US Bridges

Lawrence RD over Coleman Lat

Good

Darke County, Ohio · 1 MI E Oh-In State Line · Structure no. 1954040

Built
2005
20 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
48 ft
1 main span
Daily traffic
351
2015 count
Owner
County
County Highway Agency

About this bridge

Lawrence RD over Coleman Lat is a prestressed concrete box beam or girders - multiple carrying Lawrence RD over Coleman Lat in Darke County, Ohio. It was built in 2005, so it is 20 years old, younger than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 351 vehicles a day, roughly 7% of them trucks, projected to reach 487 by 2035. The structure is 48 ft (14.6 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesLawrence RD
CrossesColeman Lat
Location1 MI E Oh-In State Line
RouteCounty Highway T0317
StateOhio
Coordinates40.29391, -84.78508
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
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 alignment8: Equal to present desirable criteria
Operating rating84.7 US tons
Inventory rating50.7 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20 + Mod
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic351 (2015)
Projected traffic487 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Lawrence RD over Coleman Lat built?

It was built in 2005, making it 20 years old in 2025.

What condition is Lawrence RD over Coleman Lat 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 August 2023.

How much traffic does Lawrence RD over Coleman Lat carry?

About 351 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Lawrence RD over Coleman Lat?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 24 ft wide.

Who owns Lawrence RD over Coleman Lat?

It is owned by the County Highway Agency.