US Bridges

Norwood RD over Rock CR

Good

Jackson County, Missouri · S 15 T 49 N R 32 W · Structure no. 19172

Built
1985
40 years old
Condition
Good
inspected February 2023
Type
Culvert
Concrete
Length
35 ft
3 main spans
Daily traffic
210
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Norwood RD over Rock CR is a concrete culvert carrying Norwood RD over Rock CR in Jackson County, Missouri. It was built in 1985, so it is 40 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 210 vehicles a day, roughly 2% of them trucks, projected to reach 273 by 2044. The structure is 35 ft (10.7 m) long and 38 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesNorwood RD
CrossesRock CR
LocationS 15 T 49 N R 32 W
RouteCity Street 0
CountyJackson County
StateMissouri
Coordinates39.07046, -94.44051
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadOther
Structure length35 ft (10.7 m)
Longest span11 ft (3.4 m)
Deck width38 ft (11.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2024)
Projected traffic273 by 2044
Trucks2%
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 Norwood RD over Rock CR built?

It was built in 1985, making it 40 years old in 2025.

What condition is Norwood RD over Rock 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 February 2023.

How much traffic does Norwood RD over Rock CR carry?

About 210 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Norwood RD over Rock CR?

The structure is 35 ft (10.7 m) long with a longest span of 11 ft (3.4 m) and a deck 38 ft wide.

Who owns Norwood RD over Rock CR?

It is owned by the City or Municipal Highway Agency.