US Bridges

US 136 E over Drain Dtch

Poor

Clark County, Missouri · S 35 T 65 N R 6 W · Structure no. 4516

Built
1968
57 years old
Condition
Poor
inspected January 2025
Type
Slab
Concrete Continuous
Length
87 ft
3 main spans
Daily traffic
2,085
2024 count
Owner
State
State Highway Agency

About this bridge

US 136 E over Drain Dtch is a concrete continuous slab carrying US 136 E over Drain Dtch in Clark County, Missouri. It was built in 1968, so it is 57 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 4 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.

It carries about 2,085 vehicles a day, roughly 24% of them trucks, projected to reach 3,232 by 2044. The structure is 87 ft (26.5 m) long and 46 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesUS 136 E
CrossesDrain Dtch
LocationS 35 T 65 N R 6 W
RouteU.S. Route 136
Coordinates40.38744, -91.51497
Functional classRural Minor Arterial

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.7 US tons
Inventory rating19.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length87 ft (26.5 m)
Longest span45 ft (13.7 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,085 (2024)
Projected traffic3,232 by 2044
Trucks24%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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$1.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 136 E over Drain Dtch built?

It was built in 1968, making it 57 years old in 2025.

What condition is US 136 E 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 January 2025.

How much traffic does US 136 E over Drain Dtch carry?

About 2,085 vehicles per day (2024 count), of which roughly 24% are trucks.

How long is US 136 E over Drain Dtch?

The structure is 87 ft (26.5 m) long with a longest span of 45 ft (13.7 m) and a deck 46 ft wide.

Who owns US 136 E over Drain Dtch?

It is owned by the State Highway Agency.