US Bridges

Lake Avalon RD over Indian CR

Fair

St. Francois County, Missouri · S 15 T 35 N R 4 E · Structure no. 19043

Built
1935
90 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
25
2023 count
Owner
County
County Highway Agency

About this bridge

Lake Avalon RD over Indian CR is a concrete culvert carrying Lake Avalon RD over Indian CR in St. Francois County, Missouri. It was built in 1935, so it is 90 years old, older than the Missouri average of 45.1 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 38 by 2043. The structure is 26 ft (7.9 m) long and 26 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesLake Avalon RD
CrossesIndian CR
LocationS 15 T 35 N R 4 E
RouteCounty Highway 209
CountySt. Francois County
StateMissouri
Coordinates37.73703, -90.58371
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadOther
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic38 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Lake Avalon RD over Indian CR built?

It was built in 1935, making it 90 years old in 2025.

What condition is Lake Avalon RD over Indian CR 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 December 2024.

How much traffic does Lake Avalon RD over Indian CR carry?

About 25 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Lake Avalon RD over Indian CR?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 26 ft wide.

Who owns Lake Avalon RD over Indian CR?

It is owned by the County Highway Agency.