US Bridges

Hope DR over Br of Long Br

Good

Linn County, Missouri · S 18 T 60 N R 19 W · Structure no. 29378

Built
2001
24 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
35 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

Hope DR over Br of Long Br is a steel stringer/multi-beam or girder carrying Hope DR over Br of Long Br in Linn County, Missouri. It was built in 2001, so it is 24 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 10 vehicles a day, roughly 10% of them trucks, projected to reach 11 by 2044. The structure is 35 ft (10.8 m) long and 21 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesHope DR
CrossesBr of Long Br
LocationS 18 T 60 N R 19 W
RouteCounty Highway 104
Coordinates40.01607, -93.07497
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.7 US tons
Inventory rating25.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length35 ft (10.8 m)
Longest span35 ft (10.6 m)
Deck width21 ft (6.5 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deck21 ft (6.5 m)

Traffic and service

Average daily traffic10 (2024)
Projected traffic11 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Hope DR over Br of Long Br built?

It was built in 2001, making it 24 years old in 2025.

What condition is Hope DR over Br of Long 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 December 2024.

How much traffic does Hope DR over Br of Long Br carry?

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

How long is Hope DR over Br of Long Br?

The structure is 35 ft (10.8 m) long with a longest span of 35 ft (10.6 m) and a deck 21 ft wide.

Who owns Hope DR over Br of Long Br?

It is owned by the County Highway Agency.