US Bridges

CR 100 South over Turkey Creek

FairPosted for load

LaGrange County, Indiana · 01.00 W of CR 1050E · Structure no. 4400058

Built
1980
45 years old
Condition
Fair
inspected November 2023
Type
Slab
Wood or Timber
Length
36 ft
2 main spans
Daily traffic
400
2021 count
Owner
County
County Highway Agency

About this bridge

CR 100 South over Turkey Creek is a wood or timber slab carrying CR 100 South over Turkey Creek in LaGrange County, Indiana. It was built in 1980, so it is 45 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. Its operating status is: posted for load restriction.

It carries about 400 vehicles a day, roughly 5% of them trucks, projected to reach 600 by 2041. The structure is 36 ft (10.9 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 100 South
CrossesTurkey Creek
Location01.00 W of CR 1050E
RouteCounty Highway 74
CountyLaGrange County
StateIndiana
Coordinates41.62733, -85.2439
Functional classRural 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.
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 statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
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 rating42.1 US tons
Inventory rating32.5 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadHS 20
Structure length36 ft (10.9 m)
Longest span17 ft (5.3 m)
Deck width26 ft (8 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2021)
Projected traffic600 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 CR 100 South over Turkey Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is CR 100 South over Turkey 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 CR 100 South over Turkey Creek carry?

About 400 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is CR 100 South over Turkey Creek?

The structure is 36 ft (10.9 m) long with a longest span of 17 ft (5.3 m) and a deck 26 ft wide.

Who owns CR 100 South over Turkey Creek?

It is owned by the County Highway Agency.