US Bridges

CR 80N over Black Creek

Fair

Montgomery County, Indiana · 00.10 E of CR 300 W · Structure no. 5400077

Built
1998
27 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
107 ft
3 main spans
Daily traffic
200
2024 count
Owner
County
County Highway Agency

About this bridge

CR 80N over Black Creek is a concrete continuous slab carrying CR 80N over Black Creek in Montgomery County, Indiana. It was built in 1998, so it is 27 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 6 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 200 vehicles a day, roughly 6% of them trucks, projected to reach 275 by 2042. The structure is 107 ft (32.6 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 80N
CrossesBlack Creek
Location00.10 E of CR 300 W
RouteCounty Highway 50
StateIndiana
Coordinates40.05149, -86.9597
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80.6 US tons
Inventory rating48.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length107 ft (32.6 m)
Longest span41 ft (12.4 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2024)
Projected traffic275 by 2042
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 80N over Black Creek built?

It was built in 1998, making it 27 years old in 2025.

What condition is CR 80N over Black 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 80N over Black Creek carry?

About 200 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is CR 80N over Black Creek?

The structure is 107 ft (32.6 m) long with a longest span of 41 ft (12.4 m) and a deck 29 ft wide.

Who owns CR 80N over Black Creek?

It is owned by the County Highway Agency.