US Bridges

SR 55 over Upper Sugar Creek

Good

Benton County, Indiana · 05.06 N SR 18 · Structure no. 019760

Built
1996
29 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
830
2021 count
Owner
State
State Highway Agency

About this bridge

SR 55 over Upper Sugar Creek is a prestressed concrete stringer/multi-beam or girder carrying SR 55 over Upper Sugar Creek in Benton County, Indiana. It was built in 1996, so it is 29 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 830 vehicles a day, roughly 12% of them trucks, projected to reach 900 by 2031. The structure is 58 ft (17.6 m) long and 36 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesSR 55
CrossesUpper Sugar Creek
Location05.06 N SR 18
RouteState Highway 55
StateIndiana
Coordinates40.69078, -87.32436
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.9 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length58 ft (17.6 m)
Longest span56 ft (17 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic830 (2021)
Projected traffic900 by 2031
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 55 over Upper Sugar Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is SR 55 over Upper Sugar Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does SR 55 over Upper Sugar Creek carry?

About 830 vehicles per day (2021 count), of which roughly 12% are trucks.

How long is SR 55 over Upper Sugar Creek?

The structure is 58 ft (17.6 m) long with a longest span of 56 ft (17 m) and a deck 36 ft wide.

Who owns SR 55 over Upper Sugar Creek?

It is owned by the State Highway Agency.