US Bridges

Dublin-Granville over Blacklick CR (dublin-Gra

Fair

Franklin County, Ohio · 1.29 MI E of SR605 · Structure no. 2536110

Built
1971
54 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
139 ft
3 main spans
Daily traffic
2,357
2015 count
Owner
County
County Highway Agency

About this bridge

Dublin-Granville over Blacklick CR (dublin-Gra is a steel continuous stringer/multi-beam or girder carrying Dublin-Granville over Blacklick CR (dublin-Gra in Franklin County, Ohio. It was built in 1971, so it is 54 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 2,357 vehicles a day, roughly 6% of them trucks, projected to reach 3,272 by 2035. The structure is 139 ft (42.4 m) long and 44 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesDublin-Granville
CrossesBlacklick CR (dublin-Gra
Location1.29 MI E of SR605
RouteCounty Highway C0546
CountyFranklin County
StateOhio
Coordinates40.07989, -82.78431
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.3 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length139 ft (42.4 m)
Longest span50 ft (15.2 m)
Deck width44 ft (13.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,357 (2015)
Projected traffic3,272 by 2035
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Dublin-Granville over Blacklick CR (dublin-Gra built?

It was built in 1971, making it 54 years old in 2025.

What condition is Dublin-Granville over Blacklick CR (dublin-Gra 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 November 2024.

How much traffic does Dublin-Granville over Blacklick CR (dublin-Gra carry?

About 2,357 vehicles per day (2015 count), of which roughly 6% are trucks.

How long is Dublin-Granville over Blacklick CR (dublin-Gra?

The structure is 139 ft (42.4 m) long with a longest span of 50 ft (15.2 m) and a deck 44 ft wide.

Who owns Dublin-Granville over Blacklick CR (dublin-Gra?

It is owned by the County Highway Agency.