US Bridges

Windom Road over Grassy Creek

Fair

Martin County, Indiana · 0.15 N of Progress Sch RD · Structure no. 5100043

Built
1972
53 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
71 ft
3 main spans
Daily traffic
63
2007 count
Owner
County
County Highway Agency

About this bridge

Windom Road over Grassy Creek is a concrete continuous slab carrying Windom Road over Grassy Creek in Martin County, Indiana. It was built in 1972, so it is 53 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 63 vehicles a day, roughly 5% of them trucks, projected to reach 76 by 2032. The structure is 71 ft (21.7 m) long and 26 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesWindom Road
CrossesGrassy Creek
Location0.15 N of Progress Sch RD
RouteCounty Highway 0
StateIndiana
Coordinates38.58073, -86.79251
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating35.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length71 ft (21.7 m)
Longest span28 ft (8.5 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic63 (2007)
Projected traffic76 by 2032
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 Windom Road over Grassy Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Windom Road over Grassy 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 November 2023.

How much traffic does Windom Road over Grassy Creek carry?

About 63 vehicles per day (2007 count), of which roughly 5% are trucks.

How long is Windom Road over Grassy Creek?

The structure is 71 ft (21.7 m) long with a longest span of 28 ft (8.5 m) and a deck 26 ft wide.

Who owns Windom Road over Grassy Creek?

It is owned by the County Highway Agency.