US Bridges

CR 300N over Little Blue River

FairPosted for load

Henry County, Indiana · 00.10 W of Messick RD · Structure no. 3300052

Built
1994
31 years old
Condition
Fair
inspected August 2023
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
24 ft
1 main span
Daily traffic
521
2021 count
Owner
County
County Highway Agency

About this bridge

CR 300N over Little Blue River is a aluminum, wrought iron, or cast iron culvert carrying CR 300N over Little Blue River in Henry County, Indiana. It was built in 1994, so it is 31 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. Its operating status is: posted for load restriction.

It carries about 521 vehicles a day, roughly 6% of them trucks, projected to reach 781 by 2041. The structure is 24 ft (7.4 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 300N
CrossesLittle Blue River
Location00.10 W of Messick RD
RouteCounty Highway 52
CountyHenry County
StateIndiana
Coordinates39.97509, -85.30375
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 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 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating24.7 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadUnknown
Structure length24 ft (7.4 m)
Longest span24 ft (7.4 m)
Deck width21 ft (6.3 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic521 (2021)
Projected traffic781 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$450,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 300N over Little Blue River built?

It was built in 1994, making it 31 years old in 2025.

What condition is CR 300N over Little Blue River 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 300N over Little Blue River carry?

About 521 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is CR 300N over Little Blue River?

The structure is 24 ft (7.4 m) long with a longest span of 24 ft (7.4 m) and a deck 21 ft wide.

Who owns CR 300N over Little Blue River?

It is owned by the County Highway Agency.