US Bridges

Rp IS64E to Rtjj S over Rp IS270E to IS64E

Fair

St. Louis County, Missouri · S 15 T 45 N R 5 E · Structure no. 3812

Built
1991
34 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
361 ft
3 main spans
Daily traffic
3,419
2024 count
Owner
State
State Highway Agency

About this bridge

Rp IS64E to Rtjj S over Rp IS270E to IS64E is a steel continuous stringer/multi-beam or girder carrying Rp IS64E to Rtjj S over Rp IS270E to IS64E in St. Louis County, Missouri. It was built in 1991, so it is 34 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 3,419 vehicles a day, roughly 10% of them trucks, projected to reach 4,274 by 2044. The structure is 361 ft (110 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesRp IS64E to Rtjj S
CrossesRp IS270E to IS64E
LocationS 15 T 45 N R 5 E
RouteState Highway 0
CountySt. Louis County
StateMissouri
Coordinates38.6381, -90.44651
Functional classUrban Principal Arterial - Interstate

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating71.4 US tons
Inventory rating42.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length361 ft (110 m)
Longest span142 ft (43.3 m)
Deck width30 ft (9 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,419 (2024)
Projected traffic4,274 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rp IS64E to Rtjj S over Rp IS270E to IS64E built?

It was built in 1991, making it 34 years old in 2025.

What condition is Rp IS64E to Rtjj S over Rp IS270E to IS64E 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 October 2024.

How much traffic does Rp IS64E to Rtjj S over Rp IS270E to IS64E carry?

About 3,419 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Rp IS64E to Rtjj S over Rp IS270E to IS64E?

The structure is 361 ft (110 m) long with a longest span of 142 ft (43.3 m) and a deck 30 ft wide.

Who owns Rp IS64E to Rtjj S over Rp IS270E to IS64E?

It is owned by the State Highway Agency.