US Bridges

Lamar Pkwy over UP RR

Fair

Franklin County, Missouri · S 11 T 43 N R 2 E · Structure no. 29505

Built
2003
22 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
135 ft
3 main spans
Daily traffic
2,000
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lamar Pkwy over UP RR is a prestressed concrete continuous stringer/multi-beam or girder carrying Lamar Pkwy over UP RR in Franklin County, Missouri. It was built in 2003, so it is 22 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 2,000 vehicles a day, roughly 5% of them trucks, projected to reach 3,200 by 2043. The structure is 135 ft (41.1 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesLamar Pkwy
CrossesUP RR
LocationS 11 T 43 N R 2 E
RouteCity Street 0
CountyFranklin County
StateMissouri
Coordinates38.47911, -90.76982
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.4 US tons
Inventory rating36.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length135 ft (41.1 m)
Longest span55 ft (16.8 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2023)
Projected traffic3,200 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lamar Pkwy over UP RR built?

It was built in 2003, making it 22 years old in 2025.

What condition is Lamar Pkwy over UP RR 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 February 2025.

How much traffic does Lamar Pkwy over UP RR carry?

About 2,000 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Lamar Pkwy over UP RR?

The structure is 135 ft (41.1 m) long with a longest span of 55 ft (16.8 m) and a deck 29 ft wide.

Who owns Lamar Pkwy over UP RR?

It is owned by the City or Municipal Highway Agency.