US Bridges

RTE 9W over Vineyard Avenue Twaalfs

Good

Ulster County, New York · 1.5 MI S JCT Rts 9W+299 · Structure no. 000000001007320

Built
2009
16 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
353 ft
2 main spans
Daily traffic
25,090
2017 count
Owner
State
State Highway Agency

About this bridge

RTE 9W over Vineyard Avenue Twaalfs is a steel continuous stringer/multi-beam or girder carrying RTE 9W over Vineyard Avenue Twaalfs in Ulster County, New York. It was built in 2009, so it is 16 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 25,090 vehicles a day, roughly 5% of them trucks, projected to reach 25,207 by 2041. The structure is 353 ft (107.6 m) long and 66 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRTE 9W
CrossesVineyard Avenue Twaalfs
Location1.5 MI S JCT Rts 9W+299
RouteU.S. Route 9W
CountyUlster County
StateNew York
Coordinates41.72105, -73.96082
Functional classUrban Other Principal Arterial

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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 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 geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating95 US tons
Inventory rating57 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length353 ft (107.6 m)
Longest span194 ft (59.2 m)
Deck width66 ft (20.1 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,090 (2017)
Projected traffic25,207 by 2041
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$20.8 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 9W over Vineyard Avenue Twaalfs built?

It was built in 2009, making it 16 years old in 2025.

What condition is RTE 9W over Vineyard Avenue Twaalfs 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 May 2023.

How much traffic does RTE 9W over Vineyard Avenue Twaalfs carry?

About 25,090 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is RTE 9W over Vineyard Avenue Twaalfs?

The structure is 353 ft (107.6 m) long with a longest span of 194 ft (59.2 m) and a deck 66 ft wide.

Who owns RTE 9W over Vineyard Avenue Twaalfs?

It is owned by the State Highway Agency.