US Bridges

SR 15 over Bear Grass Creek

Good

Wabash County, Indiana · 02.08 N SR 16 · Structure no. 003990

Built
1937
88 years old
Condition
Good
inspected June 2023
Type
Arch - Deck
Concrete
Length
55 ft
1 main span
Daily traffic
4,138
2019 count
Owner
State
State Highway Agency

About this bridge

SR 15 over Bear Grass Creek is a concrete arch - deck carrying SR 15 over Bear Grass Creek in Wabash County, Indiana. It was built in 1937, so it is 88 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,138 vehicles a day, roughly 17% of them trucks, projected to reach 5,711 by 2030. The structure is 55 ft (16.7 m) long and 34 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR 15
CrossesBear Grass Creek
Location02.08 N SR 16
RouteState Highway 15
StateIndiana
Coordinates40.9435, -85.89094
Functional classRural 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
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.5 US tons
Inventory rating29.1 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length55 ft (16.7 m)
Longest span40 ft (12.1 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,138 (2019)
Projected traffic5,711 by 2030
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 15 over Bear Grass Creek built?

It was built in 1937, making it 88 years old in 2025.

What condition is SR 15 over Bear Grass Creek 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 June 2023.

How much traffic does SR 15 over Bear Grass Creek carry?

About 4,138 vehicles per day (2019 count), of which roughly 17% are trucks.

How long is SR 15 over Bear Grass Creek?

The structure is 55 ft (16.7 m) long with a longest span of 40 ft (12.1 m) and a deck 34 ft wide.

Who owns SR 15 over Bear Grass Creek?

It is owned by the State Highway Agency.