US Bridges

N Elm Tree RD over Mosquito Creek

Good

Champaign County, Ohio · .3 MI N of Sargents RD · Structure no. 1130161

Built
1948
77 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
110 ft
3 main spans
Daily traffic
130
2015 count
Owner
County
County Highway Agency

About this bridge

N Elm Tree RD over Mosquito Creek is a steel continuous stringer/multi-beam or girder carrying N Elm Tree RD over Mosquito Creek in Champaign County, Ohio. It was built in 1948, so it is 77 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 130 vehicles a day, roughly 8% of them trucks, projected to reach 180 by 2035. The structure is 110 ft (33.5 m) long and 27 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesN Elm Tree RD
CrossesMosquito Creek
Location.3 MI N of Sargents RD
RouteCounty Highway C0021
StateOhio
Coordinates40.221, -84.01263
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.6 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length110 ft (33.5 m)
Longest span104 ft (31.7 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2015)
Projected traffic180 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 N Elm Tree RD over Mosquito Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is N Elm Tree RD over Mosquito Creek 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 N Elm Tree RD over Mosquito Creek carry?

About 130 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is N Elm Tree RD over Mosquito Creek?

The structure is 110 ft (33.5 m) long with a longest span of 104 ft (31.7 m) and a deck 27 ft wide.

Who owns N Elm Tree RD over Mosquito Creek?

It is owned by the County Highway Agency.