US Bridges

NE 270th RD over Lit Platte Rvr

Good

Clinton County, Missouri · S 17 T 55 N R 31 W · Structure no. 34493

Built
2013
12 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
162 ft
3 main spans
Daily traffic
35
2023 count
Owner
County
County Highway Agency

About this bridge

NE 270th RD over Lit Platte Rvr is a steel continuous stringer/multi-beam or girder carrying NE 270th RD over Lit Platte Rvr in Clinton County, Missouri. It was built in 2013, so it is 12 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2043. The structure is 162 ft (49.4 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesNE 270th RD
CrossesLit Platte Rvr
LocationS 17 T 55 N R 31 W
RouteCounty Highway 152
Coordinates39.58193, -94.40076
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 evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.5 US tons
Inventory rating36.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length162 ft (49.4 m)
Longest span74 ft (22.6 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2023)
Projected traffic40 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 NE 270th RD over Lit Platte Rvr built?

It was built in 2013, making it 12 years old in 2025.

What condition is NE 270th RD over Lit Platte Rvr 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 NE 270th RD over Lit Platte Rvr carry?

About 35 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NE 270th RD over Lit Platte Rvr?

The structure is 162 ft (49.4 m) long with a longest span of 74 ft (22.6 m) and a deck 25 ft wide.

Who owns NE 270th RD over Lit Platte Rvr?

It is owned by the County Highway Agency.