US Bridges

Grubbs-Rex Rd. over Maple Swamp Ditch

Good

Darke County, Ohio · .53 MI W Usr 127 · Structure no. 1931563

Built
1950
75 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
40 ft
1 main span
Daily traffic
357
2015 count
Owner
County
County Highway Agency

About this bridge

Grubbs-Rex Rd. over Maple Swamp Ditch is a steel stringer/multi-beam or girder carrying Grubbs-Rex Rd. over Maple Swamp Ditch in Darke County, Ohio. It was built in 1950, so it is 75 years old, older 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 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 357 vehicles a day, roughly 8% of them trucks, projected to reach 496 by 2035. The structure is 40 ft (12.2 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesGrubbs-Rex Rd.
CrossesMaple Swamp Ditch
Location.53 MI W Usr 127
RouteCounty Highway T0049
CountyDarke County
StateOhio
Coordinates39.9603, -84.64183
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.4 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length40 ft (12.2 m)
Longest span38 ft (11.6 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic357 (2015)
Projected traffic496 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-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 Grubbs-Rex Rd. over Maple Swamp Ditch built?

It was built in 1950, making it 75 years old in 2025.

What condition is Grubbs-Rex Rd. over Maple Swamp Ditch 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 July 2023.

How much traffic does Grubbs-Rex Rd. over Maple Swamp Ditch carry?

About 357 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Grubbs-Rex Rd. over Maple Swamp Ditch?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 24 ft wide.

Who owns Grubbs-Rex Rd. over Maple Swamp Ditch?

It is owned by the County Highway Agency.