US Bridges

CR 750 N over Sulphur Creek

FairPosted for load

Sullivan County, Indiana · 00.43 E of CR 725 E · Structure no. 7700268

Built
1923
102 years old
Condition
Fair
inspected July 2023
Type
Girder and Floorbeam System
Concrete
Length
35 ft
1 main span
Daily traffic
110
2011 count
Owner
County
County Highway Agency

About this bridge

CR 750 N over Sulphur Creek is a concrete girder and floorbeam system carrying CR 750 N over Sulphur Creek in Sullivan County, Indiana. It was built in 1923, so it is 102 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 110 vehicles a day, roughly 2% of them trucks, projected to reach 130 by 2031. The structure is 35 ft (10.6 m) long and 23 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesCR 750 N
CrossesSulphur Creek
Location00.43 E of CR 725 E
RouteCounty Highway 298
CountySullivan County
StateIndiana
Coordinates39.1936, -87.26562
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating20.9 US tons
Inventory rating18 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length35 ft (10.6 m)
Longest span30 ft (9.1 m)
Deck width23 ft (7.1 m)
Roadway width19 ft (5.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2011)
Projected traffic130 by 2031
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 750 N over Sulphur Creek built?

It was built in 1923, making it 102 years old in 2025.

What condition is CR 750 N over Sulphur 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 July 2023.

How much traffic does CR 750 N over Sulphur Creek carry?

About 110 vehicles per day (2011 count), of which roughly 2% are trucks.

How long is CR 750 N over Sulphur Creek?

The structure is 35 ft (10.6 m) long with a longest span of 30 ft (9.1 m) and a deck 23 ft wide.

Who owns CR 750 N over Sulphur Creek?

It is owned by the County Highway Agency.