US Bridges

Grnwch Mln Tl 51 over Grnwch Mln Tl CO D1 259

Good

Huron County, Ohio · 0.4 MI S of Zenobia RD · Structure no. 3938182

Built
2009
16 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
979
2015 count
Owner
County
County Highway Agency

About this bridge

Grnwch Mln Tl 51 over Grnwch Mln Tl CO D1 259 is a prestressed concrete box beam or girders - multiple carrying Grnwch Mln Tl 51 over Grnwch Mln Tl CO D1 259 in Huron County, Ohio. It was built in 2009, so it is 16 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 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 979 vehicles a day, roughly 7% of them trucks, projected to reach 1,359 by 2035. The structure is 47 ft (14.3 m) long and 32 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesGrnwch Mln Tl 51
CrossesGrnwch Mln Tl CO D1 259
Location0.4 MI S of Zenobia RD
RouteCounty Highway CO051
StateOhio
Coordinates41.19978, -82.5398
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.
Superstructure7 GoodSome minor problems.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length47 ft (14.3 m)
Longest span45 ft (13.7 m)
Deck width32 ft (9.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic979 (2015)
Projected traffic1,359 by 2035
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 Grnwch Mln Tl 51 over Grnwch Mln Tl CO D1 259 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Grnwch Mln Tl 51 over Grnwch Mln Tl CO D1 259 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 November 2024.

How much traffic does Grnwch Mln Tl 51 over Grnwch Mln Tl CO D1 259 carry?

About 979 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Grnwch Mln Tl 51 over Grnwch Mln Tl CO D1 259?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.7 m) and a deck 32 ft wide.

Who owns Grnwch Mln Tl 51 over Grnwch Mln Tl CO D1 259?

It is owned by the County Highway Agency.