US Bridges

Morgan ST over Douger Br

Good

Lawrence County, Missouri · S 12 T 26 N R 26 W · Structure no. 31851

Built
1990
35 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete Continuous
Length
29 ft
4 main spans
Daily traffic
400
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Morgan ST over Douger Br is a concrete continuous culvert carrying Morgan ST over Douger Br in Lawrence County, Missouri. It was built in 1990, so it is 35 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 400 vehicles a day, roughly 10% of them trucks, projected to reach 620 by 2043. The structure is 29 ft (8.8 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesMorgan ST
CrossesDouger Br
LocationS 12 T 26 N R 26 W
RouteCity Street 20
Coordinates36.97761, -93.72299
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionMarch 2023
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 alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, precast panels
Main spans4
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span6 ft (1.8 m)
Deck width35 ft (10.8 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2023)
Projected traffic620 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Morgan ST over Douger Br built?

It was built in 1990, making it 35 years old in 2025.

What condition is Morgan ST over Douger 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 March 2023.

How much traffic does Morgan ST over Douger Br carry?

About 400 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Morgan ST over Douger Br?

The structure is 29 ft (8.8 m) long with a longest span of 6 ft (1.8 m) and a deck 35 ft wide.

Who owns Morgan ST over Douger Br?

It is owned by the City or Municipal Highway Agency.