US Bridges

H S Truman RD over NS RR

Fair

St. Charles County, Missouri · S 291 T 47 N R 4 E · Structure no. 22966

Built
1995
30 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
202 ft
3 main spans
Daily traffic
16,500
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

H S Truman RD over NS RR is a steel continuous stringer/multi-beam or girder carrying H S Truman RD over NS RR in St. Charles County, Missouri. It was built in 1995, so it is 30 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 16,500 vehicles a day, roughly 10% of them trucks, projected to reach 25,575 by 2044. The structure is 202 ft (61.6 m) long and 71 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesH S Truman RD
CrossesNS RR
LocationS 291 T 47 N R 4 E
RouteCity Street 0
Coordinates38.809, -90.5535
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.5 US tons
Inventory rating38.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span81 ft (24.6 m)
Deck width71 ft (21.5 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,500 (2024)
Projected traffic25,575 by 2044
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 H S Truman RD over NS RR built?

It was built in 1995, making it 30 years old in 2025.

What condition is H S Truman RD over NS 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 January 2024.

How much traffic does H S Truman RD over NS RR carry?

About 16,500 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is H S Truman RD over NS RR?

The structure is 202 ft (61.6 m) long with a longest span of 81 ft (24.6 m) and a deck 71 ft wide.

Who owns H S Truman RD over NS RR?

It is owned by the City or Municipal Highway Agency.