US Bridges

Denver ST over Trib Big Br

Good

Mercer County, Missouri · S 5 T 65 N R 24 W · Structure no. 32338

Built
2006
19 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
70 ft
1 main span
Daily traffic
25
2024 count
Owner
County
County Highway Agency

About this bridge

Denver ST over Trib Big Br is a steel stringer/multi-beam or girder carrying Denver ST over Trib Big Br in Mercer County, Missouri. It was built in 2006, so it is 19 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.

It carries about 25 vehicles a day, roughly 10% of them trucks, projected to reach 28 by 2044. The structure is 70 ft (21.3 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesDenver ST
CrossesTrib Big Br
LocationS 5 T 65 N R 24 W
RouteCounty Highway 169
Coordinates40.46047, -93.63001
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 alignment8: Equal to present desirable criteria
Operating rating82.3 US tons
Inventory rating49.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length70 ft (21.3 m)
Longest span68 ft (20.7 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic28 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 Denver ST over Trib Big Br built?

It was built in 2006, making it 19 years old in 2025.

What condition is Denver ST over Trib Big Br 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 2024.

How much traffic does Denver ST over Trib Big Br carry?

About 25 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Denver ST over Trib Big Br?

The structure is 70 ft (21.3 m) long with a longest span of 68 ft (20.7 m) and a deck 20 ft wide.

Who owns Denver ST over Trib Big Br?

It is owned by the County Highway Agency.