US Bridges

Lagerman RD over Poor CR

Fair

Montgomery County, Missouri · S 12 T 48 N R 4 W · Structure no. 16567

Built
1990
35 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
75
2023 count
Owner
County
County Highway Agency

About this bridge

Lagerman RD over Poor CR is a steel stringer/multi-beam or girder carrying Lagerman RD over Poor CR in Montgomery County, Missouri. It was built in 1990, so it is 35 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 6 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 75 vehicles a day, roughly 10% of them trucks, projected to reach 94 by 2043. The structure is 33 ft (10.1 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesLagerman RD
CrossesPoor CR
LocationS 12 T 48 N R 4 W
RouteCounty Highway 125
CountyMontgomery County
StateMissouri
Coordinates38.93422, -91.30228
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating33.7 US tons
Inventory rating20.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width22 ft (6.6 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2023)
Projected traffic94 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Lagerman RD over Poor CR built?

It was built in 1990, making it 35 years old in 2025.

What condition is Lagerman RD over Poor 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 January 2023.

How much traffic does Lagerman RD over Poor CR carry?

About 75 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Lagerman RD over Poor CR?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 22 ft wide.

Who owns Lagerman RD over Poor CR?

It is owned by the County Highway Agency.