US Bridges

Rt Hh E over Big CR

Good

Ralls County, Missouri · S 18 T 56 N R 5 W · Structure no. 31370

Built
2006
19 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
136 ft
3 main spans
Daily traffic
144
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Hh E over Big CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Rt Hh E over Big CR in Ralls 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 144 vehicles a day, roughly 10% of them trucks, projected to reach 209 by 2044. The structure is 136 ft (41.5 m) long and 29 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesRt Hh E
CrossesBig CR
LocationS 18 T 56 N R 5 W
RouteState Highway 0HH
Coordinates39.64434, -91.50811
Functional classRural Major Collector

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.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.4 US tons
Inventory rating43.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length136 ft (41.5 m)
Longest span48 ft (14.6 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144 (2024)
Projected traffic209 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt Hh E over Big CR built?

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

What condition is Rt Hh E over Big 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 Rt Hh E over Big CR carry?

About 144 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Rt Hh E over Big CR?

The structure is 136 ft (41.5 m) long with a longest span of 48 ft (14.6 m) and a deck 29 ft wide.

Who owns Rt Hh E over Big CR?

It is owned by the State Highway Agency.