US Bridges

Rp 10th ST to IS64 over Cst Spruce ST

FairPosted for load

St. Louis city, Missouri · S 23 T 45 N R 7 E · Structure no. 1259

Built
1967
58 years old
Condition
Fair
inspected April 2024
Type
Girder and Floorbeam System
Steel Continuous
Length
996 ft
10 main spans
Daily traffic
2,657
2024 count
Owner
State
State Highway Agency

About this bridge

Rp 10th ST to IS64 over Cst Spruce ST is a steel continuous girder and floorbeam system carrying Rp 10th ST to IS64 over Cst Spruce ST in St. Louis city, Missouri. It was built in 1967, so it is 58 years old, older 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. Its operating status is: posted for load restriction.

It carries about 2,657 vehicles a day, roughly 18% of them trucks, projected to reach 3,321 by 2044. The structure is 996 ft (303.6 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesRp 10th ST to IS64
CrossesCst Spruce ST
LocationS 23 T 45 N R 7 E
RouteState Highway 0
CountySt. Louis city
StateMissouri
Coordinates38.62283, -90.19733
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans10 (+6 approach)
Design loadHS 20
Structure length996 ft (303.6 m)
Longest span96 ft (29.3 m)
Deck width24 ft (7.4 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,657 (2024)
Projected traffic3,321 by 2044
Trucks18%
Lanes on structure1
Traffic directionOne-way traffic
CarriesThird level (interchange)
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$6.2 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rp 10th ST to IS64 over Cst Spruce ST built?

It was built in 1967, making it 58 years old in 2025.

What condition is Rp 10th ST to IS64 over Cst Spruce ST 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 April 2024.

How much traffic does Rp 10th ST to IS64 over Cst Spruce ST carry?

About 2,657 vehicles per day (2024 count), of which roughly 18% are trucks.

How long is Rp 10th ST to IS64 over Cst Spruce ST?

The structure is 996 ft (303.6 m) long with a longest span of 96 ft (29.3 m) and a deck 24 ft wide.

Who owns Rp 10th ST to IS64 over Cst Spruce ST?

It is owned by the State Highway Agency.