US Bridges

Pvt NN-2 S over Drain Dtch

PoorPosted for load

Newton County, Missouri · S 13 T 26 N R 33 W · Structure no. 36437

Built
1950
75 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
20 ft
2 main spans
Daily traffic
10
2024 count
Owner
State
State Highway Agency

About this bridge

Pvt NN-2 S over Drain Dtch is a wood or timber stringer/multi-beam or girder carrying Pvt NN-2 S over Drain Dtch in Newton County, Missouri. It was built in 1950, so it is 75 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, roughly 10% of them trucks, projected to reach 17 by 2044. The structure is 20 ft (6.1 m) long and 15 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesPvt NN-2 S
CrossesDrain Dtch
LocationS 13 T 26 N R 33 W
Coordinates36.9813, -94.4913
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating11.9 US tons
Inventory rating7.9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span10 ft (3 m)
Deck width15 ft (4.6 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic17 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$234,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Pvt NN-2 S over Drain Dtch built?

It was built in 1950, making it 75 years old in 2025.

What condition is Pvt NN-2 S over Drain Dtch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in September 2024.

How much traffic does Pvt NN-2 S over Drain Dtch carry?

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

How long is Pvt NN-2 S over Drain Dtch?

The structure is 20 ft (6.1 m) long with a longest span of 10 ft (3 m) and a deck 15 ft wide.

Who owns Pvt NN-2 S over Drain Dtch?

It is owned by the State Highway Agency.