US Bridges

Rt N E over Norris Br

Fair

Henry County, Missouri · S 4 T 43 N R 27 W · Structure no. 33966

Built
2012
13 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
90 ft
1 main span
Daily traffic
166
2024 count
Owner
State
State Highway Agency

About this bridge

Rt N E over Norris Br is a prestressed concrete box beam or girders - multiple carrying Rt N E over Norris Br in Henry County, Missouri. It was built in 2012, so it is 13 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 166 vehicles a day, roughly 11% of them trucks, projected to reach 249 by 2044. The structure is 90 ft (27.4 m) long and 26 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesRt N E
CrossesNorris Br
LocationS 4 T 43 N R 27 W
RouteState Highway 0N
Coordinates38.54668, -93.90153
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating38.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span90 ft (27.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic166 (2024)
Projected traffic249 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 N E over Norris Br built?

It was built in 2012, making it 13 years old in 2025.

What condition is Rt N E over Norris Br in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Rt N E over Norris Br carry?

About 166 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt N E over Norris Br?

The structure is 90 ft (27.4 m) long with a longest span of 90 ft (27.4 m) and a deck 26 ft wide.

Who owns Rt N E over Norris Br?

It is owned by the State Highway Agency.