US Bridges

N 2nd ST over Roys Br

Good

Buchanan County, Missouri · S 31 T 58 N R 35 W · Structure no. 30546

Built
2005
20 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
68 ft
1 main span
Daily traffic
130
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

N 2nd ST over Roys Br is a steel stringer/multi-beam or girder carrying N 2nd ST over Roys Br in Buchanan County, Missouri. It was built in 2005, so it is 20 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 130 vehicles a day, roughly 10% of them trucks, projected to reach 156 by 2044. The structure is 68 ft (20.7 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesN 2nd ST
CrossesRoys Br
LocationS 31 T 58 N R 35 W
RouteCity Street 0
Coordinates39.78994, -94.85852
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating80.4 US tons
Inventory rating47.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length68 ft (20.7 m)
Longest span65 ft (19.8 m)
Deck width38 ft (11.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2024)
Projected traffic156 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 N 2nd ST over Roys Br built?

It was built in 2005, making it 20 years old in 2025.

What condition is N 2nd ST over Roys 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 February 2023.

How much traffic does N 2nd ST over Roys Br carry?

About 130 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is N 2nd ST over Roys Br?

The structure is 68 ft (20.7 m) long with a longest span of 65 ft (19.8 m) and a deck 38 ft wide.

Who owns N 2nd ST over Roys Br?

It is owned by the City or Municipal Highway Agency.