US Bridges

Wright Ave over Coldwater CR

Fair

St. Louis County, Missouri · S 18 T 46 N R 6 E · Structure no. 22948

Built
1998
27 years old
Condition
Fair
inspected December 2023
Type
Culvert
Concrete
Length
49 ft
2 main spans
Daily traffic
4,500
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Wright Ave over Coldwater CR is a concrete culvert carrying Wright Ave over Coldwater CR in St. Louis County, Missouri. It was built in 1998, so it is 27 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 4,500 vehicles a day, roughly 1% of them trucks, projected to reach 6,075 by 2043. The structure is 49 ft (14.9 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesWright Ave
CrossesColdwater CR
LocationS 18 T 46 N R 6 E
RouteCity Street 0
CountySt. Louis County
StateMissouri
Coordinates38.72852, -90.3768
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span22 ft (6.7 m)
Deck width37 ft (11.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,500 (2023)
Projected traffic6,075 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Wright Ave over Coldwater CR built?

It was built in 1998, making it 27 years old in 2025.

What condition is Wright Ave over Coldwater CR in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.

How much traffic does Wright Ave over Coldwater CR carry?

About 4,500 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Wright Ave over Coldwater CR?

The structure is 49 ft (14.9 m) long with a longest span of 22 ft (6.7 m) and a deck 37 ft wide.

Who owns Wright Ave over Coldwater CR?

It is owned by the City or Municipal Highway Agency.