US Bridges

County Road 18 over Little Wappingers Creek

Good

Dutchess County, New York · 4.4 MI SE of Eighmyville · Structure no. 000000003342780

Built
2006
19 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
851
2020 count
Owner
County
County Highway Agency

About this bridge

County Road 18 over Little Wappingers Creek is a prestressed concrete box beam or girders - multiple carrying County Road 18 over Little Wappingers Creek in Dutchess County, New York. It was built in 2006, so it is 19 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 851 vehicles a day, roughly 11% of them trucks, projected to reach 1,191 by 2040. The structure is 57 ft (17.4 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCounty Road 18
CrossesLittle Wappingers Creek
Location4.4 MI SE of Eighmyville
RouteCounty Highway 0
Coordinates41.89508, -73.80039
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
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating107 US tons
Inventory rating64 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length57 ft (17.4 m)
Longest span53 ft (16.2 m)
Deck width37 ft (11.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic851 (2020)
Projected traffic1,191 by 2040
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 18 over Little Wappingers Creek built?

It was built in 2006, making it 19 years old in 2025.

What condition is County Road 18 over Little Wappingers 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 May 2023.

How much traffic does County Road 18 over Little Wappingers Creek carry?

About 851 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is County Road 18 over Little Wappingers Creek?

The structure is 57 ft (17.4 m) long with a longest span of 53 ft (16.2 m) and a deck 37 ft wide.

Who owns County Road 18 over Little Wappingers Creek?

It is owned by the County Highway Agency.