US Bridges

CR 300 S over Branch of Buttermilk Crk

FairPosted for load

Sullivan County, Indiana · 00.07 W of CR 600 E · Structure no. 7700127

Built
1935
90 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
29 ft
1 main span
Daily traffic
110
2011 count
Owner
County
County Highway Agency

About this bridge

CR 300 S over Branch of Buttermilk Crk is a concrete stringer/multi-beam or girder carrying CR 300 S over Branch of Buttermilk Crk in Sullivan County, Indiana. It was built in 1935, so it is 90 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 29 ft (8.8 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 300 S
CrossesBranch of Buttermilk Crk
Location00.07 W of CR 600 E
RouteCounty Highway 40
StateIndiana
Coordinates39.03883, -87.30131
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating20.9 US tons
Inventory rating18 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span26 ft (7.9 m)
Deck width23 ft (7.1 m)
Roadway width21 ft (6.4 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 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$457,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 300 S over Branch of Buttermilk Crk built?

It was built in 1935, making it 90 years old in 2025.

What condition is CR 300 S over Branch of Buttermilk Crk 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 August 2023.

How much traffic does CR 300 S over Branch of Buttermilk Crk carry?

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

How long is CR 300 S over Branch of Buttermilk Crk?

The structure is 29 ft (8.8 m) long with a longest span of 26 ft (7.9 m) and a deck 23 ft wide.

Who owns CR 300 S over Branch of Buttermilk Crk?

It is owned by the County Highway Agency.