US Bridges

County Road 7D over Trib Cuba Lake

Good

Allegany County, New York · 3.0 MI NW of Cuba · Structure no. 000000003330220

Built
1997
28 years old
Condition
Good
inspected August 2023
Type
Slab
Wood or Timber
Length
34 ft
1 main span
Daily traffic
1,069
2016 count
Owner
County
County Highway Agency

About this bridge

County Road 7D over Trib Cuba Lake is a wood or timber slab carrying County Road 7D over Trib Cuba Lake in Allegany County, New York. It was built in 1997, so it is 28 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 1,069 vehicles a day, roughly 3% of them trucks, projected to reach 1,497 by 2036. The structure is 34 ft (10.4 m) long and 32 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesCounty Road 7D
CrossesTrib Cuba Lake
Location3.0 MI NW of Cuba
RouteCounty Highway 0
CountyAllegany County
StateNew York
Coordinates42.25593, -78.29966
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating80 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length34 ft (10.4 m)
Longest span33 ft (10 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,069 (2016)
Projected traffic1,497 by 2036
Trucks3%
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$1.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 7D over Trib Cuba Lake built?

It was built in 1997, making it 28 years old in 2025.

What condition is County Road 7D over Trib Cuba Lake 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 August 2023.

How much traffic does County Road 7D over Trib Cuba Lake carry?

About 1,069 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is County Road 7D over Trib Cuba Lake?

The structure is 34 ft (10.4 m) long with a longest span of 33 ft (10 m) and a deck 32 ft wide.

Who owns County Road 7D over Trib Cuba Lake?

It is owned by the County Highway Agency.