US Bridges

160 ST over Deadmans Hollow

Fair

Atchison County, Missouri · S 27 T 66 N R 39 W · Structure no. 20794

Built
1997
28 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
1 main span
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

160 ST over Deadmans Hollow is a steel stringer/multi-beam or girder carrying 160 ST over Deadmans Hollow in Atchison County, Missouri. It was built in 1997, so it is 28 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 30 vehicles a day, roughly 20% of them trucks, projected to reach 35 by 2044. The structure is 71 ft (21.6 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries160 ST
CrossesDeadmans Hollow
LocationS 27 T 66 N R 39 W
RouteCounty Highway 275
CountyAtchison County
StateMissouri
Coordinates40.49729, -95.29728
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length71 ft (21.6 m)
Longest span71 ft (21.6 m)
Deck width22 ft (6.8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic35 by 2044
Trucks20%
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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 160 ST over Deadmans Hollow built?

It was built in 1997, making it 28 years old in 2025.

What condition is 160 ST over Deadmans Hollow 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 160 ST over Deadmans Hollow carry?

About 30 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is 160 ST over Deadmans Hollow?

The structure is 71 ft (21.6 m) long with a longest span of 71 ft (21.6 m) and a deck 22 ft wide.

Who owns 160 ST over Deadmans Hollow?

It is owned by the County Highway Agency.