US Bridges

SR 306 over Silver Crk 0.48 Mi. N 87

Fair

Geauga County, Ohio · 2550 Ft N Kinsman Road · Structure no. 2801264

Built
1940
85 years old, rebuilt 1990
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
7,324
2015 count
Owner
State
State Highway Agency

About this bridge

SR 306 over Silver Crk 0.48 Mi. N 87 is a prestressed concrete box beam or girders - multiple carrying SR 306 over Silver Crk 0.48 Mi. N 87 in Geauga County, Ohio. It was built in 1940 and reconstructed in 1990, so it is 85 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 7,324 vehicles a day, roughly 5% of them trucks, projected to reach 10,166 by 2035. The structure is 51 ft (15.6 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 306
CrossesSilver Crk 0.48 Mi. N 87
Location2550 Ft N Kinsman Road
RouteState Highway 306
StateOhio
Coordinates41.46961, -81.34001
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length51 ft (15.6 m)
Longest span47 ft (14.3 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,324 (2015)
Projected traffic10,166 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 306 over Silver Crk 0.48 Mi. N 87 built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1990.

What condition is SR 306 over Silver Crk 0.48 Mi. N 87 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does SR 306 over Silver Crk 0.48 Mi. N 87 carry?

About 7,324 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is SR 306 over Silver Crk 0.48 Mi. N 87?

The structure is 51 ft (15.6 m) long with a longest span of 47 ft (14.3 m) and a deck 36 ft wide.

Who owns SR 306 over Silver Crk 0.48 Mi. N 87?

It is owned by the State Highway Agency.