US Bridges

Rupp Drive over Natural Drain

Fair

Allen County, Indiana · 00.05 N of SR 930 · Structure no. 0200352

Built
1980
45 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
22 ft
1 main span
Daily traffic
260
2018 count
Owner
County
County Highway Agency

About this bridge

Rupp Drive over Natural Drain is a concrete slab carrying Rupp Drive over Natural Drain in Allen County, Indiana. It was built in 1980, so it is 45 years old, younger than the Indiana average of 46.6 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 260 vehicles a day, roughly 1% of them trucks, projected to reach 389 by 2038. The structure is 22 ft (6.7 m) long and 29 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesRupp Drive
CrossesNatural Drain
Location00.05 N of SR 930
RouteCity Street 0
CountyAllen County
StateIndiana
Coordinates41.1106, -85.10079
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span21 ft (6.5 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2018)
Projected traffic389 by 2038
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rupp Drive over Natural Drain built?

It was built in 1980, making it 45 years old in 2025.

What condition is Rupp Drive over Natural Drain 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 May 2024.

How much traffic does Rupp Drive over Natural Drain carry?

About 260 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is Rupp Drive over Natural Drain?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.5 m) and a deck 29 ft wide.

Who owns Rupp Drive over Natural Drain?

It is owned by the County Highway Agency.