US Bridges

Walnut Street over Grant Creek

Fair

Wabash County, Indiana · 00.10 N of Logan Street · Structure no. 8500700

Built
1991
34 years old, rebuilt 2020
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
500
2022 count
Owner
County
County Highway Agency

About this bridge

Walnut Street over Grant Creek is a prestressed concrete box beam or girders - multiple carrying Walnut Street over Grant Creek in Wabash County, Indiana. It was built in 1991 and reconstructed in 2020, so it is 34 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 500 vehicles a day, roughly 5% of them trucks, projected to reach 625 by 2042. The structure is 54 ft (16.4 m) long and 28 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesWalnut Street
CrossesGrant Creek
Location00.10 N of Logan Street
RouteCity Street 0
StateIndiana
Coordinates40.67245, -85.72223
Functional classUrban 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
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 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 rating70 US tons
Inventory rating53.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length54 ft (16.4 m)
Longest span51 ft (15.6 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2022)
Projected traffic625 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Walnut Street over Grant Creek built?

It was built in 1991, making it 34 years old in 2025. It was reconstructed in 2020.

What condition is Walnut Street over Grant Creek 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 Walnut Street over Grant Creek carry?

About 500 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Walnut Street over Grant Creek?

The structure is 54 ft (16.4 m) long with a longest span of 51 ft (15.6 m) and a deck 28 ft wide.

Who owns Walnut Street over Grant Creek?

It is owned by the County Highway Agency.