US Bridges

Porter Center RD over Sixmile Creek

Good

Niagara County, New York · 2.5 MI W of Ransomville · Structure no. 000000003329450

Built
2020
5 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
347
2018 count
Owner
County
County Highway Agency

About this bridge

Porter Center RD over Sixmile Creek is a concrete culvert carrying Porter Center RD over Sixmile Creek in Niagara County, New York. It was built in 2020, so it is 5 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 347 vehicles a day, roughly 9% of them trucks, projected to reach 486 by 2038. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 2.5 mi (4 km).

CarriesPorter Center RD
CrossesSixmile Creek
Location2.5 MI W of Ransomville
RouteCounty Highway 0
Coordinates43.26162, -78.95348
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
Channel and channel protection7 GoodSome minor problems.
Culvert9 ExcellentNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating85.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic347 (2018)
Projected traffic486 by 2038
Trucks9%
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

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$279,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Porter Center RD over Sixmile Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Porter Center RD over Sixmile 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 November 2024.

How much traffic does Porter Center RD over Sixmile Creek carry?

About 347 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is Porter Center RD over Sixmile Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m).

Who owns Porter Center RD over Sixmile Creek?

It is owned by the County Highway Agency.