US Bridges

Auburn Road over I-69 Nb/Sb

Good

Allen County, Indiana · 02.51 N SR 3 · Structure no. 076576

Built
2007
18 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
182 ft
2 main spans
Daily traffic
13,150
2020 count
Owner
State
State Highway Agency

About this bridge

Auburn Road over I-69 Nb/Sb is a prestressed concrete continuous tee beam carrying Auburn Road over I-69 Nb/Sb in Allen County, Indiana. It was built in 2007, so it is 18 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 13,150 vehicles a day, roughly 5% of them trucks, projected to reach 10,000 by 2033. The structure is 182 ft (55.4 m) long and 66 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesAuburn Road
CrossesI-69 Nb/Sb
Location02.51 N SR 3
RouteCity Street 0
CountyAllen County
StateIndiana
Coordinates41.14785, -85.11696
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.1 US tons
Inventory rating28.5 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length182 ft (55.4 m)
Longest span90 ft (27.4 m)
Deck width66 ft (20.2 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,150 (2020)
Projected traffic10,000 by 2033
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Auburn Road over I-69 Nb/Sb built?

It was built in 2007, making it 18 years old in 2025.

What condition is Auburn Road over I-69 Nb/Sb in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Auburn Road over I-69 Nb/Sb carry?

About 13,150 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Auburn Road over I-69 Nb/Sb?

The structure is 182 ft (55.4 m) long with a longest span of 90 ft (27.4 m) and a deck 66 ft wide.

Who owns Auburn Road over I-69 Nb/Sb?

It is owned by the State Highway Agency.