US Bridges

Old Main Road over Conneaut Creek

PoorPosted for load

Ashtabula County, Ohio · 0.5 MI W. of JCT SR20 · Structure no. 0461253

Built
1909
116 years old, rebuilt 1991
Condition
Poor
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
141 ft
2 main spans
Daily traffic
600
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old Main Road over Conneaut Creek is a prestressed concrete box beam or girders - multiple carrying Old Main Road over Conneaut Creek in Ashtabula County, Ohio. It was built in 1909 and reconstructed in 1991, so it is 116 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 600 vehicles a day, roughly 5% of them trucks, projected to reach 833 by 2040. The structure is 141 ft (43 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOld Main Road
CrossesConneaut Creek
Location0.5 MI W. of JCT SR20
RouteCity Street 365
StateOhio
Coordinates41.9436, -80.55067
Functional classUrban Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating21.8 US tons
Inventory rating12.9 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20 + Mod
Structure length141 ft (43 m)
Longest span71 ft (21.6 m)
Deck width29 ft (8.8 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2020)
Projected traffic833 by 2040
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$287,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Main Road over Conneaut Creek built?

It was built in 1909, making it 116 years old in 2025. It was reconstructed in 1991.

What condition is Old Main Road over Conneaut Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2024.

How much traffic does Old Main Road over Conneaut Creek carry?

About 600 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Old Main Road over Conneaut Creek?

The structure is 141 ft (43 m) long with a longest span of 71 ft (21.6 m) and a deck 29 ft wide.

Who owns Old Main Road over Conneaut Creek?

It is owned by the City or Municipal Highway Agency.