US Bridges

Adair Ave over Elm Br

Poor

Saline County, Missouri · S 7 T 50 N R 23 W · Structure no. 15479

Built
1966
59 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
49 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Adair Ave over Elm Br is a steel stringer/multi-beam or girder carrying Adair Ave over Elm Br in Saline County, Missouri. It was built in 1966, so it is 59 years old, older than the Missouri average of 45.1 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 39 by 2044. The structure is 49 ft (14.9 m) long and 16 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesAdair Ave
CrossesElm Br
LocationS 7 T 50 N R 23 W
RouteCounty Highway 95
Coordinates39.14383, -93.48585
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.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating28.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length49 ft (14.9 m)
Longest span48 ft (14.6 m)
Deck width16 ft (5 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic39 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byOther Local Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$399,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Adair Ave over Elm Br built?

It was built in 1966, making it 59 years old in 2025.

What condition is Adair Ave over Elm Br 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 March 2024.

How much traffic does Adair Ave over Elm Br carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Adair Ave over Elm Br?

The structure is 49 ft (14.9 m) long with a longest span of 48 ft (14.6 m) and a deck 16 ft wide.

Who owns Adair Ave over Elm Br?

It is owned by the County Highway Agency and maintained by the Other Local Agency.