US Bridges

Commerce Drive over Black Crk

Good

Jefferson County, Missouri · S 6 T 42 N R 6 E · Structure no. 37123

Built
2024
1 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
52 ft
1 main span
Daily traffic
400
2023 count
Owner
County
County Highway Agency

About this bridge

Commerce Drive over Black Crk is a prestressed concrete box beam or girders - multiple carrying Commerce Drive over Black Crk in Jefferson County, Missouri. It was built in 2024, so it is 1 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. Its operating status is: new structure not yet open to traffic.

It carries about 400 vehicles a day, roughly 1% of them trucks, projected to reach 680 by 2043. The structure is 52 ft (15.8 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCommerce Drive
CrossesBlack Crk
LocationS 6 T 42 N R 6 E
RouteCounty Highway 872
Coordinates38.40778, -90.38861
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusNew structure not yet open to traffic
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating76.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length52 ft (15.8 m)
Longest span48 ft (14.6 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2023)
Projected traffic680 by 2043
Trucks1%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Commerce Drive over Black Crk built?

It was built in 2024, making it 1 years old in 2025.

What condition is Commerce Drive over Black Crk 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 January 2024.

How much traffic does Commerce Drive over Black Crk carry?

About 400 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Commerce Drive over Black Crk?

The structure is 52 ft (15.8 m) long with a longest span of 48 ft (14.6 m) and a deck 33 ft wide.

Who owns Commerce Drive over Black Crk?

It is owned by the County Highway Agency.