US Bridges

SBI-163 over Sugar Creek

PoorPosted for load

Crawford County, Illinois · .25 MI NE Palestine · Structure no. 017002100000000

Built
1937
88 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
176 ft
3 main spans
Daily traffic
20
2020 count
Owner
State
State Highway Agency

About this bridge

SBI-163 over Sugar Creek is a steel continuous stringer/multi-beam or girder carrying SBI-163 over Sugar Creek in Crawford County, Illinois. It was built in 1937, so it is 88 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, roughly 5% of them trucks, projected to reach 20 by 2046. The structure is 176 ft (53.6 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSBI-163
CrossesSugar Creek
Location.25 MI NE Palestine
RouteCounty Highway 0
Coordinates39.00449, -87.59795
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.1 US tons
Inventory rating20 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length176 ft (53.6 m)
Longest span68 ft (20.7 m)
Deck width30 ft (9.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2020)
Projected traffic20 by 2046
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SBI-163 over Sugar Creek built?

It was built in 1937, making it 88 years old in 2025.

What condition is SBI-163 over Sugar Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does SBI-163 over Sugar Creek carry?

About 20 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is SBI-163 over Sugar Creek?

The structure is 176 ft (53.6 m) long with a longest span of 68 ft (20.7 m) and a deck 30 ft wide.

Who owns SBI-163 over Sugar Creek?

It is owned by the State Highway Agency.