US Bridges

Pat Daly RD over Arnault Br CR

Fair

Washington County, Missouri · S 15 T 38 N R 2 E · Structure no. 33660

Built
2011
14 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
81 ft
3 main spans
Daily traffic
250
2024 count
Owner
County
County Highway Agency

About this bridge

Pat Daly RD over Arnault Br CR is a concrete box beam or girders - multiple carrying Pat Daly RD over Arnault Br CR in Washington County, Missouri. It was built in 2011, so it is 14 years old, younger 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 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 250 vehicles a day, roughly 10% of them trucks, projected to reach 300 by 2044. The structure is 81 ft (24.7 m) long and 21 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesPat Daly RD
CrossesArnault Br CR
LocationS 15 T 38 N R 2 E
RouteCounty Highway 30
Coordinates38.02203, -90.80892
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating79.4 US tons

Structure

MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length81 ft (24.7 m)
Longest span27 ft (8.2 m)
Deck width21 ft (6.4 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2024)
Projected traffic300 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pat Daly RD over Arnault Br CR built?

It was built in 2011, making it 14 years old in 2025.

What condition is Pat Daly RD over Arnault Br CR 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 Pat Daly RD over Arnault Br CR carry?

About 250 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Pat Daly RD over Arnault Br CR?

The structure is 81 ft (24.7 m) long with a longest span of 27 ft (8.2 m) and a deck 21 ft wide.

Who owns Pat Daly RD over Arnault Br CR?

It is owned by the County Highway Agency.