US Bridges

Rs 1640 over Mulberry Creek

Good

Mitchell County, Kansas · 0.3W of Beloit · Structure no. 000000000620520

Built
1985
40 years old
Condition
Good
inspected March 2023
Type
Frame
Concrete
Length
55 ft
1 main span
Daily traffic
360
2002 count
Owner
County
County Highway Agency

About this bridge

Rs 1640 over Mulberry Creek is a concrete frame carrying Rs 1640 over Mulberry Creek in Mitchell County, Kansas. It was built in 1985, so it is 40 years old, younger than the Kansas average of 52.8 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 360 vehicles a day, roughly 7% of them trucks, projected to reach 380 by 2043. The structure is 55 ft (16.8 m) long and 34 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesRs 1640
CrossesMulberry Creek
Location0.3W of Beloit
RouteCounty Highway 1640
CountyMitchell County
StateKansas
Coordinates39.45917, -98.13472
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99.8 US tons
Inventory rating68.1 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span52 ft (15.7 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic360 (2002)
Projected traffic380 by 2043
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Rs 1640 over Mulberry Creek built?

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

What condition is Rs 1640 over Mulberry Creek 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 March 2023.

How much traffic does Rs 1640 over Mulberry Creek carry?

About 360 vehicles per day (2002 count), of which roughly 7% are trucks.

How long is Rs 1640 over Mulberry Creek?

The structure is 55 ft (16.8 m) long with a longest span of 52 ft (15.7 m) and a deck 34 ft wide.

Who owns Rs 1640 over Mulberry Creek?

It is owned by the County Highway Agency.