US Bridges

Knollwood Lane over Drainage DITCH26B

Fair

Erie County, New York · 0.4 Mi. North of Klein RD · Structure no. 000000002268150

Built
1960
65 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
723
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Knollwood Lane over Drainage DITCH26B is a concrete continuous culvert carrying Knollwood Lane over Drainage DITCH26B in Erie County, New York. It was built in 1960, so it is 65 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 723 vehicles a day, roughly 2% of them trucks, projected to reach 1,012 by 2041. The structure is 26 ft (7.9 m) long and 38 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesKnollwood Lane
CrossesDrainage DITCH26B
Location0.4 Mi. North of Klein RD
Coordinates43.00255, -78.71878
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating26.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span12 ft (3.6 m)
Deck width38 ft (11.7 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic723 (2021)
Projected traffic1,012 by 2041
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 statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$489,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Knollwood Lane over Drainage DITCH26B built?

It was built in 1960, making it 65 years old in 2025.

What condition is Knollwood Lane over Drainage DITCH26B in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does Knollwood Lane over Drainage DITCH26B carry?

About 723 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Knollwood Lane over Drainage DITCH26B?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.6 m) and a deck 38 ft wide.

Who owns Knollwood Lane over Drainage DITCH26B?

It is owned by the Town or Township Highway Agency.