US Bridges

Townline Road over Johnson Creek

Poor

Niagara County, New York · 2.0 MI W of Middleport · Structure no. 000000002213490

Built
1966
59 years old, rebuilt 1983
Condition
Poor
inspected July 2024
Type
Slab
Wood or Timber
Length
25 ft
1 main span
Daily traffic
396
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Townline Road over Johnson Creek is a wood or timber slab carrying Townline Road over Johnson Creek in Niagara County, New York. It was built in 1966 and reconstructed in 1983, so it is 59 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 396 vehicles a day, roughly 5% of them trucks, projected to reach 554 by 2038. The structure is 25 ft (7.6 m) long and 26 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesTownline Road
CrossesJohnson Creek
Location2.0 MI W of Middleport
Coordinates43.21629, -78.51231
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span24 ft (7.3 m)
Deck width26 ft (8 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic396 (2018)
Projected traffic554 by 2038
Trucks5%
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$355,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Townline Road over Johnson Creek built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 1983.

What condition is Townline Road over Johnson Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Townline Road over Johnson Creek carry?

About 396 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Townline Road over Johnson Creek?

The structure is 25 ft (7.6 m) long with a longest span of 24 ft (7.3 m) and a deck 26 ft wide.

Who owns Townline Road over Johnson Creek?

It is owned by the Town or Township Highway Agency.