US Bridges

9th ST over Boots Creek

Fair

Grant County, Indiana · 00.58 MI E of SR 9 · Structure no. 2700172

Built
1976
49 years old
Condition
Fair
inspected October 2023
Type
Slab
Prestressed Concrete
Length
22 ft
1 main span
Daily traffic
1,630
2021 count
Owner
County
County Highway Agency

About this bridge

9th ST over Boots Creek is a prestressed concrete slab carrying 9th ST over Boots Creek in Grant County, Indiana. It was built in 1976, so it is 49 years old, older 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 5 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 1,630 vehicles a day, roughly 10% of them trucks, projected to reach 2,350 by 2041. The structure is 22 ft (6.7 m) long and 40 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
Carries9th ST
CrossesBoots Creek
Location00.58 MI E of SR 9
RouteCity Street 0
CountyGrant County
StateIndiana
Coordinates40.5528, -85.66465
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating46.6 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span21 ft (6.4 m)
Deck width40 ft (12.2 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,630 (2021)
Projected traffic2,350 by 2041
Trucks10%
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 9th ST over Boots Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is 9th ST over Boots 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 October 2023.

How much traffic does 9th ST over Boots Creek carry?

About 1,630 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is 9th ST over Boots Creek?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.4 m) and a deck 40 ft wide.

Who owns 9th ST over Boots Creek?

It is owned by the County Highway Agency.