US Bridges

Frankfort Ave over Sugar Creek

Fair

Boone County, Indiana · 00.40 N of CR 800 N · Structure no. 0600018

Built
1987
38 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
249 ft
3 main spans
Daily traffic
550
2017 count
Owner
County
County Highway Agency

About this bridge

Frankfort Ave over Sugar Creek is a prestressed concrete continuous box beam or girders - single or spread carrying Frankfort Ave over Sugar Creek in Boone County, Indiana. It was built in 1987, so it is 38 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 550 vehicles a day, roughly 5% of them trucks, projected to reach 840 by 2037. The structure is 249 ft (75.9 m) long and 30 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesFrankfort Ave
CrossesSugar Creek
Location00.40 N of CR 800 N
RouteCounty Highway 0
CountyBoone County
StateIndiana
Coordinates40.14894, -86.56339
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length249 ft (75.9 m)
Longest span83 ft (25.2 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2017)
Projected traffic840 by 2037
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$567,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Frankfort Ave over Sugar Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Frankfort Ave over Sugar 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 September 2023.

How much traffic does Frankfort Ave over Sugar Creek carry?

About 550 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Frankfort Ave over Sugar Creek?

The structure is 249 ft (75.9 m) long with a longest span of 83 ft (25.2 m) and a deck 30 ft wide.

Who owns Frankfort Ave over Sugar Creek?

It is owned by the County Highway Agency.