US Bridges

ST Joe RD over Tiernan Drain

Fair

Allen County, Indiana · 00.25 S Flutter Road · Structure no. 0200105

Built
1996
29 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
81 ft
3 main spans
Daily traffic
11,375
2016 count
Owner
County
County Highway Agency

About this bridge

ST Joe RD over Tiernan Drain is a concrete continuous slab carrying ST Joe RD over Tiernan Drain in Allen County, Indiana. It was built in 1996, so it is 29 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 11,375 vehicles a day, roughly 15% of them trucks, projected to reach 19,750 by 2036. The structure is 81 ft (24.6 m) long and 89 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesST Joe RD
CrossesTiernan Drain
Location00.25 S Flutter Road
RouteCounty Highway 65
CountyAllen County
StateIndiana
Coordinates41.16428, -85.0641
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
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 geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.5 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length81 ft (24.6 m)
Longest span32 ft (9.7 m)
Deck width89 ft (27.2 m)
Roadway width70 ft (21.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,375 (2016)
Projected traffic19,750 by 2036
Trucks15%
Lanes on structure4
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was ST Joe RD over Tiernan Drain built?

It was built in 1996, making it 29 years old in 2025.

What condition is ST Joe RD over Tiernan 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 ST Joe RD over Tiernan Drain carry?

About 11,375 vehicles per day (2016 count), of which roughly 15% are trucks.

How long is ST Joe RD over Tiernan Drain?

The structure is 81 ft (24.6 m) long with a longest span of 32 ft (9.7 m) and a deck 89 ft wide.

Who owns ST Joe RD over Tiernan Drain?

It is owned by the County Highway Agency.