US Bridges

Etna Street over Mason Run

Good

Franklin County, Ohio · 300 W of Robinwood Ave · Structure no. 2567680

Built
2021
4 years old
Condition
Good
inspected April 2024
Type
Slab
Concrete
Length
35 ft
1 main span
Daily traffic
500
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Etna Street over Mason Run is a concrete slab carrying Etna Street over Mason Run in Franklin County, Ohio. It was built in 2021, so it is 4 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 500 vehicles a day, roughly 1% of them trucks, projected to reach 600 by 2041. The structure is 35 ft (10.6 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEtna Street
CrossesMason Run
Location300 W of Robinwood Ave
RouteCity Street 3948
StateOhio
Coordinates39.96419, -82.89796
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 protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length35 ft (10.6 m)
Longest span33 ft (10.1 m)
Deck width37 ft (11.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2021)
Projected traffic600 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Etna Street over Mason Run built?

It was built in 2021, making it 4 years old in 2025.

What condition is Etna Street over Mason Run 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 April 2024.

How much traffic does Etna Street over Mason Run carry?

About 500 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Etna Street over Mason Run?

The structure is 35 ft (10.6 m) long with a longest span of 33 ft (10.1 m) and a deck 37 ft wide.

Who owns Etna Street over Mason Run?

It is owned by the City or Municipal Highway Agency.