US Bridges

Ellis RD over Gray Branch

Fair

Darke County, Ohio · .16MI E Hitz · Structure no. 1953338

Built
1940
85 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
23 ft
1 main span
Daily traffic
797
2015 count
Owner
County
County Highway Agency

About this bridge

Ellis RD over Gray Branch is a concrete slab carrying Ellis RD over Gray Branch in Darke County, Ohio. It was built in 1940, so it is 85 years old, older than the Ohio average of 47.3 years.

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

It carries about 797 vehicles a day, roughly 8% of them trucks, projected to reach 1,106 by 2035. The structure is 23 ft (7 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesEllis RD
CrossesGray Branch
Location.16MI E Hitz
RouteCounty Highway C0073
StateOhio
Coordinates40.28189, -84.78231
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating58.5 US tons
Inventory rating35.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length23 ft (7 m)
Longest span21 ft (6.4 m)
Deck width28 ft (8.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic797 (2015)
Projected traffic1,106 by 2035
Trucks8%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Ellis RD over Gray Branch built?

It was built in 1940, making it 85 years old in 2025.

What condition is Ellis RD over Gray 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 August 2024.

How much traffic does Ellis RD over Gray Branch carry?

About 797 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Ellis RD over Gray Branch?

The structure is 23 ft (7 m) long with a longest span of 21 ft (6.4 m) and a deck 28 ft wide.

Who owns Ellis RD over Gray Branch?

It is owned by the County Highway Agency.