US Bridges

North Hill Road over Trib Sixtown Creek

Good

Allegany County, New York · 0.8 MI N of Centerville · Structure no. 000000002214500

Built
2013
12 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
240
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

North Hill Road over Trib Sixtown Creek is a prestressed concrete box beam or girders - multiple carrying North Hill Road over Trib Sixtown Creek in Allegany County, New York. It was built in 2013, so it is 12 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 240 vehicles a day, roughly 2% of them trucks, projected to reach 336 by 2038. The structure is 35 ft (10.7 m) long and 25 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesNorth Hill Road
CrossesTrib Sixtown Creek
Location0.8 MI N of Centerville
Coordinates42.49169, -78.24929
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96 US tons
Inventory rating57 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length35 ft (10.7 m)
Longest span33 ft (10.1 m)
Deck width25 ft (7.7 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic240 (2018)
Projected traffic336 by 2038
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was North Hill Road over Trib Sixtown Creek built?

It was built in 2013, making it 12 years old in 2025.

What condition is North Hill Road over Trib Sixtown Creek 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 July 2023.

How much traffic does North Hill Road over Trib Sixtown Creek carry?

About 240 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is North Hill Road over Trib Sixtown Creek?

The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.1 m) and a deck 25 ft wide.

Who owns North Hill Road over Trib Sixtown Creek?

It is owned by the Town or Township Highway Agency.