US Bridges

County Road 12 over Kortright Creek

Good

Delaware County, New York · 0.3MI NE JCT CO RD 10 & C · Structure no. 000000003352890

Built
2009
16 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
407
2016 count
Owner
County
County Highway Agency

About this bridge

County Road 12 over Kortright Creek is a prestressed concrete box beam or girders - multiple carrying County Road 12 over Kortright Creek in Delaware 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 407 vehicles a day, roughly 8% of them trucks, projected to reach 570 by 2036. The structure is 41 ft (12.5 m) long and 29 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

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CarriesCounty Road 12
CrossesKortright Creek
Location0.3MI NE JCT CO RD 10 & C
RouteCounty Highway 0
CountyDelaware County
StateNew York
Coordinates42.42415, -74.88118
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating31.1 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length41 ft (12.5 m)
Longest span40 ft (12.2 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic407 (2016)
Projected traffic570 by 2036
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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$591,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 12 over Kortright Creek built?

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

What condition is County Road 12 over Kortright 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 October 2023.

How much traffic does County Road 12 over Kortright Creek carry?

About 407 vehicles per day (2016 count), of which roughly 8% are trucks.

How long is County Road 12 over Kortright Creek?

The structure is 41 ft (12.5 m) long with a longest span of 40 ft (12.2 m) and a deck 29 ft wide.

Who owns County Road 12 over Kortright Creek?

It is owned by the County Highway Agency.