US Bridges

Indian Springs RD over Small CR

Fair

Moniteau County, Missouri · S 21 T 46 N R 15 W · Structure no. 21285

Built
1994
31 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
2 main spans
Daily traffic
50
2024 count
Owner
County
County Highway Agency

About this bridge

Indian Springs RD over Small CR is a steel stringer/multi-beam or girder carrying Indian Springs RD over Small CR in Moniteau County, Missouri. It was built in 1994, so it is 31 years old, younger 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 70 by 2044. The structure is 64 ft (19.5 m) long and 12 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesIndian Springs RD
CrossesSmall CR
LocationS 21 T 46 N R 15 W
RouteCounty Highway 299
CountyMoniteau County
StateMissouri
Coordinates38.72622, -92.56489
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating61.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length64 ft (19.5 m)
Longest span29 ft (8.8 m)
Deck width12 ft (3.7 m)
Roadway width11 ft (3.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic70 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$336,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Indian Springs RD over Small CR built?

It was built in 1994, making it 31 years old in 2025.

What condition is Indian Springs RD over Small 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 November 2023.

How much traffic does Indian Springs RD over Small CR carry?

About 50 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Indian Springs RD over Small CR?

The structure is 64 ft (19.5 m) long with a longest span of 29 ft (8.8 m) and a deck 12 ft wide.

Who owns Indian Springs RD over Small CR?

It is owned by the County Highway Agency.