US Bridges

First Street over Morristown Line MP 8.57

Fair

Essex County, New Jersey · 0.30 MI N of CR 508 · Structure no. 0765164

Built
1905
120 years old, rebuilt 2005
Condition
Fair
inspected April 2023
Type
Slab
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
20,520
2023 count
Owner
Unknown
Unknown

About this bridge

First Street over Morristown Line MP 8.57 is a prestressed concrete slab carrying First Street over Morristown Line MP 8.57 in Essex County, New Jersey. It was built in 1905 and reconstructed in 2005, 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 20,520 vehicles a day, roughly 4% of them trucks, projected to reach 24,630 by 2043. The structure is 47 ft (14.3 m) long and 54 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesFirst Street
CrossesMorristown Line MP 8.57
Location0.30 MI N of CR 508
RouteCity Street 0
Coordinates40.75139, -74.18572
Functional classUrban Minor 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.
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 geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.6 US tons
Inventory rating38.3 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width54 ft (16.6 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deck29 ft (8.7 m)

Traffic and service

Average daily traffic20,520 (2023)
Projected traffic24,630 by 2043
Trucks4%
Lanes on structure3
Traffic directionTwo-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$8.4 million (2023 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was First Street over Morristown Line MP 8.57 built?

It was built in 1905, making it 120 years old in 2025. It was reconstructed in 2005.

What condition is First Street over Morristown Line MP 8.57 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 First Street over Morristown Line MP 8.57 carry?

About 20,520 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is First Street over Morristown Line MP 8.57?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 54 ft wide.

Who owns First Street over Morristown Line MP 8.57?

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