US Bridges

Jasper RD over Br of Wolf CR

Good

Linn County, Missouri · S 22 T 59 N R 19 W · Structure no. 30181

Built
2003
22 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
25
2024 count
Owner
County
County Highway Agency

About this bridge

Jasper RD over Br of Wolf CR is a steel stringer/multi-beam or girder carrying Jasper RD over Br of Wolf CR in Linn County, Missouri. It was built in 2003, so it is 22 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 28 by 2044. The structure is 41 ft (12.5 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesJasper RD
CrossesBr of Wolf CR
LocationS 22 T 59 N R 19 W
RouteCounty Highway 178
Coordinates39.91812, -93.01866
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating76.4 US tons
Inventory rating45.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span41 ft (12.5 m)
Deck width20 ft (6.2 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 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 Jasper RD over Br of Wolf CR built?

It was built in 2003, making it 22 years old in 2025.

What condition is Jasper RD over Br of Wolf CR 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 November 2024.

How much traffic does Jasper RD over Br of Wolf CR carry?

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

How long is Jasper RD over Br of Wolf CR?

The structure is 41 ft (12.5 m) long with a longest span of 41 ft (12.5 m) and a deck 20 ft wide.

Who owns Jasper RD over Br of Wolf CR?

It is owned by the County Highway Agency.