US Bridges

KY-1787 over Davis Branch

Good

Rockcastle County, Kentucky · 1.8 MI SE of JCT KY-1617 · Structure no. 102B00070N

Built
2015
10 years old
Condition
Good
inspected September 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
89 ft
1 main span
Daily traffic
135
2023 count
Owner
State
State Highway Agency

About this bridge

KY-1787 over Davis Branch is a prestressed concrete box beam or girders - multiple carrying KY-1787 over Davis Branch in Rockcastle County, Kentucky. It was built in 2015, so it is 10 years old, younger than the Kentucky average of 46.6 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 135 vehicles a day, projected to reach 135 by 2043. The structure is 89 ft (27.1 m) long and 28 ft wide.

Location

Open in Google Maps
CarriesKY-1787
CrossesDavis Branch
Location1.8 MI SE of JCT KY-1617
RouteState Highway 1787
CountyRockcastle County
StateKentucky
Coordinates37.49417, -84.25889
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating91.4 US tons
Inventory rating70.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length89 ft (27.1 m)
Longest span85 ft (25.8 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic135 (2023)
Projected traffic135 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-1787 over Davis Branch built?

It was built in 2015, making it 10 years old in 2025.

What condition is KY-1787 over Davis Branch 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 September 2022.

How much traffic does KY-1787 over Davis Branch carry?

About 135 vehicles per day (2023 count).

How long is KY-1787 over Davis Branch?

The structure is 89 ft (27.1 m) long with a longest span of 85 ft (25.8 m) and a deck 28 ft wide.

Who owns KY-1787 over Davis Branch?

It is owned by the State Highway Agency.