US Bridges

Sunset DR over Cook Hollow

Good

Christian County, Missouri · S 35 T 25 N R 21 W · Structure no. 36553

Built
2021
4 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
100
2025 count
Owner
Local
Other Local Agency

About this bridge

Sunset DR over Cook Hollow is a steel stringer/multi-beam or girder carrying Sunset DR over Cook Hollow in Christian County, Missouri. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 200 by 2045. The structure is 37 ft (11.3 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSunset DR
CrossesCook Hollow
LocationS 35 T 25 N R 21 W
RouteCounty Highway 609
Coordinates36.82698, -93.20877
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.7 US tons
Inventory rating21.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span35 ft (10.7 m)
Deck width28 ft (8.5 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic200 by 2045
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

OwnerOther Local Agency
Maintained byOther Local 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 Sunset DR over Cook Hollow built?

It was built in 2021, making it 4 years old in 2025.

What condition is Sunset DR over Cook Hollow 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 January 2025.

How much traffic does Sunset DR over Cook Hollow carry?

About 100 vehicles per day (2025 count), of which roughly 10% are trucks.

How long is Sunset DR over Cook Hollow?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.7 m) and a deck 28 ft wide.

Who owns Sunset DR over Cook Hollow?

It is owned by the Other Local Agency.