US Bridges

SR 39 over Small Reynolds Ditch

Fair

Boone County, Indiana · 01.22 N SR 32 · Structure no. 013315

Built
1992
33 years old, rebuilt 2016
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
72 ft
3 main spans
Daily traffic
7,110
2014 count
Owner
State
State Highway Agency

About this bridge

SR 39 over Small Reynolds Ditch is a concrete continuous slab carrying SR 39 over Small Reynolds Ditch in Boone County, Indiana. It was built in 1992 and reconstructed in 2016, so it is 33 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 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 7,110 vehicles a day, roughly 2% of them trucks, projected to reach 8,780 by 2034. The structure is 72 ft (21.9 m) long and 80 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesSR 39
CrossesSmall Reynolds Ditch
Location01.22 N SR 32
RouteState Highway 39
CountyBoone County
StateIndiana
Coordinates40.06504, -86.47255
Functional classUrban 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
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length72 ft (21.9 m)
Longest span28 ft (8.5 m)
Deck width80 ft (24.3 m)
Roadway width67 ft (20.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,110 (2014)
Projected traffic8,780 by 2034
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 39 over Small Reynolds Ditch built?

It was built in 1992, making it 33 years old in 2025. It was reconstructed in 2016.

What condition is SR 39 over Small Reynolds Ditch 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 March 2023.

How much traffic does SR 39 over Small Reynolds Ditch carry?

About 7,110 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is SR 39 over Small Reynolds Ditch?

The structure is 72 ft (21.9 m) long with a longest span of 28 ft (8.5 m) and a deck 80 ft wide.

Who owns SR 39 over Small Reynolds Ditch?

It is owned by the State Highway Agency.