US Bridges

Diamond Trail over Str of Nodaway Rvr

Good

Nodaway County, Missouri · S 27 T 63 N R 37 W · Structure no. 30756

Built
2004
21 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Diamond Trail over Str of Nodaway Rvr is a steel stringer/multi-beam or girder carrying Diamond Trail over Str of Nodaway Rvr in Nodaway County, Missouri. It was built in 2004, so it is 21 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2044. The structure is 30 ft (9.1 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesDiamond Trail
CrossesStr of Nodaway Rvr
LocationS 27 T 63 N R 37 W
RouteCounty Highway 858
Coordinates40.24452, -95.04852
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89.3 US tons
Inventory rating53.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic40 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 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 Diamond Trail over Str of Nodaway Rvr built?

It was built in 2004, making it 21 years old in 2025.

What condition is Diamond Trail over Str of Nodaway Rvr 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 Diamond Trail over Str of Nodaway Rvr carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Diamond Trail over Str of Nodaway Rvr?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 25 ft wide.

Who owns Diamond Trail over Str of Nodaway Rvr?

It is owned by the County Highway Agency.