US Bridges

Raab Rd. over Langenderfer Ditch 0342

Fair

Lucas County, Ohio · 0.09 Mi. S. of Bancroft · Structure no. 4831284

Built
1938
87 years old
Condition
Fair
inspected October 2024
Type
Arch - Deck
Steel
Length
31 ft
2 main spans
Daily traffic
313
2015 count
Owner
County
County Highway Agency

About this bridge

Raab Rd. over Langenderfer Ditch 0342 is a steel arch - deck carrying Raab Rd. over Langenderfer Ditch 0342 in Lucas County, Ohio. It was built in 1938, so it is 87 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 313 vehicles a day, roughly 8% of them trucks, projected to reach 434 by 2035. The structure is 31 ft (9.4 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRaab Rd.
CrossesLangenderfer Ditch 0342
Location0.09 Mi. S. of Bancroft
RouteCounty Highway C0047
CountyLucas County
StateOhio
Coordinates41.65658, -83.81848
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating35.7 US tons
Inventory rating25 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckNot applicable
Main spans2
Design loadH 15
Structure length31 ft (9.4 m)
Longest span12 ft (3.7 m)
Deck width38 ft (11.5 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic313 (2015)
Projected traffic434 by 2035
Trucks8%
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 statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Raab Rd. over Langenderfer Ditch 0342 built?

It was built in 1938, making it 87 years old in 2025.

What condition is Raab Rd. over Langenderfer Ditch 0342 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 October 2024.

How much traffic does Raab Rd. over Langenderfer Ditch 0342 carry?

About 313 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Raab Rd. over Langenderfer Ditch 0342?

The structure is 31 ft (9.4 m) long with a longest span of 12 ft (3.7 m) and a deck 38 ft wide.

Who owns Raab Rd. over Langenderfer Ditch 0342?

It is owned by the County Highway Agency.