US Bridges

Millers Chaple Rd. over Riley Branch

FairPosted for load

Graves County, Kentucky · 1.9 MI S. of JCT Ky 58 · Structure no. 042C00247N

Built
1983
42 years old
Condition
Fair
inspected October 2024
Type
Channel Beam
Concrete
Length
31 ft
1 main span
Daily traffic
345
2010 count
Owner
County
County Highway Agency

About this bridge

Millers Chaple Rd. over Riley Branch is a concrete channel beam carrying Millers Chaple Rd. over Riley Branch in Graves County, Kentucky. It was built in 1983, so it is 42 years old, younger than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 345 vehicles a day, projected to reach 345 by 2030. The structure is 31 ft (9.5 m) long and 22 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesMillers Chaple Rd.
CrossesRiley Branch
Location1.9 MI S. of JCT Ky 58
RouteCounty Highway 1099
CountyGraves County
StateKentucky
Coordinates36.75694, -88.54139
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating29.1 US tons
Inventory rating17.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length31 ft (9.5 m)
Longest span29 ft (8.8 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic345 (2010)
Projected traffic345 by 2030
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Millers Chaple Rd. over Riley Branch built?

It was built in 1983, making it 42 years old in 2025.

What condition is Millers Chaple Rd. over Riley Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does Millers Chaple Rd. over Riley Branch carry?

About 345 vehicles per day (2010 count).

How long is Millers Chaple Rd. over Riley Branch?

The structure is 31 ft (9.5 m) long with a longest span of 29 ft (8.8 m) and a deck 22 ft wide.

Who owns Millers Chaple Rd. over Riley Branch?

It is owned by the County Highway Agency.