US Bridges

Cadwallader-Sonk over Over SR 11

Good

Trumbull County, Ohio · 1.66 MI S of SR 305 · Structure no. 7808127

Built
1973
52 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
195 ft
2 main spans
Daily traffic
875
2018 count
Owner
State
State Highway Agency

About this bridge

Cadwallader-Sonk over Over SR 11 is a steel continuous stringer/multi-beam or girder carrying Cadwallader-Sonk over Over SR 11 in Trumbull County, Ohio. It was built in 1973, so it is 52 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 875 vehicles a day, roughly 5% of them trucks, projected to reach 18,388 by 2038. The structure is 195 ft (59.4 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesCadwallader-Sonk
CrossesOver SR 11
Location1.66 MI S of SR 305
RouteCity Street 196
CountyTrumbull County
StateOhio
Coordinates41.28711, -80.70445
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.3 US tons
Inventory rating60.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length195 ft (59.4 m)
Longest span95 ft (29 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic875 (2018)
Projected traffic18,388 by 2038
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cadwallader-Sonk over Over SR 11 built?

It was built in 1973, making it 52 years old in 2025.

What condition is Cadwallader-Sonk over Over SR 11 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 October 2024.

How much traffic does Cadwallader-Sonk over Over SR 11 carry?

About 875 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Cadwallader-Sonk over Over SR 11?

The structure is 195 ft (59.4 m) long with a longest span of 95 ft (29 m) and a deck 38 ft wide.

Who owns Cadwallader-Sonk over Over SR 11?

It is owned by the State Highway Agency.