US Bridges

County Road 43 over Black Brook

Fair

Sullivan County, New York · .8 MI NW of Forestburg · Structure no. 000000003355480

Built
1930
95 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
1,009
2017 count
Owner
County
County Highway Agency

About this bridge

County Road 43 over Black Brook is a steel stringer/multi-beam or girder carrying County Road 43 over Black Brook in Sullivan County, New York. It was built in 1930, so it is 95 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 1,009 vehicles a day, roughly 5% of them trucks, projected to reach 1,413 by 2037. The structure is 40 ft (12.2 m) long and 23 ft wide. If it were closed, the detour would be 13.7 mi (22 km).

CarriesCounty Road 43
CrossesBlack Brook
Location.8 MI NW of Forestburg
RouteCounty Highway 0
Coordinates41.55607, -74.75992
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.9 US tons
Inventory rating53 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span38 ft (11.5 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,009 (2017)
Projected traffic1,413 by 2037
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13.7 mi (22 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$768,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 43 over Black Brook built?

It was built in 1930, making it 95 years old in 2025.

What condition is County Road 43 over Black 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 April 2024.

How much traffic does County Road 43 over Black Brook carry?

About 1,009 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is County Road 43 over Black Brook?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.5 m) and a deck 23 ft wide.

Who owns County Road 43 over Black Brook?

It is owned by the County Highway Agency.