US Bridges

Haneys Mill Brdge over Big Flat Brook

PoorClosed to traffic

Sussex County, New Jersey · .1M E.RT.615 2.5M S.Walpk · Structure no. 3461003

Built
1893
132 years old
Condition
Poor
inspected September 2023
Type
Truss - Thru
Steel
Length
102 ft
1 main span
Daily traffic
33
2023 count
Owner
State
Other State Agency

About this bridge

Haneys Mill Brdge over Big Flat Brook is a steel truss - thru carrying Haneys Mill Brdge over Big Flat Brook in Sussex County, New Jersey. It was built in 1893, so it is 132 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: closed to all traffic.

It carries about 33 vehicles a day, projected to reach 40 by 2043. The structure is 102 ft (31.1 m) long and 12 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesHaneys Mill Brdge
CrossesBig Flat Brook
Location.1M E.RT.615 2.5M S.Walpk
RouteState Lands Road 0
Coordinates41.12831, -74.91056
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating12 US tons
Inventory rating7.1 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length102 ft (31.1 m)
Longest span98 ft (29.9 m)
Deck width12 ft (3.7 m)
Roadway width10 ft (3.1 m)
Vertical clearance over deck13 ft (3.9 m)

Traffic and service

Average daily traffic33 (2023)
Projected traffic40 by 2043
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther State Agency
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$2 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Haneys Mill Brdge over Big Flat Brook built?

It was built in 1893, making it 132 years old in 2025.

What condition is Haneys Mill Brdge over Big Flat Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2023.

How much traffic does Haneys Mill Brdge over Big Flat Brook carry?

About 33 vehicles per day (2023 count).

How long is Haneys Mill Brdge over Big Flat Brook?

The structure is 102 ft (31.1 m) long with a longest span of 98 ft (29.9 m) and a deck 12 ft wide.

Who owns Haneys Mill Brdge over Big Flat Brook?

It is owned by the Other State Agency.