US Bridges

Herner Road over E Br Mongaup Rvr

Good

Sullivan County, New York · 2.5 MI SE of Ferndale · Structure no. 000000003356770

Built
2024
1 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
80
2018 count
Owner
County
County Highway Agency

About this bridge

Herner Road over E Br Mongaup Rvr is a prestressed concrete box beam or girders - multiple carrying Herner Road over E Br Mongaup Rvr in Sullivan County, New York. It was built in 2024, so it is 1 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 80 vehicles a day, roughly 11% of them trucks, projected to reach 112 by 2038. The structure is 52 ft (15.8 m) long and 24 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesHerner Road
CrossesE Br Mongaup Rvr
Location2.5 MI SE of Ferndale
Coordinates41.75508, -74.69764
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating98.2 US tons
Inventory rating54.2 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic80 (2018)
Projected traffic112 by 2038
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Herner Road over E Br Mongaup Rvr built?

It was built in 2024, making it 1 years old in 2025.

What condition is Herner Road over E Br Mongaup Rvr in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does Herner Road over E Br Mongaup Rvr carry?

About 80 vehicles per day (2018 count), of which roughly 11% are trucks.

How long is Herner Road over E Br Mongaup Rvr?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 24 ft wide.

Who owns Herner Road over E Br Mongaup Rvr?

It is owned by the County Highway Agency.