US Bridges

County RD 033 over Br of Spencer CR

PoorPosted for load

Pike County, Missouri · S 8 T 53 N R 4 W · Structure no. 14869

Built
1900
125 years old
Condition
Poor
inspected August 2024
Type
Truss - Thru
Steel
Length
52 ft
1 main span
Daily traffic
10
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 033 over Br of Spencer CR is a steel truss - thru carrying County RD 033 over Br of Spencer CR in Pike County, Missouri. It was built in 1900, so it is 125 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. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, roughly 10% of them trucks, projected to reach 13 by 2043. The structure is 52 ft (15.8 m) long and 12 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCounty RD 033
CrossesBr of Spencer CR
LocationS 8 T 53 N R 4 W
RouteCounty Highway 78
Coordinates39.38097, -91.3825
Functional classRural Local

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating13.9 US tons
Inventory rating7.9 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length52 ft (15.8 m)
Longest span50 ft (15.2 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2023)
Projected traffic13 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$416,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 033 over Br of Spencer CR built?

It was built in 1900, making it 125 years old in 2025.

What condition is County RD 033 over Br of Spencer 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 August 2024.

How much traffic does County RD 033 over Br of Spencer CR carry?

About 10 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 033 over Br of Spencer CR?

The structure is 52 ft (15.8 m) long with a longest span of 50 ft (15.2 m) and a deck 12 ft wide.

Who owns County RD 033 over Br of Spencer CR?

It is owned by the County Highway Agency.