US Bridges

Napoleon Rd. over Ottawa River Napolean RD

FairPosted for load

Allen County, Ohio · 0.36 MI SE of Sandusky · Structure no. 0238880

Built
1960
65 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
148 ft
3 main spans
Daily traffic
1,088
2015 count
Owner
County
County Highway Agency

About this bridge

Napoleon Rd. over Ottawa River Napolean RD is a steel continuous stringer/multi-beam or girder carrying Napoleon Rd. over Ottawa River Napolean RD in Allen County, Ohio. It was built in 1960, so it is 65 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,088 vehicles a day, roughly 3% of them trucks, projected to reach 1,510 by 2035. The structure is 148 ft (45 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesNapoleon Rd.
CrossesOttawa River Napolean RD
Location0.36 MI SE of Sandusky
RouteCounty Highway C0222
CountyAllen County
StateOhio
Coordinates40.77871, -83.9678
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.9 US tons
Inventory rating16.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length148 ft (45 m)
Longest span55 ft (16.8 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,088 (2015)
Projected traffic1,510 by 2035
Trucks3%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$440,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Napoleon Rd. over Ottawa River Napolean RD built?

It was built in 1960, making it 65 years old in 2025.

What condition is Napoleon Rd. over Ottawa River Napolean RD 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 September 2024.

How much traffic does Napoleon Rd. over Ottawa River Napolean RD carry?

About 1,088 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is Napoleon Rd. over Ottawa River Napolean RD?

The structure is 148 ft (45 m) long with a longest span of 55 ft (16.8 m) and a deck 29 ft wide.

Who owns Napoleon Rd. over Ottawa River Napolean RD?

It is owned by the County Highway Agency.