US Bridges

Doddridge RD over Midland CR

Good

St. Louis County, Missouri · S 3069 T 46 N R 5 E · Structure no. 31181

Built
2006
19 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
99 ft
3 main spans
Daily traffic
4,370
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Doddridge RD over Midland CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Doddridge RD over Midland CR in St. Louis County, Missouri. It was built in 2006, so it is 19 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 4,370 vehicles a day, roughly 3% of them trucks, projected to reach 5,900 by 2043. The structure is 99 ft (30.2 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesDoddridge RD
CrossesMidland CR
LocationS 3069 T 46 N R 5 E
RouteCity Street 270
Coordinates38.72647, -90.43397
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating89.3 US tons
Inventory rating53.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length99 ft (30.2 m)
Longest span44 ft (13.4 m)
Deck width44 ft (13.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,370 (2023)
Projected traffic5,900 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Doddridge RD over Midland CR built?

It was built in 2006, making it 19 years old in 2025.

What condition is Doddridge RD over Midland CR 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 2023.

How much traffic does Doddridge RD over Midland CR carry?

About 4,370 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Doddridge RD over Midland CR?

The structure is 99 ft (30.2 m) long with a longest span of 44 ft (13.4 m) and a deck 44 ft wide.

Who owns Doddridge RD over Midland CR?

It is owned by the City or Municipal Highway Agency.