US Bridges

6th ST over Boots Creek

Fair

Grant County, Indiana · 00.22 MI W of Washington · Structure no. 2700160

Built
1940
85 years old, rebuilt 1991
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
25 ft
1 main span
Daily traffic
1,370
2021 count
Owner
County
County Highway Agency

About this bridge

6th ST over Boots Creek is a prestressed concrete box beam or girders - multiple carrying 6th ST over Boots Creek in Grant County, Indiana. It was built in 1940 and reconstructed in 1991, so it is 85 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 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 1,370 vehicles a day, roughly 8% of them trucks, projected to reach 2,090 by 2041. The structure is 25 ft (7.7 m) long and 38 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
Carries6th ST
CrossesBoots Creek
Location00.22 MI W of Washington
RouteCity Street 0
CountyGrant County
StateIndiana
Coordinates40.55603, -85.66401
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.7 US tons
Inventory rating43 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.7 m)
Longest span24 ft (7.2 m)
Deck width38 ft (11.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,370 (2021)
Projected traffic2,090 by 2041
Trucks8%
Lanes on structure2
Traffic directionOne-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 6th ST over Boots Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1991.

What condition is 6th 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 6th ST over Boots Creek carry?

About 1,370 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is 6th ST over Boots Creek?

The structure is 25 ft (7.7 m) long with a longest span of 24 ft (7.2 m) and a deck 38 ft wide.

Who owns 6th ST over Boots Creek?

It is owned by the County Highway Agency.