US Bridges

Polla Rd. over Roubidoux CR

GoodPosted for load

Pulaski County, Missouri · S 6 T 35 N R 11 W · Structure no. 33890

Built
2004
21 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
484 ft
5 main spans
Daily traffic
2,400
2023 count
Owner
Federal
Army

About this bridge

Polla Rd. over Roubidoux CR is a prestressed concrete stringer/multi-beam or girder carrying Polla Rd. over Roubidoux CR in Pulaski County, Missouri. It was built in 2004, so it is 21 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for load restriction.

It carries about 2,400 vehicles a day, roughly 10% of them trucks, projected to reach 3,480 by 2044. The structure is 484 ft (147.6 m) long and 39 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

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CarriesPolla Rd.
CrossesRoubidoux CR
LocationS 6 T 35 N R 11 W
RouteCounty Highway 0
CountyPulaski County
StateMissouri
Coordinates37.79183, -92.183
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.3 US tons
Inventory rating22.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadHS 20 + Mod
Structure length484 ft (147.6 m)
Longest span120 ft (36.6 m)
Deck width39 ft (11.8 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2023)
Projected traffic3,480 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Polla Rd. over Roubidoux CR built?

It was built in 2004, making it 21 years old in 2025.

What condition is Polla Rd. over Roubidoux CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does Polla Rd. over Roubidoux CR carry?

About 2,400 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Polla Rd. over Roubidoux CR?

The structure is 484 ft (147.6 m) long with a longest span of 120 ft (36.6 m) and a deck 39 ft wide.

Who owns Polla Rd. over Roubidoux CR?

It is owned by the Army.