US Bridges

CR 450N over Branch of Coal Creek

Fair

Montgomery County, Indiana · 00.70 W of SR 25 · Structure no. 5400083

Built
1986
39 years old
Condition
Fair
inspected April 2024
Type
Culvert
Steel
Length
21 ft
2 main spans
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

CR 450N over Branch of Coal Creek is a steel culvert carrying CR 450N over Branch of Coal Creek in Montgomery County, Indiana. It was built in 1986, so it is 39 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.

It carries about 100 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2044. The structure is 21 ft (6.4 m) long and 66 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCR 450N
CrossesBranch of Coal Creek
Location00.70 W of SR 25
RouteCounty Highway 218
CountyMontgomery County
StateIndiana
Coordinates40.10442, -87.08419
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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.9 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span9 ft (2.6 m)
Deck width66 ft (20.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic150 by 2044
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 450N over Branch of Coal Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is CR 450N over Branch of Coal 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 April 2024.

How much traffic does CR 450N over Branch of Coal Creek carry?

About 100 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is CR 450N over Branch of Coal Creek?

The structure is 21 ft (6.4 m) long with a longest span of 9 ft (2.6 m) and a deck 66 ft wide.

Who owns CR 450N over Branch of Coal Creek?

It is owned by the County Highway Agency.