US Bridges

CR 1175 East over Br of Big Turkey Lake

FairPosted for load

LaGrange County, Indiana · 00.01 MI SE of CR 1185E · Structure no. 4400028

Built
1974
51 years old
Condition
Fair
inspected November 2023
Type
Slab
Wood or Timber
Length
26 ft
1 main span
Daily traffic
2,250
2021 count
Owner
County
County Highway Agency

About this bridge

CR 1175 East over Br of Big Turkey Lake is a wood or timber slab carrying CR 1175 East over Br of Big Turkey Lake in LaGrange County, Indiana. It was built in 1974, so it is 51 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 5 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 2,250 vehicles a day, roughly 6% of them trucks, projected to reach 3,450 by 2041. The structure is 26 ft (7.9 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 1175 East
CrossesBr of Big Turkey Lake
Location00.01 MI SE of CR 1185E
RouteCounty Highway 93
CountyLaGrange County
StateIndiana
Coordinates41.58775, -85.20023
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width27 ft (8.3 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,250 (2021)
Projected traffic3,450 by 2041
Trucks6%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$700,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 1175 East over Br of Big Turkey Lake built?

It was built in 1974, making it 51 years old in 2025.

What condition is CR 1175 East over Br of Big Turkey Lake 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 1175 East over Br of Big Turkey Lake carry?

About 2,250 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is CR 1175 East over Br of Big Turkey Lake?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 27 ft wide.

Who owns CR 1175 East over Br of Big Turkey Lake?

It is owned by the County Highway Agency.