US Bridges

Pack RD over Elk Rvr Trib

FairPosted for load

McDonald County, Missouri · S 33 T 21 N R 33 W · Structure no. 23055

Built
1940
85 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete
Length
30 ft
2 main spans
Daily traffic
50
2024 count
Owner
County
County Highway Agency

About this bridge

Pack RD over Elk Rvr Trib is a concrete slab carrying Pack RD over Elk Rvr Trib in McDonald County, Missouri. It was built in 1940, so it is 85 years old, older 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 75 by 2044. The structure is 30 ft (9.1 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesPack RD
CrossesElk Rvr Trib
LocationS 33 T 21 N R 33 W
RouteCounty Highway 388
CountyMcDonald County
StateMissouri
Coordinates36.51613, -94.51246
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.8 US tons
Inventory rating15.9 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic75 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 Pack RD over Elk Rvr Trib built?

It was built in 1940, making it 85 years old in 2025.

What condition is Pack RD over Elk Rvr Trib 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 February 2024.

How much traffic does Pack RD over Elk Rvr Trib carry?

About 50 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Pack RD over Elk Rvr Trib?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m) and a deck 24 ft wide.

Who owns Pack RD over Elk Rvr Trib?

It is owned by the County Highway Agency.