US Bridges

Spoede RD over Deer CR

PoorPosted for load

St. Louis County, Missouri · S 13 T 45 N R 5 E · Structure no. 17518

Built
1981
44 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
8,060
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Spoede RD over Deer CR is a prestressed concrete stringer/multi-beam or girder carrying Spoede RD over Deer CR in St. Louis County, Missouri. It was built in 1981, so it is 44 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 8,060 vehicles a day, roughly 1% of them trucks, projected to reach 10,881 by 2043. The structure is 44 ft (13.4 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSpoede RD
CrossesDeer CR
LocationS 13 T 45 N R 5 E
RouteCity Street 0
Coordinates38.64497, -90.41533
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.5 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length44 ft (13.4 m)
Longest span43 ft (13.1 m)
Deck width36 ft (10.9 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,060 (2023)
Projected traffic10,881 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$634,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Spoede RD over Deer CR built?

It was built in 1981, making it 44 years old in 2025.

What condition is Spoede RD over Deer CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does Spoede RD over Deer CR carry?

About 8,060 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Spoede RD over Deer CR?

The structure is 44 ft (13.4 m) long with a longest span of 43 ft (13.1 m) and a deck 36 ft wide.

Who owns Spoede RD over Deer CR?

It is owned by the City or Municipal Highway Agency.