US Bridges

SR 236 over Sly Fork

Fair

Madison County, Indiana · 03.03 E SR 9 · Structure no. 029880

Built
1987
38 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
104 ft
3 main spans
Daily traffic
5,008
2021 count
Owner
State
State Highway Agency

About this bridge

SR 236 over Sly Fork is a concrete continuous slab carrying SR 236 over Sly Fork in Madison County, Indiana. It was built in 1987, so it is 38 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 5,008 vehicles a day, roughly 2% of them trucks, projected to reach 13,500 by 2030. The structure is 104 ft (31.6 m) long and 47 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 236
CrossesSly Fork
Location03.03 E SR 9
RouteState Highway 236
CountyMadison County
StateIndiana
Coordinates40.06234, -85.59551
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Last inspectionNovember 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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating36.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length104 ft (31.6 m)
Longest span41 ft (12.4 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,008 (2021)
Projected traffic13,500 by 2030
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 236 over Sly Fork built?

It was built in 1987, making it 38 years old in 2025.

What condition is SR 236 over Sly Fork 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 2024.

How much traffic does SR 236 over Sly Fork carry?

About 5,008 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is SR 236 over Sly Fork?

The structure is 104 ft (31.6 m) long with a longest span of 41 ft (12.4 m) and a deck 47 ft wide.

Who owns SR 236 over Sly Fork?

It is owned by the State Highway Agency.