US Bridges

Horton Road over Moon Brook

Good

Chautauqua County, New York · 0.8 MI N of Jamestown · Structure no. 000000003324400

Built
1995
30 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
37 ft
1 main span
Daily traffic
515
2020 count
Owner
County
County Highway Agency

About this bridge

Horton Road over Moon Brook is a prestressed concrete box beam or girders - multiple carrying Horton Road over Moon Brook in Chautauqua County, New York. It was built in 1995, so it is 30 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 515 vehicles a day, roughly 5% of them trucks, projected to reach 721 by 2040. The structure is 37 ft (11.3 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHorton Road
CrossesMoon Brook
Location0.8 MI N of Jamestown
Coordinates42.13023, -79.23843
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating55 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span35 ft (10.6 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic515 (2020)
Projected traffic721 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Horton Road over Moon Brook built?

It was built in 1995, making it 30 years old in 2025.

What condition is Horton Road over Moon Brook 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 April 2023.

How much traffic does Horton Road over Moon Brook carry?

About 515 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Horton Road over Moon Brook?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.6 m) and a deck 29 ft wide.

Who owns Horton Road over Moon Brook?

It is owned by the County Highway Agency.