US Bridges

Rt Nn E over Mcguire CR Br

Good

Clinton County, Missouri · S 7 T 56 N R 32 W · Structure no. 33996

Built
2012
13 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
322
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Nn E over Mcguire CR Br is a prestressed concrete box beam or girders - multiple carrying Rt Nn E over Mcguire CR Br in Clinton 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 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 322 vehicles a day, roughly 11% of them trucks, projected to reach 419 by 2044. The structure is 85 ft (25.9 m) long and 29 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesRt Nn E
CrossesMcguire CR Br
LocationS 7 T 56 N R 32 W
RouteState Highway 0NN
Coordinates39.6845, -94.5416
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating78.4 US tons
Inventory rating43.7 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length85 ft (25.9 m)
Longest span85 ft (25.9 m)
Deck width29 ft (8.8 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic322 (2024)
Projected traffic419 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 Nn E over Mcguire CR Br built?

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

What condition is Rt Nn E over Mcguire CR 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 October 2024.

How much traffic does Rt Nn E over Mcguire CR Br carry?

About 322 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt Nn E over Mcguire CR Br?

The structure is 85 ft (25.9 m) long with a longest span of 85 ft (25.9 m) and a deck 29 ft wide.

Who owns Rt Nn E over Mcguire CR Br?

It is owned by the State Highway Agency.