US Bridges

Nj 57 over Hances Brook

Fair

Warren County, New Jersey · 0.5 MI East of Watters RD · Structure no. 2106164

Built
1924
101 years old, rebuilt 2013
Condition
Fair
inspected October 2024
Type
Slab
Prestressed Concrete
Length
25 ft
1 main span
Daily traffic
11,636
2024 count
Owner
State
State Highway Agency

About this bridge

Nj 57 over Hances Brook is a prestressed concrete slab carrying Nj 57 over Hances Brook in Warren County, New Jersey. It was built in 1924 and reconstructed in 2013, so it is 101 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 11,636 vehicles a day, roughly 4% of them trucks, projected to reach 17,289 by 2044. The structure is 25 ft (7.6 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesNj 57
CrossesHances Brook
Location0.5 MI East of Watters RD
RouteState Highway 57
CountyWarren County
StateNew Jersey
Coordinates40.80417, -74.86028
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating106.8 US tons
Inventory rating90.4 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deck99 ft (30.2 m)

Traffic and service

Average daily traffic11,636 (2024)
Projected traffic17,289 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$8,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Nj 57 over Hances Brook built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 2013.

What condition is Nj 57 over Hances Brook 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 2024.

How much traffic does Nj 57 over Hances Brook carry?

About 11,636 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Nj 57 over Hances Brook?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m) and a deck 34 ft wide.

Who owns Nj 57 over Hances Brook?

It is owned by the State Highway Agency.