US Bridges

Ill 169 over Stream

Poor

Pulaski County, Illinois · 0.4 MI W Karnak · Structure no. 077002300000000

Built
1933
92 years old, rebuilt 1984
Condition
Poor
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
59 ft
1 main span
Daily traffic
1,650
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 169 over Stream is a prestressed concrete box beam or girders - multiple carrying Ill 169 over Stream in Pulaski County, Illinois. It was built in 1933 and reconstructed in 1984, so it is 92 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.

It carries about 1,650 vehicles a day, roughly 12% of them trucks, projected to reach 2,020 by 2046. The structure is 59 ft (18.1 m) long and 33 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesIll 169
CrossesStream
Location0.4 MI W Karnak
RouteState Highway 169
Coordinates37.28921, -88.99531
Functional classRural Major Collector

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be 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 alignment8: Equal to present desirable criteria
Operating rating61.8 US tons
Inventory rating37.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length59 ft (18.1 m)
Longest span56 ft (17.1 m)
Deck width33 ft (10.1 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,650 (2023)
Projected traffic2,020 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 Ill 169 over Stream built?

It was built in 1933, making it 92 years old in 2025. It was reconstructed in 1984.

What condition is Ill 169 over Stream 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 July 2024.

How much traffic does Ill 169 over Stream carry?

About 1,650 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Ill 169 over Stream?

The structure is 59 ft (18.1 m) long with a longest span of 56 ft (17.1 m) and a deck 33 ft wide.

Who owns Ill 169 over Stream?

It is owned by the State Highway Agency.