wide.

Who owns Third Street over Morristown Line MP 8.67?

It is owned by the Unknown and maintained by the Other State Agency.