US Bridges

Rt Yy E over Deer CR

Poor

Polk County, Missouri · S 30 T 33 N R 21 W · Structure no. 7506

Built
1951
74 years old
Condition
Poor
inspected November 2024
Type
Culvert
Concrete Continuous
Length
39 ft
3 main spans
Daily traffic
244
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Yy E over Deer CR is a concrete continuous culvert carrying Rt Yy E over Deer CR in Polk County, Missouri. It was built in 1951, so it is 74 years old, older 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.

It carries about 244 vehicles a day, roughly 16% of them trucks, projected to reach 390 by 2044. The structure is 39 ft (11.8 m) long and 23 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRt Yy E
CrossesDeer CR
LocationS 30 T 33 N R 21 W
RouteState Highway 0YY
Coordinates37.56108, -93.2827
Functional classRural Minor 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
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51.6 US tons
Inventory rating30.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 10
Structure length39 ft (11.8 m)
Longest span10 ft (3 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic244 (2024)
Projected traffic390 by 2044
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$450,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Yy E over Deer CR built?

It was built in 1951, making it 74 years old in 2025.

What condition is Rt Yy E 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 November 2024.

How much traffic does Rt Yy E over Deer CR carry?

About 244 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is Rt Yy E over Deer CR?

The structure is 39 ft (11.8 m) long with a longest span of 10 ft (3 m) and a deck 23 ft wide.

Who owns Rt Yy E over Deer CR?

It is owned by the State Highway Agency.