US Bridges

SR-49 over Sherman Ditch

Good

Mercer County, Ohio · .63 MI N. JCT.SR-29 · Structure no. 5400856

Built
2007
18 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
1,327
2015 count
Owner
State
State Highway Agency

About this bridge

SR-49 over Sherman Ditch is a prestressed concrete box beam or girders - multiple carrying SR-49 over Sherman Ditch in Mercer County, Ohio. It was built in 2007, so it is 18 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 1,327 vehicles a day, roughly 26% of them trucks, projected to reach 1,842 by 2035. The structure is 69 ft (21 m) long and 36 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

Location

Open in Google Maps
CarriesSR-49
CrossesSherman Ditch
Location.63 MI N. JCT.SR-29
RouteState Highway 49
CountyMercer County
StateOhio
Coordinates40.55482, -84.78454
Functional classRural Major Collector

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.6 US tons
Inventory rating39.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length69 ft (21 m)
Longest span65 ft (19.7 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,327 (2015)
Projected traffic1,842 by 2035
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR-49 over Sherman Ditch built?

It was built in 2007, making it 18 years old in 2025.

What condition is SR-49 over Sherman 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 August 2024.

How much traffic does SR-49 over Sherman Ditch carry?

About 1,327 vehicles per day (2015 count), of which roughly 26% are trucks.

How long is SR-49 over Sherman Ditch?

The structure is 69 ft (21 m) long with a longest span of 65 ft (19.7 m) and a deck 36 ft wide.

Who owns SR-49 over Sherman Ditch?

It is owned by the State Highway Agency.