US Bridges

North ST MR-314 over Stream Trib W Br Huron R

Good

Huron County, Ohio · 0.3 MI S of Plymouth E RD · Structure no. 3946886

Built
2009
16 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
81 ft
1 main span
Daily traffic
90
1980 count
Owner
County
County Highway Agency

About this bridge

North ST MR-314 over Stream Trib W Br Huron R is a prestressed concrete box beam or girders - multiple carrying North ST MR-314 over Stream Trib W Br Huron R 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 90 vehicles a day, roughly 4% of them trucks, projected to reach 125 by 2000. The structure is 81 ft (24.7 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNorth ST MR-314
CrossesStream Trib W Br Huron R
Location0.3 MI S of Plymouth E RD
RouteCity Street 314
StateOhio
Coordinates41.00024, -82.66051
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.5 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length81 ft (24.7 m)
Longest span79 ft (24.1 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic90 (1980)
Projected traffic125 by 2000
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 North ST MR-314 over Stream Trib W Br Huron R built?

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

What condition is North ST MR-314 over Stream Trib W Br Huron R 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 North ST MR-314 over Stream Trib W Br Huron R carry?

About 90 vehicles per day (1980 count), of which roughly 4% are trucks.

How long is North ST MR-314 over Stream Trib W Br Huron R?

The structure is 81 ft (24.7 m) long with a longest span of 79 ft (24.1 m) and a deck 24 ft wide.

Who owns North ST MR-314 over Stream Trib W Br Huron R?

It is owned by the County Highway Agency.